Instruction/ maintenance manual of the product WGS3-2620 Planet Technology
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Layer 3 Gigabit Ethernet Switch 24+2G - WGS3-2620 4G+4slot – WGS3-404 User ’ s Manual.
WGS3 Layer 3 Switch User ’s Manual Trademarks Copyright (c) PLANET Technolo gy Co rp . 2002. PLANET is a registered trademark of PLANET Tech nology Co rp. All other trad emarks belong to their respective owners. Contents subject to revision without p rio r notice.
WGS3 Layer 3 Switch User ’s Manual • Wear an anti-static wrist strap or take other suitable measures to prevent electrostatic discharge whenever handling this equipme nt. • When connecting to a power outlet, con nect the field ground lead on the triple powe r plug to a valid earth ground line to prevent electrical ha za rds.
WGS3 Layer 3 Switch User ’s Manual TABLE OF CONTENTS CHAPTER 1. IN TRODUCTION........................................................................................................ ........... 1 1.1 F EA TURES ......................................
WGS3 Layer 3 Switch User ’s Manual 4.5.2.3 Configuri ng Port T runks ................................................................................................ .................... 42 4.5.2.4 Configuring the Static Unicas t Address T able ....
WGS3 Layer 3 Switch User ’s Manual 5.2 N AV I G AT I N G T H E W EB B ROWSER I NTERFACE .................................................................................... 134 5.2.1 Home Page ........................................................
WGS3 Layer 3 Switch User ’s Manual 5.8.3 Displaying Brid ge Information ............................................................................................ .... 208 5.8.3.1 Viewing t he Current Spanning Tree Info rmation ...................
WGS3 Layer 3 Switch User ’s Manual APPENDIX B PIN ASSIGNMENTS ..................................................................................................... ... 252 C ONSOLE P ORT P IN A SSIGNMENTS ............................................
WGS3 Layer 3 Switch User ’s Manual - 1 - Chapter 1. Introduction Both WGS3-404 and WGS3-2620 a re IP-ba sed L ayer 3 Gig abit Ethernet Switch. WGS3-404 is with 4-port 10/100/1000M bp s and 4-slot for 1000Base-T and 100 0Ba se-SX modules. WGS3-2620 is with 24-port 10/100Mbps and 2-port 1000Mb ps switche s.
WGS3 Layer 3 Switch User ’s Manual - 2 - 1.2 Specification HARDWARE SPECIFICATIONS Product IP Layer 3 10/100/ 1000Mbps Routing Switch Model WGS3-2620 WGS3-404 100Base-TX Ports 24 1000Base-T Ports 2 .
WGS3 Layer 3 Switch User ’s Manual - 3 - IEEE 802.3x Flow Control IEEE 802.1p QoS priority IEEE 802.1Q VLAN tag IEEE 802.1D Spanning Tree Protocol RFC 768 UDP RFC 783 TFTP RFC 791 IP RFC 792 ICMP RF.
WGS3 Layer 3 Switch User ’s Manual - 4 - Chapter 2. Installing the Switch Before installing the switch, verify that you have a ll the items listed under "Packag e Conte nts." Also be sure you have all the necessary tools and cabling before inst alling the switch.
WGS3 Layer 3 Switch User ’s Manual - 5 - 2.2.1.3 LED Definition The LEDs indicate the status of 10/100 Mbps Ethern et ports, 10 00Base-T ports, Temp. Fan a nd Power. LED State Indication System Power On Switch is receiving powe r. SNMP On SNMP agent operational.
WGS3 Layer 3 Switch User ’s Manual - 6 - 2.2.2.2 Port Description Ports # of Ports Description 10/100/1000 4 These RJ-45 ports suppo rt netwo rk speeds of 10, 100 or 1000 Mbp s, and can operate in full-duplex modes.
WGS3 Layer 3 Switch User ’s Manual - 7 - C o n s o l e B u z z e r B u t t o n P o w e r Port Function Power This i s where you will connect the AC power cord. 100~2 40VAC is allowed. Console This is where you will connect to the RS-232 serial port on your PC for configuring the manageme nt functi on, discusse d in Chapter 3.
WGS3 Layer 3 Switch User ’s Manual - 8 - 2.2.4.3 WGSW-C1 SX LED Definition LED Color Function 1000 Green Lights to indicate that receiver of fi bre port is in normal optical input levels. Act Green Lights to indicate that the conne ction i s acting.
WGS3 Layer 3 Switch User ’s Manual - 9 - 2.4.1 Making a Connection to an RJ-45 Port The Gigabit copper ports support Auto-MDI/MDI-X . You can use straight -through or crossover twisted-pair cable to.
WGS3 Layer 3 Switch User ’s Manual - 10 - NOTE: The unit supports a "hot remov e" feature which permits you to connect or disconnect twisted-pair or fiber cables without powe ring off the switch and without disrupting the operation of the devices attached to the switch.
WGS3 Layer 3 Switch User ’s Manual - 1 1 - Chapter 3. Switch Management 3.1 Configuration Options For advanced management capa bility, the on-board management agent provides a menu-driven system configuration program.
WGS3 Layer 3 Switch User ’s Manual - 12 - 3.2.2 In-Band Connections Prior to accessing the switch’ s on-bo ard agent via a ne twork connection, you mu st first co nfigure it with a valid IP address, subnet mask, and default gatew ay (for Laye r 2 mode ) usi ng an out-of-band connectio n.
WGS3 Layer 3 Switch User ’s Manual - 13 - Chapter 4. Console Interface 4.1 Login Screen Once a direct connection to the serial p ort or a Te lnet connection is established, the login screen for the on-board configuration pro gram a ppears as shown below.
WGS3 Layer 3 Switch User ’s Manual - 14 - Network Configuration Serial Port Configuration SNMP Configuration User Configuration TFTP Download Configuration File System Information Menu Management Se.
WGS3 Layer 3 Switch User ’s Manual - 15 - 4.2 Main Menu With the system configuration program you can define system pa ra meters, manage and contro l the switch and all its ports, or monitor n etwork conditi ons. The figure below of the Main Menu and the following table briefly describe the sele ctions availa ble from this program.
WGS3 Layer 3 Switch User ’s Manual - 16 - TFTP Download Downloads n ew version of firmware to update your sy stem (in -band). Configuration File Download the VLAN and rout ing configu ration to a file or upload the configuration file to the switch.
WGS3 Layer 3 Switch User ’s Manual - 17 - 4.3 System Information Menu Use the System Information Menu to display a basic description of the switch, including contact information, and hardware/firmware versions. Menu Description System Information Provides basic system de scri ption, including contact information.
WGS3 Layer 3 Switch User ’s Manual - 18 - 4.3.1 Displaying System Information Use the System Information screen to display desc riptive information about the switch, o r for quick system identification as shown in the following figure and table. Parameter Description System Description System hardware description.
WGS3 Layer 3 Switch User ’s Manual - 19 - 4.3.2 Displaying Switch V ersion Information Use the Switch Information screen to display hardwar e/firmware versi on numbers for the main board, as well as the fan power status. 4.3.2.1 Switch Inform ation of WGS3-2620 Parameter Description Hardware Version Hardware version of the main board.
WGS3 Layer 3 Switch User ’s Manual - 20 - 4.3.2.2 Switch Information of WGS3-404 Parameter Description Hardware Version Hardware version of the main board. Firmware Version System firmware version in ROM. Serial Number The serial number (MAC address) of the main boa rd.
WGS3 Layer 3 Switch User ’s Manual - 21 - 4.4 Management Setup Menu After initially logging onto the system, adjust the co mmunication param eters for your console to ensure a reliable connection (Serial Port Config uration).
WGS3 Layer 3 Switch User ’s Manual - 22 - 4.4.1 Changing the Network Configuration Use the Network Configurat ion menu to set the bootup option, configure the switch’ s Internet Protocol (IP) parameters, or enable the on-bo ard Web a gent. The screen shown below is described in the following table.
WGS3 Layer 3 Switch User ’s Manual - 23 - 4.4.1.1 IP Configurat ion (Layer 2 Mode) Use the IP Configuration screen to set the boot-up option, or configure the swit ch’ s IP parameters.
WGS3 Layer 3 Switch User ’s Manual - 24 - Parameter Description Interface Type Indicates IP over Ethernet. IP Address IP address of the switch you are ma naging.
WGS3 Layer 3 Switch User ’s Manual - 25 - 4.4.1.2 IP Connectivity T est (Ping) Use the IP Connectivity Test to s ee if another site on the Internet can be reached. The scre en shown below is described in the following table. Parameter Description IP Address IP address of the site you want to ping.
WGS3 Layer 3 Switch User ’s Manual - 26 - 4.4.1.3 HTTP Configuration Use the HTTP Configuration screen to enabl e/disabl e the on-board Web agent. NOTE: Port 80 is used for HTTP service.
