Instruction/ maintenance manual of the product SRW248G4 Linksys
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A Division of Cisco Systems, Inc . ® Model No . WIRED with W ebView 16, 24, or 48-P ort 10/100/1000 Gigabit Ethernet Switch SRW2016/SRW2024/SRW2048/SRW224G4/SRW248G4 User Guide 24 or 48-P ort 10/100 .
WebView Switches Copyright and T rademarks Specifications are subject to change without notice . L inksys is a registered tradema rk or trademark of Cisco Systems, Inc . and/or its affiliates in the U.S . and certain other countries. Copyright © 2005 Cisco Systems, Inc.
WebView Switches Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this User Guide? 2 Chapter 2: Getting to Know the Switch 3 Overview 3 The Front Panel 3 The Back Panel 4 Chapter 3: Connecting the Switch 5 Overview 5 Before You Install the Switch.
WebView Switches Switch Conf. (Configuratio n) Tab - IGMP Snooping 34 Switch Conf. (Configuration) Tab - Bridge Multicast 35 Switch Conf. (Configuration) Tab - Bridge Multicast Forward All 36 QoS Tab .
WebView Switches Maintenance Tab - Telnet 82 Maintenance Tab - Reset 82 Maintenance Tab - File Download 82 Maintenance Tab - File Upload 83 Maintenance Tab - Restore Defaults 84 Maintenance Tab - Inte.
WebView Switches List of Figures Figure 2-1: Front Panel of the 16-Port Switch 3 Figure 2-2: Back Panel of the 16-Port Switch 4 Figure 3-1: Typical Network Configuration for the 16-Port Switch 5 Figur.
WebView Switches Figure 4-24: Network Configuration 18 Figure 4-25: Ping Test 18 Figure 4-26: TraceRoute Test 18 Figure 4-27: File Management 19 Figure 4-28: Restore System Default Settings 19 Figure .
WebView Switches Figure 5-25: Switch Configuration - Bridge Multicast Forward All 36 Figure 5-26: QoS - CoS Settings 37 Figure 5-27: QoS - Queue Settings 38 Figure 5-28: QoS - CoS to Queue 38 Figure 5.
WebView Switches Figure 5-55: Statistics - Etherlike Statistics 59 Figure 5-56: Statistics - RMON Statistics 60 Figure 5-57: Statistics - RMON History Control 62 Figure 5-58: Statistics - RMON History.
WebView Switches Figure 5-85: Maintenance - HTTP File Download 85 Figure 5-86: Spanning Tree - Global Settings 86 Figure 5-87: Spanning Tree - STP Interface Settings 88 Figure 5-88: Spanning Tree - RS.
1 Chapter 1: Introductio n Welcome WebView Switches Chapter 1: Introduction We l c o m e Thank you for choosing a WebView Switch. This Switch will allo w you to network better than ever .
2 Chapter 1: Introductio n What’s in this User Guide? WebView Switches What’ s in this User Guide? This user guide covers the steps for setting up and using the Switch. • Chapter 1: Introduction This chapter describes the Switch’ s applications and th is User Guide .
3 Chapter 2: Getting to Kn ow the Switch Overview WebView Switches Chapter 2: Getting to Know the Switch Overview The Switches differ in number and types of LEDs and ports. While the 16-Port Gigabit Ether net Switch is pictured in this chapter , the other Switches are similar in form and function.
4 Chapter 2: Getting to Kn ow the Switch The Back Panel WebView Switches For the 16-Port Switch, ports 8 and 16 are shared with miniGBIC1 and miniGBIC2, respectively . For the 24-Port Gigabit Ethernet Switch, ports 12 and 24 are shared with miniGBIC1 and miniGBIC2, respectively .
5 Chapter 3: Connecting the Switch Overview WebView Switches Chapter 3: Connecting the Switch Overview This chapter will explain how to connect network devices to the Switch. For an example of a typical network configuration, see the application diagram shown below .
6 Chapter 3: Connecting the Switch Before You Install the Switch... WebView Switches Before Y ou Install the Switch... When you choose a location for the Switch, observe the following guidelines: • Make sure that the Switch will be accessible and that the cables can be easily connected.
7 Chapter 3: Connecting the Switch Connecting the Switch WebView Switches Rack-Mount Placement T o mount the Switch in any standard-sized, 19-inch wide , 1U high rack, follow these instructions: 1. Place the Switch on a hard flat surface with the front panel facing you.
8 Chapter 3: Connecting the Switch Connecting the Switch WebView Switches 8. Power on the network devices connected to the Swit ch. Each active port’s corr esponding Link/Act LED will light up on the Switch. If a port has an active Gigabit connection, then its corresponding Gigabit LED will also light up.
9 Chapter 4: Using the Console Interface for Co nfiguration Overview WebView Switches Chapter 4: Using the Console Interface for Configuration Overview The Switch features a menu-driven console interface for basic configuration of the Switch and management of your network.
10 Chapter 4: Using the Console Interface for Co nfiguration Connecting to the Switch through a Telnet Session WebView Switches 4. Set the serial port settings as follows: Bits per second: 38400 Data bits: 8 Parity: None Stop bits: 1 Flow control: None Then, click the OK button.
11 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches Configuring the Switch th rough the Console Interface The console screens consist of a series of menus. Each menu has several options, which are listed vertically .
12 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches Port Configuration On the Switch Main Menu screen, select P ort Configuration and press the Enter key if you want to configure the Switch’ s ports.
13 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches System Information Using this screen, you can check the Switch’ s firmware versions and general system information.
14 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches Management Settings From the Management Se ttings screen, you can set Serial Port Session Configuration, T elnet Session Configuration, or Secure T elnet (SSH) Configuratio n.
15 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches Username & Password Settings From this sceen, you can administer the user names and passwords of those accessing the Switch.
16 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches SSL Certificate Generation Use the Certificate Generation screen to specify a device-generated certificate . The following fields are specified: Public Key Length