WGS3 Layer 3 Switch User ’s Manual - 27 - 4.4.2 Configuring the Serial Port You can access the on-board conf iguration program by attaching a VT100 comp atible device to the switch’s serial port. (For m ore information on connecti ng to this port, see “Required Connectio ns” on Section 3.
WGS3 Layer 3 Switch User ’s Manual - 28 - Parameter Default Description Management Mode Console Mode Indicates that the port settings a re for di rect console connectio n. Baud Rate 19200 The rate at which data is sent between devices. Options : 9600, 19200 and 38400 ba ud.
WGS3 Layer 3 Switch User ’s Manual - 29 - 4.4.3 Assigning SNMP Parameters Use the SNMP Configuration screen to displ ay and modify parameters for the Simple Netw ork Management Protocol (SNMP). The switch includes an on-board S NMP age nt which m onitors the status of its hardware, as well as the traffic passing th rough i ts ports.
WGS3 Layer 3 Switch User ’s Manual - 30 - 4.4.3.1 Configuri ng Community Names The following figure and table describ e how to configure the comm unity strings authorized for management access. Up to 5 community names may be entered. Parameter Description Community Name A community entry authorized fo r management access.
WGS3 Layer 3 Switch User ’s Manual - 31 - 4.4.3.2 Configuring IP T rap Managers The following figure and table describ e how to spe cify managem ent stations that will receive authentication failure messages or othe r trap messages from the switch. Up to 5 trap managers may be entered.
WGS3 Layer 3 Switch User ’s Manual - 32 - 4.4.4 User Login Configuration Use the User Configuration menu to restrict man agem ent access based on spe c ified use r names and passwords. There are two user types, Administrator and Gue st. On ly the Administrato r has write access for parameters governing the SNMP agent.
WGS3 Layer 3 Switch User ’s Manual - 33 - To add a new user, select <Add>. When you add a user, the following scre en is displayed. Parameter Description User Name* Specifie s a user authorized managem ent access to the switch via the con sole, Telnet or HTTP.
WGS3 Layer 3 Switch User ’s Manual - 34 - 4.4.5 Downloading System Software Use the TFTP Download menu to load software upd ates to pe rmanent flash ROM in the switch. The download file should be a 3 binary file or image file; ot herwise the agent will not a c cept it.
WGS3 Layer 3 Switch User ’s Manual - 35 - 4.4.6 Saving or Restoring the System Configuration Use the Configuration File menu to save the switch co nfiguration settings to a file on a TFTP cl ient. The file can be later download e d to the switch to restor e the switch’s settings.
WGS3 Layer 3 Switch User ’s Manual - 36 - Saving and restoring switch configuratio n settings can be initiated by using any TFTP client ut ility, such as the command line utility included in Windows NT/ 2000/XP.
WGS3 Layer 3 Switch User ’s Manual - 37 - 4.5 Device Control Menu The Device Control menu is used to con t rol a br oad range of fun ctions, in cludi ng port mode, port mirroring, port trunking, Spanning Tree, Virtual LANs, IP subnets, multicast filtering, and routing protocols.
WGS3 Layer 3 Switch User ’s Manual - 38 - 4.5.1 Setting the System Operation Mode WGS3-2620 can be set to ope rate a s a Layer 2 swit ch, making all filtering and forwarding decisions based strictly on MAC addres ses.
WGS3 Layer 3 Switch User ’s Manual - 39 - 4.5.2 Layer 2 Menu The Layer 2 menu contains options for port configu ration, port mirroring, port trunking and static unicast/multicast address configuration. The se menu options are described in the following section s.
WGS3 Layer 3 Switch User ’s Manual - 40 - 4.5.2.1 Configuring Port Parameters Use the Port Configuration menu to display or set communication parameters f or any port on the switch, including administrative status, auto-negotiation, def ault comm unication speed and du plex mode, as well as flow control in use.
WGS3 Layer 3 Switch User ’s Manual - 41 - 4.5.2.2 Using a Mirror Port for Analysis You can mirror traffic from any source port to a ta rget port for re al-t ime analysis. You can then attach a logic analyzer or RMON probe to the target port and study the traffic crossing th e source port in a completely unobtrusive manner.
WGS3 Layer 3 Switch User ’s Manual - 42 - 4.5.2.3 Configuring Port T runks Ports can be combined into an aggre gate link to increase the bandwidth of a network con nection or ensure fault recovery. You can conf igure trunks bet ween any two switches.
WGS3 Layer 3 Switch User ’s Manual - 43 - You can use the Port Trunking Configurat ion screen to set up port trunks as shown belo w: Parameter Description Trunk# The trunk identifier. Port Count Trunks can contain 2, 4 or 8 port s. Port Number The ports assigned to each trunk.
WGS3 Layer 3 Switch User ’s Manual - 44 - 4.5.2.4 Configuring the St atic Unicast Address T able The Static Unicast Address Table can be used to assi gn the MAC a ddress for a ho st device to a specific port on this switch. Static unicast addresses are never aged out, and cann ot be learned on another port.
WGS3 Layer 3 Switch User ’s Manual - 45 - 4.5.2.5 Configuring the Stat ic Multicast Address T able The Static Multicast Address Table can be used to assign a destination MAC address (an d the correspondin g ports) to the VLAN group used for a spec ific multicast service.
WGS3 Layer 3 Switch User ’s Manual - 46 - 4.5.3 Using the Bridge Menu The Bridge menu is used to display or configu re settings for the Spanning Tree Algorithm, as well as the global bridge settings.
WGS3 Layer 3 Switch User ’s Manual - 47 - 4.5.3.1 Configuring Gl obal Bridge Settings The following figure and table describ e brid ge config uration for STA, GMRP, GVRP, priority threshold, and address aging time. Parameter Default Description Spanning Tree Enabled Enable this parameter to participate in a STA complia nt network.
WGS3 Layer 3 Switch User ’s Manual - 48 - Forward Delay 15 The maximum time (in se conds) the root device will wait before changing states (that is, listening to lea rning to forwarding). This delay is required because every device must receive inform ation about topology changes before it starts to forward frames.
WGS3 Layer 3 Switch User ’s Manual - 49 - High/Medium/ Low Priority *2 6/4/2 WGS3-404 supports Quality of Se rvice (QoS) by using four pri ority queues (High, Medium, Lo w and Lowest), with Weight ed Fair Queuing for each port. Up to 8 separate traffic classes are defined in IEEE 802.
WGS3 Layer 3 Switch User ’s Manual - 50 - 4.5.3.2 Configuri ng ST A for Ports The following figure and table describ e port STA conf iguration..
WGS3 Layer 3 Switch User ’s Manual - 51 - Parameter Default Description Type Shows port type as: 100TX : 10BASE-T / 100BASE-TX 1000T : 1000BASE-T 1000FX: 1000Base-SX or 1000Base-LX Priority 128 Defines the priority for the use of a port in the STA algorithm.
WGS3 Layer 3 Switch User ’s Manual - 52 - 4.5.4 Configuring V irtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 Virtual LAN groups. In conventional networks with routers, broad cast traffic is split up into separate domains.
WGS3 Layer 3 Switch User ’s Manual - 53 - Parameter Default Description GARP *1 Group Address Regi stration Protocol is used by GVRP and GMRP to register or deregister client attribut es for client services within a bridged LAN. Join Time 20 The interval (centiseconds) between transmitting requests/queries to participate in a group.
WGS3 Layer 3 Switch User ’s Manual - 54 - member of the associated VLAN, these frame s are st ripp ed of all VLAN tags prior to transmission.) 3: If you want to create a small port-based VLAN for j u st one or two swit che s, you can assign ports to the same untagged VLAN (and use a sep arate connection where a VLAN crosses the switches).
WGS3 Layer 3 Switch User ’s Manual - 55 - 4.5.4.2 VLAN T abl e Configuration Use this screen to create a new VLAN or modify the settings for an existing VLAN.
WGS3 Layer 3 Switch User ’s Manual - 56 - The VLAN Table Configuration of WGS3 -40 4 is as the following: Parameter Description VLAN The ID for the VLAN currently displayed. Range: 1-4094 MEMBERS Port entries may be marked as: - : (Normal) Uses GVRP to determine port membership.
WGS3 Layer 3 Switch User ’s Manual - 57 - 4.5.4.3 Reset Address T able Mode WGS3-404 provide two address table m odes, SVL (Shared VLAN Learning) and IVL (Indepe ndent VLAN Learning). SVL : Configuration and operation of the MAC addre ss learni ng process with the same MAC address table for all VLANs.
WGS3 Layer 3 Switch User ’s Manual - 58 - 4.5.5 Configuring IGMP Snooping This option is displayed on Device Cont rol Menu for Layer 2 mode of WGS3-2620 and on Protocol Configuration Menu ( under Devi ce Control Menu -> IP Menu) for Layer 3 mode of WGS3-2620 or WGS3-404.
WGS3 Layer 3 Switch User ’s Manual - 59 - Parameter Default Description IGMP Snooping Status *1 Disabled If enabled, the switch will monito r network traffic to determine which hosts want to receive multicast traffic. This is also referred to as IGMP Snooping.
WGS3 Layer 3 Switch User ’s Manual - 60 - 4.5.6 Configuring IP Settings If this switch is WGS3-404 or WGS3-262 0 in multilaye r mode(see.
WGS3 Layer 3 Switch User ’s Manual - 61 - 4.5.1 Setting the System Operation Mode), the IP M enu will be displayed. Use this menu to configure the IP subnets for each VLAN on your swit ch, the unicast and multicast routing protocols, static ARP entrie s, static IP routes, and the default IP Route.
WGS3 Layer 3 Switch User ’s Manual - 62 - 4.5.6.1 Subnet Configuration Use this menu to specify an IP interface for any VLAN configured on this switch that needs to communicate with a device outside of its own g roup (t hat is, another network segment).
WGS3 Layer 3 Switch User ’s Manual - 63 - 4.5.6.1.1 Adding an IP Interface Select <Add> on the Subnet Configuration menu to add an IP interface. When the Add Subnet scree n opens as shown below, a ssign a VLAN group to this interface, configure the IP address, and t hen en able the required routing protocols.
WGS3 Layer 3 Switch User ’s Manual - 64 - Parameter Description VLAN The VLAN associated with this IP interface. Select Use this option to create or modify a VLAN under the “Port Group Configuration” menu. IP Address The IP address associ ated with the specified VLAN interfa ce.
WGS3 Layer 3 Switch User ’s Manual - 65 - 4.5.6.1.2 Configuring Port Groups You can create a new VLAN group or modify the me mbers of an ex isting group by pressing “Select” on the Add Subnet screen. Parameter Description VLAN A VLAN already c onfigured on this switch.
WGS3 Layer 3 Switch User ’s Manual - 66 - 4.5.6.1.3 Modifying an IP Interface To modify an IP interface, first highlight the IP addr ess in the Subnet Configuration menu, and then pre ss Enter. The Modify Subnet screen is nearly the same as the Add Subnet scree n.
WGS3 Layer 3 Switch User ’s Manual - 67 - 4.5.6.1.4 Configuring RIP The Routing Information Protocol is used to specif y how routers exchang e ro utin g table information. (See “RIP and RIP-2 Dynamic Routing Pr otocols” on Chapt er “Advanced Topics”.
WGS3 Layer 3 Switch User ’s Manual - 68 - Parameter Description Authentication Type Authentication c an be used to ensure that routing information comes from a valid source. Authentication Key A simple password must be provided if authentication is enabled.
WGS3 Layer 3 Switch User ’s Manual - 69 - 4.5.6.1.5 Configuring OSPF Open Shortest Path First is more suited for large a r ea networks which experience freque nt changes in the links.
WGS3 Layer 3 Switch User ’s Manual - 70 - Transit Delay 1 second The estimated number of seconds it takes to transmit a link state update packet over this interface. Range: 0-3600 seconds Retransmit Interval 5 seconds The number of seconds b etween retransmitting link-state advertisements to router a djacen cies on this interface.
WGS3 Layer 3 Switch User ’s Manual - 71 - MD5 Key Table When use MD5 authenticat ion mode, you have to specify an activ e MD5 key on this table. Up to 8 key can be added on the table but only one can be Active . The others should be left to be Valid .
WGS3 Layer 3 Switch User ’s Manual - 72 - 4.5.6.1. 6 Co n f iguring D V M R P Distance Vector Multicast Routing Protocol is used to route multicast traffic to nodes whi ch have requested a specific multicast service via IGMP.
WGS3 Layer 3 Switch User ’s Manual - 73 - 4.5.6.2 Protocol Configuration Use the Protocol Configuration screen to globally ena bl e or di sa ble unicast or multicast routin g proto cols for the switch. Parameter Description ARP Sets the aging time for dynamic ARP entries.
WGS3 Layer 3 Switch User ’s Manual - 74 - request. IGMP Snooping Enable s or di sables IGMP Snoopi ng. The Advanced menu sets th e timeout for inactive multicast ports or for specific multicast flows when there are no longer any clients. DVMRP Enables or disables the Distance-Vector Multica st Ro uting Proto col.
WGS3 Layer 3 Switch User ’s Manual - 75 - 4.5.6.2.1 Setting the ARP Timeout You can use the following configurati on screen to modi fy the aging time for dynamically learned entries in the ARP cache. Parameter Default Description ARP Timeout 20 minutes The time that dynamically learned entries are retained in the ARP cache.
WGS3 Layer 3 Switch User ’s Manual - 76 - 4.5.6.2.2 Setting the RI P Advertisement Policy You can use the following configuration screen to set the timing inte rval and policies RIP uses to advertise route information. Parameter Default Description RIP Update Time 30 seconds The interval at which RIP advertises known route information.
WGS3 Layer 3 Switch User ’s Manual - 77 - 4.5.6.2.3 Configuring Global Settings for OSPF To implement OSPF for a large network, you must first organize the netwo rk into logical areas to limit the number of OSPF routers that actively exchange Li nk State Advertisem ents (LS As).
WGS3 Layer 3 Switch User ’s Manual - 78 - Parameter Default Description Router ID Selection STATIC INTF Defines how the Router ID is dete rmined: There are three options: STATIC: User can manual configure the Router ID.
WGS3 Layer 3 Switch User ’s Manual - 79 - 4.5.6.2.3.1 OSPF Area Configuration OSPF protocol broadcast messages (i.e., Link State Ad vertisements) are restri cted by area to limit their impact on network p erfo rmance. Before assigning an Area ID to a specific OSPF interface, you must first specify the Area ID in this table.
WGS3 Layer 3 Switch User ’s Manual - 80 - Parameter Description Area ID An OSPF area identifier configured for a grou p of OSPF routers. (For info rmation on how to assign this identifier to a spec ific interfa ce, see4.5.6.1.5 Configuring OSPF.) Type Indicates area type: Normal – An area which can se nd or receive external route information.
WGS3 Layer 3 Switch User ’s Manual - 81 - 4.5.6.2.3.2 OSPF Area Range Configuration After you configure an area identifier, you can sp ecif y a subnetwork address ra nge that cove rs all the individual networks in this area.
WGS3 Layer 3 Switch User ’s Manual - 82 - 4.5.6.2.3.3 OSPF Virtual Link Configuration All OSPF areas must connect to the backbone. If an area doe s not have a direct physical connection to the backbone, you can conf igure a virtua l link that prov ides a logical path to the backbone.
WGS3 Layer 3 Switch User ’s Manual - 83 - Modifying a Virtual Link – You can modify or delete a virtual link by selecting t he required entry in the table with your cursor and pressing Enter. The screen will display configuration options as shown in the following example.
WGS3 Layer 3 Switch User ’s Manual - 84 - 4.5.6.2.4 Configuring DHCP Relay If a DHCP server is not located in the same subnet with a host, you can configur e this switch t o forward any host configuration queries to a server loca ted on anothe r subnet or on another network.
WGS3 Layer 3 Switch User ’s Manual - 85 - 4.5.6.3 Static ARP Configuration Use the following screen to display or e dit entrie s in the Static ARP Table. Entries added to this table are retained until the associated IP interface is deleted or the swit ch is reset to the factory defaults.
WGS3 Layer 3 Switch User ’s Manual - 86 - 4.5.6.4 Static R oute Configuration This switch can be configured to dynamically lea rn th e routes to other IP net works, subnets or ho sts using unicast or multicast routing protoc ols.
WGS3 Layer 3 Switch User ’s Manual - 87 - NOTE: Use the <Next Page> a nd <P rev Page> buttons to scroll through the static route tabl e. To display a specific page, set the page nu mber in the Page field and then press <Apply>. To modify a static route, highlight the entry in the table and press Enter.
WGS3 Layer 3 Switch User ’s Manual - 88 - 4.5.6.5 Configuring the Default Route Defines the router to which this sw itch will forward all traffic for unkn own networks. The default route can be learned from RIP protocol (See “4.5.6.1.4 Config u r ing RIP”) or manually configured.
WGS3 Layer 3 Switch User ’s Manual - 89 - 4.5.7 Security Menu The Security menu contains options to filter spec ified MAC or IP addre sses. These menu options a re described in the following sections.
WGS3 Layer 3 Switch User ’s Manual - 90 - 4.5.7.1 Configuring MAC Address Filters Any node that presents a security risk or is functioni ng improp erly can be filtere d from this switch. You can drop all the traffic from a host device based on a sp e cified MA C address.
WGS3 Layer 3 Switch User ’s Manual - 91 - 4.5.7.2 IP Filter ing Configuration If any node presents a security risk, you can filter all traffic for this node by entering its address into the IP Security Filtering Configuration.
WGS3 Layer 3 Switch User ’s Manual - 92 - 4.5.8 Jumbo Packet Configuration This menu is only available for WGS3-40 4. In gener al, Ethernet only allow maximum 1518 bytes packet size. This option allow the switch to transmit up to 9216 bytes packet size to increase data transmission efficiency.
WGS3 Layer 3 Switch User ’s Manual - 93 - 4.6 Monitoring the Switch The Network Monitor Menu provide s a ccess to port statistics, add ress table s, STA information, VLANs registration and forwarding information, multica st groups. Each of the screens provided by these menus is described in the following se ction s.
WGS3 Layer 3 Switch User ’s Manual - 94 - 4.6.1 Displaying Port Statistics Port Statistics display standard statistics on network traffic from the Interfaces Group and Ethernet-li ke MIBs, as well as a detailed breakd own of traffic based on the RMOM MIB.
WGS3 Layer 3 Switch User ’s Manual - 95 - 4.6.1.1 Displaying Ethern et Port Statistics Port Statistics display key statistics from the Inte rfaces Group and Ethernet MIBs for each po rt. Error statistics on the traffic passing through each port are displayed.
WGS3 Layer 3 Switch User ’s Manual - 96 - subnetwork-unicast addre ss, inclu ding those that were discarded or not sent. Out Non-Unicast Pkts The total number of packet s that higher-level protocols.
WGS3 Layer 3 Switch User ’s Manual - 97 - 4.6.1.2 Displaying RMON Statistics Use the RMON Statistics screen to display key st atisti cs fo r each port from RMON group 1. (RMON groups 2, 3 and 9 can only be acce ssed using SNMP management softwa re.) T he following screen displays the overall statistics on traffic pa ssing thr ough each port.
WGS3 Layer 3 Switch User ’s Manual - 98 - Parameter Description Drop Events The total number of events in which packets were dropped due to lack of resources. Bytes Total number of bytes of data received on the network. This statisti c ca n be used as a reasonable indication of Ethernet utilization.
WGS3 Layer 3 Switch User ’s Manual - 99 - 4.6.2 Layer 2 Address T ables This menu includes the un icast address table. Menu Description Unicast Address Table Provides a full listing for unicast addr.
WGS3 Layer 3 Switch User ’s Manual - 100 - 4.6.2.1 Displaying the Unicast Address T able The Unicast Address Table contai ns the MAC addresses associat ed with each port (that is, the source port associated with the address). The information di splaye d in the Address Table is indicated in the following figure and table.
WGS3 Layer 3 Switch User ’s Manual - 101 - 4.6.3 Displaying Bridge Information The Bridge menu is used to displ ay settings fo r the Spanning Tree Algorithm. For a more detailed description of how to use this algorithm, refer to “6.1. 3 Spanning Tree Algorithm”.
WGS3 Layer 3 Switch User ’s Manual - 102 - 4.6.3.1 V iewing the Current Spanning T ree Bridge Information The STA Bridge Information screen disp lays a summar y of STA information for the overall bridge. To make any changes to these parameters, use the Bridge STA Configuration men u.
WGS3 Layer 3 Switch User ’s Manual - 103 - Parameter Description Priority Device priority is used in selectin g the root device, root port, and designated port.
WGS3 Layer 3 Switch User ’s Manual - 104 - 4.6.3.2 Displaying the Current Spanning T ree Port information The parameters shown in the following figure and table are for spanning tree port Information.
WGS3 Layer 3 Switch User ’s Manual - 105 - Parameter Description Type Shows port type as: 100TX : 10BASE-T/ 100BASE-TX 1000T : 1000BASE-T 1000FX: 1000Base-SX/1000Base-LX Status Displays current state of th is po rt within the Span ning Tree: Disabled - No link has been establishe d on this po rt.
WGS3 Layer 3 Switch User ’s Manual - 106 - 4.6.4 Displaying VLAN Information These menus display information on the ports that have been automatically lear ned via GVRP; and all those ports that have been config ur ed by dynamic or static means to forward VLAN traffic.
WGS3 Layer 3 Switch User ’s Manual - 107 - 4.6.4.1 VLAN Dynamic Re gistration Information This table shows the ports that hav e been autom atically learned via GVRP. NOTES: To scroll through the dynamic regist ration table, use the <Next Page> and <Prev Page> button s.
WGS3 Layer 3 Switch User ’s Manual - 108 - 4.6.4.2 VLAN Forwarding Information Shows all those ports that have bee n co nfigured by either dynamic or static means to forward VLAN traffic. NOTE: To scroll through the dynamic regist ration table, use the <Next Page> and <Prev Page> buttons.
WGS3 Layer 3 Switch User ’s Manual - 109 - 4.6.5 IP Multicast Registration T able This table displays all the multic ast groups active on the switch, includi ng the multicast IP address and the corresponding VLANs. Parameter Description VLAN A VLAN with host members that have asked to receive the indicat ed multicast service.
WGS3 Layer 3 Switch User ’s Manual - 1 10 - 4.6.6 IP Address T able This menu contains IP subnet information, the ARP ca che, routing table, as well as multi ca st grou ps a nd multicast routing information. Menu Description Subnet Information Displays a list of all the IP inte rfaces c onfigured o n this switc h.
WGS3 Layer 3 Switch User ’s Manual - 1 1 1 - 4.6.6.1 Displaying Subnet Information You can display a list of all the IP interfaces config ured on this switch. Thi s table includ es the gateway address, corresponding VL AN, and member ports that use this add ress.
WGS3 Layer 3 Switch User ’s Manual - 1 12 - 4.6.6.2 ARP T able Address Resolution Protocol (ARP) d efines a met hod for finding a host’s Ethern et address from its Internet address. This table shows the IP -to-MA C ad dress cache discove red via ARP.
WGS3 Layer 3 Switch User ’s Manual - 1 13 - 4.6.6.3 Routing T able The Routing Table lists the routes thro ugh which a ll re cognized Ethernet netwo rks (and corresponding VLAN) can be reached. This table inclu des all routes learned through routing protocol s or manual configuration.
WGS3 Layer 3 Switch User ’s Manual - 1 14 - Parameter Description Destination Network A destination network, subnet or host. Destination Mask The subnet mask that specifies the bits to match. A ro uting entry will be used for a packet if the bits in the address set by the destination mask match the Destina t ion Network.
WGS3 Layer 3 Switch User ’s Manual - 1 15 - 4.6.6.3.1 Displaying Deta iled Routing Information To display detailed routing information, select any ent ry in the Routing Tabl e with your cursor and press Enter.
WGS3 Layer 3 Switch User ’s Manual - 1 16 - 4.6.6.4 Multicast T able You can use this menu to display all the multica st groups cu rrently active on this switch, the IGMP registration table, the multicast forwardi ng cache, an d DVMRP routing information.
WGS3 Layer 3 Switch User ’s Manual - 1 17 - 4.6.6.4.1 Displaying IG MP Registration T able The switch provides a local registry of active multic ast groups for each IP interface, includi ng the age and expiration time for each entry.
WGS3 Layer 3 Switch User ’s Manual - 1 18 - Parameter Description Group Address An IP multicast group address wi th subscribers di rectly attached or downstream from this switch. Intf The IP interface on this switch that has received traffic directed to the IP multicast group address.
WGS3 Layer 3 Switch User ’s Manual - 1 19 - 4.6.6.4.2 Displaying the Mu lticast Fo rwarding Cache The switch maintains a cache of multicast routing ent ries u sed to calcul ate the d elivery tree in multicast routing protocols.
WGS3 Layer 3 Switch User ’s Manual - 120 - 4.6.6.4.3 Displaying th e DVMRP Routing T able The DVMRP Routing Table contains all the IP mult icast routes learned by the DVMRP protocol. The routes displayed in this table are used by this swit ch to forward ne w IP multicast traffic.
WGS3 Layer 3 Switch User ’s Manual - 121 - 4.6.6.4.4 Displaying the DVMRP Neighbor T able The DVMRP Neighbor Table contai ns the switch’s DV MRP neig hbors, as discovered by receiving DVMRP protocol messag es. Parameter Description Intf The IP interface on this switch that connects to the up stream neighbor.
WGS3 Layer 3 Switch User ’s Manual - 122 - 4.6.6.5 OSPF T able You can use this menu to display the OSPF rout er lin kages for the autonomous system ba sed on the Link State Table, Neighbor Table, and Virtual Neigh bor Table.
WGS3 Layer 3 Switch User ’s Manual - 123 - 4.6.6.5.1 Display Interface T able This function allow you to display each I P interface’s OSPF status. Parameter Description IP Address IP address of the interface Rtr ID The OSPF identifier for the neighboring router.
WGS3 Layer 3 Switch User ’s Manual - 124 - 4.6.6.5.2 Displaying th e Link State T able The link state table displays all advertise ments in the l ink state database. This database co ntai ns linkage information for all the areas to which this router is attached.
WGS3 Layer 3 Switch User ’s Manual - 125 - Parameter Description Area Identity An OSPF area identifier co nfigured for a group of OSPF routers. Type The link state advertisement type: RtrLSA: Router LSA – All area routers adve rtise the state of lin ks from the router itself to the its local area.
WGS3 Layer 3 Switch User ’s Manual - 126 - 4.6.6.5.3 Displaying the Neighbor Table Each router exchanges link state informa t ion with a ll neighb ors physically attached to the same network segment. This table displays a summ ary of the link state for all adjacent neighbors.
WGS3 Layer 3 Switch User ’s Manual - 127 - State The communication state for two a dja cent routers: Down : This is the initial state of a neigh bor conve rsation. It indicates that there has been no recent information re ceived from the neighbor. Attempt : This state is only valid for neig hbors attached to non-broadca st networks.
WGS3 Layer 3 Switch User ’s Manual - 128 - 4.6.6.5.4 Displaying the V irtual Neighbor T able Virtual links can be used to link an area isolated from the backbone, to create a redundant lin k between any area and the backbone to help preve nt partitionin g, or to connect two existing backbone areas into a common backbone.
WGS3 Layer 3 Switch User ’s Manual - 129 - State The communication state for two a dja cent routers: Down: This is the initial state of a neighb or conversation. It indicates that there has been no recent information re ceived from the neighbor. Attempt: This state is only valid for neighbors attached to non-broa dca st networks.
WGS3 Layer 3 Switch User ’s Manual - 130 - 4.7 Resetting the System Use the Restart comman d unde r the Main Menu to reset the management agent. The re set screen is shown be low. Parameter Description Reload Factory Defaults Reloads the factory defaults [Restart] Restarts the switch.
WGS3 Layer 3 Switch User ’s Manual - 131 - 4.8 Logging Off the System Use the Exit command under the Main Menu to ex it the configu ration program and terminate communications with the switch for the current sessi on.
WGS3 Layer 3 Switch User ’s Manual - 132 - Chapter 5. Web Interface 5.1 W eb-Based Configuration and Monitoring As well as the menu-driven system configuration program, this switch provide s an emb edd ed HTTP Web agent. Using a Web browser you can configure the switch a nd view statistics to monitor network activity.
WGS3 Layer 3 Switch User ’s Manual - 133 - Network Configuration (1) Serial Port Configuration SNMP Configuration User Configuration TFTP Download Configuration File System Information Menu Manageme.
WGS3 Layer 3 Switch User ’s Manual - 134 - 5.2 Navigating the W eb Browser Interface To access the Web-browser interface y ou mu st first enter a user name and password. The admini strator has Read/Write access to all configuration pa rame ters and statistics.
WGS3 Layer 3 Switch User ’s Manual - 135 - The following is the web interface of WG S3-40 4. If this is your first time to ac cess the management agent, you should define a new Administrat or nam e and password, record it and put it in a safe place.
WGS3 Layer 3 Switch User ’s Manual - 136 - 5.2.2 Configuration Options Configurable parameters have a dial og box or a drop -down list. Once a configuration chang e has been made on a page, be sure to click on the “Apply” bu tton at the bottom of the page to confirm the new setting.
WGS3 Layer 3 Switch User ’s Manual - 137 - 5.3 Panel Display The Web agent displays an image of the swit ch’ s port s, showing port links and activity. Clickin g on the image of a port displays statistics and co nfiguration information for the port.
WGS3 Layer 3 Switch User ’s Manual - 138 - Parameter Description Type Shows port type as: 100BASE-TX (10BASE-T / 100BASE-TX) 1000BASE-T, 1000Base-FX Admin Status Shows if the port is enabled, or has been disabled due to abnormal behavior or for security reasons.
WGS3 Layer 3 Switch User ’s Manual - 139 - 5.3.2 Configuring the Serial Port If you are having difficulties making an out-of-band co nsole connection to the serial port on the switch, you can display or modify the current set t ings fo r the serial port thro ugh the Web agent.
WGS3 Layer 3 Switch User ’s Manual - 140 - 5.4 Main Menu Using the on-board Web agent, y ou can define syste m parameters, manage and control the switch, and all its ports, or monitor netwo rk conditions. The interface scre en in cludes the menu tree on the left side and a list of commands beneath the image of the sw it ch.
WGS3 Layer 3 Switch User ’s Manual - 141 - Jumbo Packet Menu *4 Allows the switch to send jumbo packet up to 9k Network Monitor Menu Port Statistics Displays statisti cs on network traffic passing t.
WGS3 Layer 3 Switch User ’s Manual - 142 - 5.5 System Information Menu Use the System Information Menu to display a basic description of the switch, including contact information, and hardware/firmware versions. Menu Description System Information Provides basic system description, incl u ding contact information.
WGS3 Layer 3 Switch User ’s Manual - 143 - 5.5.2 Displaying Switch V ersion Information Use the Switch Information screen to display hardwar e/firmware versi on num bers for the switch system. 5.5.2.1 WGS3-2620 Parameter Description Hardware Version Hardware version of the main boa rd.
WGS3 Layer 3 Switch User ’s Manual - 144 - 5.5.2.2 WGS3-404 Parameter Description Hardware Version Hardware version of the main board. Firmware Version System firmware version in ROM. Serial Number The serial number (MAC address) of the main boa rd.
WGS3 Layer 3 Switch User ’s Manual - 145 - 5.6 Management Setup Menu After initially logging onto the system, you can use this menu to configure acce ss rig hts. You should set user names and passwo rd s (User Configuration). Rememb er to record them in a safe pla ce.
WGS3 Layer 3 Switch User ’s Manual - 146 - 5.6.1 Changing the Network Configuration ( Layer 2 Mode of WGS3-2620) Use the Network Configurat ion menu to set the bootup option, configure the switch’ s Internet Protocol (IP) parameters. The screen shown b elo w is de scri bed in the following table.
WGS3 Layer 3 Switch User ’s Manual - 147 - Mgt. Access Specifies which VLAN have access right to its management interfa ce. Options include: All VLANs – All VLANs have access right to its mana gement interface.
WGS3 Layer 3 Switch User ’s Manual - 148 - 5.7.5.1 Subnet Configuration.
WGS3 Layer 3 Switch User ’s Manual - 149 - 5.6.2 Assigning SNMP Parameters Use the SNMP Configuration screen to displ ay and modify parameters for the Simple Netw ork Management Protocol (SNMP). The switch includes an on-board S NMP age nt which m onitors the status of its hardware, as well as the traffic passing th rough i ts ports.
WGS3 Layer 3 Switch User ’s Manual - 150 - 5.6.2.2 Configuring IP T rap Managers The following figure and table describ e how to spe cify managem ent stations that will receive authentication failure messages or othe r trap messages from the switch.
WGS3 Layer 3 Switch User ’s Manual - 151 - 5.6.3 User Login Configuration Use the User Configuration screen to restrict m anagement access based on u ser names and passwords. The default administrator (admin) has write acce ss for parameters governing the on-board agent.
WGS3 Layer 3 Switch User ’s Manual - 152 - 5.6.4 Downloading System Software Use the TFTP Download menu to load software upd ates to pe rmanent flash ROM in the switch. The download file should be a binary file or an image file ; otherwise the agent will not accept it.
WGS3 Layer 3 Switch User ’s Manual - 153 - 5.6.5 Saving or Restoring the System Configuration Use the Configuration File menu to save the switch configuration settings to a file on a TFTP cl ient. The file can be later download e d to the switch to rest ore the switch’s settings.
WGS3 Layer 3 Switch User ’s Manual - 154 - 5.7 Device Control Menu The Device Control menu is use d to control a broad range of functions, including po rt mode, port mirroring, port trunking, Spanning Tree, Virtual LANs, IP subnets, multicast filtering, and routing protocols.
WGS3 Layer 3 Switch User ’s Manual - 155 - 5.7.1 Layer 2 Menu The Layer 2 menu contains options for port configur ation, port mirrorin g, and port trunking.
WGS3 Layer 3 Switch User ’s Manual - 156 - Parameter Default Description Link Status Indicates if the port has a valid connectio n to an extern al device. Admin Status Enabled Allows you to disable a port due to abnormal behavio r (e.g., excessive collisions), and then re-enable it after the problem has been resolved.
WGS3 Layer 3 Switch User ’s Manual - 157 - 5.7.1.2 Using Port Mirror for Analysis You can mirror traffic from any source port to a ta rget port for real-time analy sis. You can then attach a packet analyzer or RMON probe to the target port and study the traffic crossi ng the source port in a completely unobtrusive manner.
WGS3 Layer 3 Switch User ’s Manual - 158 - 5.7.1.2.2 Using Port Mirroring on WGS3-40 4 On WGS3-404, the monitor port have to be on port 8. Parameter Description Enable Port Mirroring Port Mirror Enables or disables the mirror function. Mirroring Mode Specify the outbound (TX_Mode) or inbound (RX_ m ode) packets for mirrori ng.
WGS3 Layer 3 Switch User ’s Manual - 159 - 5.7.1.3 Configuring Port T runks Ports can be combined into an aggre gate link to increase the bandwidth of a network con nection or ensure fault recovery. You can conf igure trunks bet ween any two switches.
WGS3 Layer 3 Switch User ’s Manual - 160 - Use the Trunk Configuration screen to set up po rt trunks as shown below: Parameter Description Trunk List The port groups currently configured as trunks. New Setting The port groups that can still be config ured as trunks.
WGS3 Layer 3 Switch User ’s Manual - 161 - 5.7.1.4 Static Unicast Address Table The Static Unicast Address Table can be used to as sign the MAC address for a host device t o a specific port on this switch. Static unicast addresses are never age d out, and cannot be learned by another port.
WGS3 Layer 3 Switch User ’s Manual - 162 - 5.7.1.5 Configuring the Stat ic Multicast Address Table The Static Multicast Address Table can be used to assign a destination MAC address (an d the correspondin g ports) to the VLAN group used for a spec ific multicast service.
WGS3 Layer 3 Switch User ’s Manual - 163 - 5.7.2 Using the Bridge Menu The Bridge menu is used to configu re settings for the Spanning Tree Algorithm, as well as the global bridge settings for GMRP (GARP Multicast Registra tion Protocol) and GV RP (GARP VLAN Registration Protocol), traffic classes priority threshol d, and add ress aging time.
WGS3 Layer 3 Switch User ’s Manual - 164 - with the lowest MAC address will then b eco me the root device. Enter a value from 0 - 65535. Remember that the lower the num eri c value, the higher the priority. Hello Time 2 Time interval (in second s) at which the root device transmits a configuration message.
WGS3 Layer 3 Switch User ’s Manual - 165 - beyond the local switch. If GVRP is globally enabled for the switch, then you can individual ly enable or disable GVRP for a sp ecifi c port.
WGS3 Layer 3 Switch User ’s Manual - 166 - 5.7.2.2 Configuri ng ST A for Ports The following figure and table describ e port STA conf iguration..
WGS3 Layer 3 Switch User ’s Manual - 167 - Parameter Default Description Type Shows port type as: 100TX : 10BASE-T / 100BASE-TX 1000T : 1000BASE-T 1000FX: 1000Base-SX or 1000Base-LX Priority 128 Defines the priority for the use of a port in the STA algorithm.
WGS3 Layer 3 Switch User ’s Manual - 168 - 5.7.3 Configuring Virtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 LAN groups. In conventional networks wi t h routers, broadcast traffic is split up into separate domains.
WGS3 Layer 3 Switch User ’s Manual - 169 - Leave Time 60 The interval (centiseconds) a port waits before leavin g a group. This time should be set to more than twice the Join Time. This e nsure s that after a Leave or LeaveAll message has b een issued, the applicants can re-join before the port actually leave s the group.
WGS3 Layer 3 Switch User ’s Manual - 170 - are attaching to is VLAN-aware), an d co nfigure an IP in terface for this VLAN if you need to connect it to other group. This parameter is for WGS 3-2620 only. WGS3-404’ s default setting is Rx All and use VLAN Table Configuration for Tx.
WGS3 Layer 3 Switch User ’s Manual - 171 - 5.7.3.2 VLAN Tabl e Configuration Use this screen to create a new VLAN or modify the settings for an existing VLAN.
WGS3 Layer 3 Switch User ’s Manual - 172 - The VLAN Table Configuration of WGS3 -40 4 is as the following: Click Edit icon, the following screen will be shown. Parameter Description VLAN The ID for the VLAN currently displayed. Range: 1-4094 MEMBERS Port entries may be marked as: - : (Normal) Uses GVRP to determine port membership.
WGS3 Layer 3 Switch User ’s Manual - 173 - 5.7.3.3 Reset Address T able Mode WGS3-404 provide two address table m odes, SVL (Shared VLAN Learning) and IVL (Indepe ndent VLAN Learning). SVL : Configuration and operation of the MAC addre ss learni ng process with the same MAC address table for all VLANs.
WGS3 Layer 3 Switch User ’s Manual - 174 - 5.7.4 Configuring IGMP Snooping This option is displayed on Device Cont rol Menu for Layer 2 mode of WGS3-2620 and on Protocol Configuration Menu ( under Devi ce Control Menu -> IP Menu) for Layer 3 mode of WGS3-2620 or WGS3-404.
WGS3 Layer 3 Switch User ’s Manual - 175 - Parameter Default Description IGMP Snooping Status 1 Disabled If enabled, the switch will monitor network traffic to determine which hosts want to receive multicast traffic. This is also referred to as IGMP Snooping.
WGS3 Layer 3 Switch User ’s Manual - 176 - 5.7.5 Configuring IP Settings If this switch is WGS3-404 or WGS3-262 0 in multilaye r mode, the IP Menu will be displayed.
WGS3 Layer 3 Switch User ’s Manual - 177 - 5.7.5.1 Subnet Configuration Use this menu to specify an IP interface for any VLAN configured on this switch that needs to communicate with a device outside of its own g roup (t hat is, another network segment).
WGS3 Layer 3 Switch User ’s Manual - 178 - 5.7.5.1.1 Adding an IP Interface To add an IP interface, specify the interface setti ngs in the dialog box at the bottom of the screen. Configure the IP address, assign an existing VLAN group to this interfa ce, enable the required routing protocols, and then pres s Add.
WGS3 Layer 3 Switch User ’s Manual - 179 - Parameter Description Authentication Type Authentication c an be used to ensure that routing information come s from a valid source. Authentication Key A simple password must be provided if authentication is enabled.
WGS3 Layer 3 Switch User ’s Manual - 180 - 5.7.5.1.4 Configuring OSPF Open Shortest Path First is more suited for large a r ea networks which experience freque nt changes in the links.
WGS3 Layer 3 Switch User ’s Manual - 181 - Transit Delay 1 second The estimated number of seconds it takes to transmit a link state update packet over this interface. Range: 0-3600 seconds Retransmit Interval 5 seconds The number of second s b etween retransmitting link-state advertisements to router a djacen cies on this interface.
WGS3 Layer 3 Switch User ’s Manual - 182 - MD5 Key Table When use MD5 authenticat ion mode, you have to specify an activ e MD5 key on this table. Up to 8 key can be added on the table but only one can be Active . The others should be left to be Valid .
WGS3 Layer 3 Switch User ’s Manual - 183 - 5.7.5.1.5 Configuring DVMRP Distance Vector Multicast Routing P rotocol is us ed to route multica st traffic to nodes which have requested a specific multicast se rvice via IGMP. (See “6.4.4 DVMRP Routing Protocol”.
WGS3 Layer 3 Switch User ’s Manual - 184 - 5.7.5.2 Protocol Configuration Use the Protocol Configuration screen to globally ena bl e or di sa ble unicast or multicast routin g proto cols for the switch.
WGS3 Layer 3 Switch User ’s Manual - 185 - Parameter Description ARP Sets the aging time for dynamic ARP entries. Proxy ARP Enables or disables Proxy ARP globally for the swit ch.
WGS3 Layer 3 Switch User ’s Manual - 186 - 5.7.5.1 Subnet Configuration). 5.7.5.2.1 Setting the ARP Timeout You can use the following configurati on screen to modi fy the aging time for dynamically learned entries in the ARP cache.
WGS3 Layer 3 Switch User ’s Manual - 187 - Default Route Advertisement Disabled Enables or disables advertis ing this switch as a default router. Static Route Advertisement Disabled Enables or disables ad vertisement of static routes.
WGS3 Layer 3 Switch User ’s Manual - 188 - Area ID Configuration Defines an area within whi ch all OSPF routers actively exchange routing information to ensure that they all have an identical link state database. OSPF Area Range Configuration Defines a range of subnet work addresses.
WGS3 Layer 3 Switch User ’s Manual - 189 - 5.7.5.2.3.1 OSPF Area Configuration OSPF protocol broadcast messages (i.e., Link State Ad vertisements) are restri cted by area to limit their impact on network p erfo rmance. Before assigning an Area ID to a specific OSPF interface, you must first specify the Area ID in this table.
WGS3 Layer 3 Switch User ’s Manual - 190 - 5.7.5.2.3.2 OSPF Area Range Configuration After you configure an area identifier, you can sp ecif y a subnetwork address ra nge that cove rs all the individual networks in this area.
WGS3 Layer 3 Switch User ’s Manual - 191 - 5.7.5.2.3.3 OSPF Virtual Link Configuration All OSPF areas must connect to the backbone. If an area doe s not have a direct physical connection to the backbone, you can conf igure a virtua l link that prov ides a logical path to the backbone.
WGS3 Layer 3 Switch User ’s Manual - 192 - Parameter Default Description Area ID An identifier for the transit area the virtual link crosses. Neighbor IP The IP address of the OSPF r outer on this end of the virtual link.
WGS3 Layer 3 Switch User ’s Manual - 193 - 5.7.5.2.4 Configuri ng BOOTP/DHCP Relay If a DHCP/BOOTP server is not located in the same subnet with a host, you can configure this switch to forward any host configuration que rie s to a server located on another subnet or on anothe r network.
WGS3 Layer 3 Switch User ’s Manual - 194 - 5.7.5.1 Subnet Configuration) as descri bed in the following screens. Parameter Description Index Server Address Used to define any preferred DHCP se rvers or the outbound sub network for relaying a DHCP request broadcast.
WGS3 Layer 3 Switch User ’s Manual - 195 - 5.7.5.3 Static ARP Configuration Use the following screen to display or e dit entrie s in the Static ARP Table. Entries added to this table are retained until the associated IP interface is deleted or the swit ch is reset to the factory defaults.
WGS3 Layer 3 Switch User ’s Manual - 196 - 5.7.5.4 Static R oute Configuration This switch can be configured to dynamically learn the routes to other IP netwo rks, subnets or hosts using unicast or multicast routing proto cols.
WGS3 Layer 3 Switch User ’s Manual - 197 - 5.7.5.1 Subnet Configuration). Static routes take precedence ove r dynamically learned route s and remain in the table until you remove them or t he corresponding IP interface from this swit ch. Parameter Description Destination Network A destination network, subnet or host.
WGS3 Layer 3 Switch User ’s Manual - 198 - 5.7.5.5 Configuring the Default Route Defines the router to which this switch will forward all traffic fo r unknown networks.
WGS3 Layer 3 Switch User ’s Manual - 199 - 5.7.6 Configuring Security Filters You can use the Security menu to filter MAC and IP addresse s. Parameter Description MAC Filtering Configuration Specifies the source or d estination MAC add ress for any traffic to be filtered from the switch.
WGS3 Layer 3 Switch User ’s Manual - 200 - 5.7.7 Jumbo Packet Configuration This menu is only available for WGS3-40 4. In gener al, Ethernet only allow maximum 1518 bytes packet size. This option allow the switch to transmit up to 9216 bytes packet size to increase data transmission efficiency.
WGS3 Layer 3 Switch User ’s Manual - 201 - 5.8 Monitoring the Switch The Network Monitor Menu provides access to port statistics, addre ss tables, STA information, VLANs registration and forwarding informatio n, multicas t groups, and subnet addresses.
WGS3 Layer 3 Switch User ’s Manual - 202 - 5.8.1 Displaying Port Statistics Port Statistics display standard statistics on netwo rk traffic from the Interfaces Group and Ethernet-like MIBs, as well as a detailed breakd own of traffic based on the RMOM MIB.
WGS3 Layer 3 Switch User ’s Manual - 203 - In Unicast Pkts. The number of subnetwork-uni cast packets delivered to a higher-l ayer protocol. In Non-Unicast Pkts. The numbe r of non-unica st (that is, subnetwork- broa dca st or subnetwork-multicast) packets deliv e red to a higher-layer protocol.
WGS3 Layer 3 Switch User ’s Manual - 204 - Fragments The total number of fram es received that were less than 64 octets in length (excluding framing bits, but includi ng FC S octets) and contained eit her an FCS or alignment error.
WGS3 Layer 3 Switch User ’s Manual - 205 - 5.8.1.2 Displaying RMON Statistics Use the RMON Statistics screen to display key stat istics for ea ch port from RMON group 1. (RMON groups 2, 3 and 9 can o nly be accessed using S NMP management software.) T he following screen displays the overall statistics on traffic passing thro ugh each po rt.
WGS3 Layer 3 Switch User ’s Manual - 206 - 256-511 Byte Frames 512-1023 Byte Frames 1024-1518 Byte Frame s 1519-1536 Byte Frame s NOTE : Statistics are refreshed every 10 seconds by default (See 5.
WGS3 Layer 3 Switch User ’s Manual - 207 - 5.8.2 Layer 2 Address T ables This menu includes the un icast address table. Menu Description Unicast Address Table Provides a full listing for unicast addre sses.
WGS3 Layer 3 Switch User ’s Manual - 208 - 5.8.3 Displaying Bridge Information The Bridge menu is used to display settings for the Spanni ng Tree Algorithm. For a more detailed description of how to use this algorithm, refer to “6.1. 3 Spanning Tree Algorithm”.
WGS3 Layer 3 Switch User ’s Manual - 209 - Forward Delay The maximum time (in seconds) the root device will wait before changing states (i.e., listening to learning to forwarding). Hold Time The minimum interval between the tr ansmission of consecutive Configuration BPDUs.
WGS3 Layer 3 Switch User ’s Manual - 210 - 5.8.3.2 Displaying the Current STA for Ports The parameters shown in the following figure and tabl e are for port STA Information.
WGS3 Layer 3 Switch User ’s Manual - 21 1 - Status Displays current state of th is po rt within the Span ning Tree: Disabled - No link has been establishe d on this po rt. Otherwise, the port has been disabled by the user or has failed diagnostics. Blocking - Port receives STA configurati on message s, but does not forward packets.
WGS3 Layer 3 Switch User ’s Manual - 212 - 5.8.4 Displaying VLAN Information These menus display information on the ports t hat have been automatically learned via GVRP and all those ports that have been config ur ed by dynamic or static means to forward VLAN traffic.
WGS3 Layer 3 Switch User ’s Manual - 213 - 5.8.5 IP Multicast Registration T able This table displays all the multic ast groups active on the switch, includi ng the multicast IP address and the corresponding VLANs. Parameter Description VLAN A VLAN with host members that have ask ed to receive the indicated multicast service.
WGS3 Layer 3 Switch User ’s Manual - 214 - 5.8.6 IP Menu This menu contains IP subnets informati on, the ARP cache, routing table, as well as multicast groups and multicast routing information. Menu Description Subnet Information Displays all the IP subnets configured on this switch, as well as the corresponding VLANs and ports.
WGS3 Layer 3 Switch User ’s Manual - 215 - 5.8.6.2 ARP Table Address Resolution Protocol (ARP) d efines a method for extracting a host’s Ethernet ad dre ss from its Internet address. This table shows the IP -to-MA C ad dress cache discove red via ARP.
WGS3 Layer 3 Switch User ’s Manual - 216 - VLAN The VLAN within which the gateway or destination address re side s. Next Hop The IP addre ss of the router at the next hop. Type The IP route type for the destination ne twork. This switch supp ort s the following types: Direct - A directly connected subnetwork.
WGS3 Layer 3 Switch User ’s Manual - 217 - 5.8.6.4 Multicast Table You can use this menu to display all the multicast groups currently active on this switch, the IGMP cache, the multicast forwarding cache, and DV MRP ro uting information.
WGS3 Layer 3 Switch User ’s Manual - 218 - 5.8.6.4.1 Displaying IG MP Registration T able The switch provides a local registry of active multicast groups for each IP interface, including the ag e and expiration time for each entry.
WGS3 Layer 3 Switch User ’s Manual - 219 - 5.8.6.4.2 Displaying the Mu lticast Fo rwarding Cache The switch maintains a cache of multicast routing ent ries u sed to calcul ate the d elivery tree in multicast routing protocols.
WGS3 Layer 3 Switch User ’s Manual - 220 - 5.8.6.4.3 Displaying th e DVMRP Routing T able The DVMRP Routing Table contains all the IP mult icast routes learned by the DVMRP protocol. The routes displayed in this table are used by this swit ch to forward ne w IP multicast traffic.
WGS3 Layer 3 Switch User ’s Manual - 221 - 5.8.6.4.4 Displaying the DVMRP Neighbor T able The DVMRP Neighbor Table contai ns the switch’s DV MRP neig hbors, as discovered by receiving DVMRP protocol messag es. Parameter Description Interface The IP interface on this switch that connects to the upstream neighbor.
WGS3 Layer 3 Switch User ’s Manual - 222 - 5.8.6.5 OSPF T able You can use this menu to display the OSPF rout er lin kages for the autonomous system ba sed on the Link State Table, Neighbor Table, and Virtual Neigh bor Table.
WGS3 Layer 3 Switch User ’s Manual - 223 - Parameter Description Area Identity An OSPF area identifier co nfigured for a group of OSPF routers. Type The link state advertisement type: RtrLSA: Router LSA – All area routers adve rtise the state of lin ks from the router itself to the its local area.
WGS3 Layer 3 Switch User ’s Manual - 224 - Option The optional OSPF capabilities supported by the nei ghbor. The neighbor's optional OSPF capabilities are al so li sted in its Hello packets.
WGS3 Layer 3 Switch User ’s Manual - 225 - 5.8.6.5.4 Displaying the V irtual Neighbor T able Virtual links can be used to link an area isolated from the backbone, to create a redundant lin k between any area and the backbone to help preve nt partitionin g, or to connect two existing backbone areas into a common backbone.
WGS3 Layer 3 Switch User ’s Manual - 226 - State The communication state for two a dja cent routers: Down: This is the initial state of a neighb or conversation. It indicates that there has been no recent information re ceived from the neighbor. Attempt: This state is only valid for neighbors attached to non-broa dca st networks.
WGS3 Layer 3 Switch User ’s Manual - 227 - 5.9 Resetting the System Use the Restart comman d under the Main Menu to reset the manage ment agent. The reset screen is shown be low. Parameter Description Reload Factory Defaults Reloads the factory defaults [Apply] Restarts the switch.
WGS3 Layer 3 Switch User ’s Manual - 228 - Chapter 6.Advanced Topics This Layer 3 switch supp orts both Laye r 2 which is based on physical device a dd resses and Layer 3 switching which is based o n IP network addresses. These functions, along with other advan c ed features are described in this chapter.
WGS3 Layer 3 Switch User ’s Manual - 229 - 6.1.1 Unicast Switching This section describes VLAN cla ssification, learni ng, filtering, and forwarding for unicast switching.
WGS3 Layer 3 Switch User ’s Manual - 230 - 6.1.2 Multicast Switching For multicast switching, the switch ch ecks wh ether the received frame is a Bridge Protocol Da ta Unit (BPDU). If a BPDU is received, the switch forwar d s the frame fo r pro cessing by the Spanning Tree Protocol.
WGS3 Layer 3 Switch User ’s Manual - 231 -.
WGS3 Layer 3 Switch User ’s Manual - 232 - 6.2 Layer 3 Switching The two major functions pr ovided by a L ayer 3 sw itch include IP Switching and Routing Path Management. When the switch is set to multilayer mode, it acts as a routin g switch, with supp ort for standard IP routing and the ability to pass traffic bet ween VLANs as required.
WGS3 Layer 3 Switch User ’s Manual - 233 - 6.2.2 IP Switching IP Switching (or packet forwarding) encompas se s ta sks required to forward packets fo r both Layer 2 and Layer 3, as well as traditional routing.
WGS3 Layer 3 Switch User ’s Manual - 234 - If the switch determines that a frame must be routed, the route is calculated only during setup. Once the route has been determined, all packets in the current flow are simply switched or forwarded across the chosen path.
WGS3 Layer 3 Switch User ’s Manual - 235 - single network. These nodes mu st there fore use a smaller subnet mask than th at used by the switch or other relevant network devices.
WGS3 Layer 3 Switch User ’s Manual - 236 - Moreover, RIP (version 1) wa stes valuable network bandwidth by propag ating routing info rmation via broadcasts, nor does it co nsider enough network varia bles to ma ke the best routing decision. 4-8 6.2.
WGS3 Layer 3 Switch User ’s Manual - 237 - the OSPF protocol for each area. The De signated Ro uter exchanges routing information with al l other routers in its area, and then floods Li nk State Advert isements (LSAs) to each router, allo win g them to update their database.
WGS3 Layer 3 Switch User ’s Manual - 238 - To create a virtual link, you must specify an Area Border Router (ABR) a nd a common transit area at both ends of the link (page 2-6 1 or 3-46). One ABR will border on the target area and the tra nsit area, while the other borders on the transit area and the b a ckbone.
WGS3 Layer 3 Switch User ’s Manual - 239 - 6.3 V irtual LANs Switches do not inherently supp ort broadcast domains, which can lead to broadcast storms in larg e networks that handle a lot of traffic su ch as NetBUE I or IPX.
WGS3 Layer 3 Switch User ’s Manual - 240 - 6.3.1 Assigning Ports to VLANs Before enabling VLANs for the swit ch, you must first assign each port to the VLAN gr oup(s) it will participate in. By default all ports are assigned to VLA N 1 as u ntag ged ports.
WGS3 Layer 3 Switch User ’s Manual - 241 - 6.3.2 Forwarding T agged/Untagged Frames Ports can be assigned to multiple tagged or untagg ed VLANs. Each p ort on th e switch is therefore capable of passing tagged or untagged frames.
WGS3 Layer 3 Switch User ’s Manual - 242 - 6.3.3 Connecting VLAN Groups The switch supports communi cation within a common VL AN usin g store-and-forward switching.
WGS3 Layer 3 Switch User ’s Manual - 243 - 6.4 Multicast Filtering Multicasting sends data to a group of nodes in stea d of a single destination. The simplest way to implement multicasting is to broadcast data to all nodes on the netwo rk.
WGS3 Layer 3 Switch User ’s Manual - 244 - 6.4.3 GMRP Protocol GARP Multicast Registration Protocol (GMRP ) allows network devices to register end-stations with multicast groups. GMRP require s that any partici pating network devices or end-statio ns comply with the IEEE 802.
WGS3 Layer 3 Switch User ’s Manual - 245 - 6.5 Class-of-Service (CoS) Support The switch provides two transmit queues on each po rt, with a weighted fair queuing sche me. This function can be used to provide independent p riorities fo r various types of data such a s re al-time video or voice, and best-effort data.
WGS3 Layer 3 Switch User ’s Manual - 246 - 6.6 BOOTP/DHCP Relay Dynamic Host Configuration Protocol (DHCP), descri bed in RFC 1541, is an ext ension of the Bootstrap Protocol (BOOTP). DHCP allows hosts on a TCP/IP network to dynam i cally obtain basic configuration information.
WGS3 Layer 3 Switch User ’s Manual - 247 - 6.7 Security Features The switch provides security features that allo w you to cont rol management access a nd network ac ce ss as described in the following se ctions.
WGS3 Layer 3 Switch User ’s Manual - 248 - 6.8 SNMP Management Software SNMP (Simple Network Management Proto col) i s a communication protocol designed specifically for managing devices or othe r elements on a network. Network e quip ment commonly managed with SNMP includes hubs, switches, b ri dges, routers and host co m puters.
WGS3 Layer 3 Switch User ’s Manual - 249 - Appendix A Troubleshooting A.1 T roubleshooting Chart Troubleshooting Chart Symptom Action Cannot connect using Telnet, Web browser, or SNMP software • Be sure you have configured the agent with a valid IP addre ss, subnet mask and default gateway (Laye r 2 of WGS3 -2620 ).
WGS3 Layer 3 Switch User ’s Manual - 250 - A.2 Upgrading Firmware via the Serial Port You can upgrade system firmware by co nne cting your computer to the serial port on the switch, and using a console interface packa ge that sup ports the XModem protocol.
WGS3 Layer 3 Switch User ’s Manual - 251 - For details on managing the swit ch, refer to “Chapter 4. Console Interface” for information on the out-of-band console interface, or “Chapt er 5. We b Interface” for information on the Web interface.
WGS3 Layer 3 Switch User ’s Manual - 252 - Appendix B Pin Assignments Console Port Pin Assignments The DB-9 serial port on the switch’ s rear panel is used to connect to the switch for out-of-b and console configuration.
WGS3 Layer 3 Switch User ’s Manual - 253 - DB-9 Port Pin Assignments EIA Circuit CCITT Signal Description Switch’s DB9 DTE Pin # PC DB9 DTE Pin # Modem DB25 DCE Pin # Signal Direction DTE-DCE CF 1.
WGS3 Layer 3 Switch User ’s Manual - 254 - 3 RXD <--------- TX D ---------- -- 3 4 DSR ---------- - DTR ------- ----- 4 5 SGND ---------- - SGN D ---------- 5 6 DTR ---------- - DSR --------- -&g.
WGS3 Layer 3 Switch User ’s Manual - 255 - Console Port to 25-Pin DCE Port on Modem Switch’ s 9-Pin Serial Port CCITT Signal Modem’s 25-Pin DCE Port 1 <--------- DCD ------------ 8 3 <----.
WGS3 Layer 3 Switch User ’s Manual - 256 - GLOSSARY Bandwidth Utilization The percentage of packets received ove r time as compared to overall band width. BOOTP Boot protocol used to load the operating sy stem for d e vices connected to the network.
WGS3 Layer 3 Switch User ’s Manual - 257 - Internet Control Message Protocol (ICMP) Commonly used to send echo messages (i.e., Ping) for monito ring p urposes. IEEE 802.1D Specifies a general method for the ope ration of MA C brid ges, including the Spanning Tree Protocol.
WGS3 Layer 3 Switch User ’s Manual - 258 - Layer 3 Network layer in the ISO 7-Layer Data Communica tions Protocol. This laye r ha ndles the routing functions for data moving from one ope n system to another. Link Aggregation See Port Trunk. Management Information Base (MIB) An acronym for Management Information Base.
WGS3 Layer 3 Switch User ’s Manual - 259 - Routing Information Protocol (RIP) The RIP protocol attempts to find the shortest rout e to another device by minimizing the di stance vector, or hop count, which serves as a roug h estimate of transmi ssi on cost.
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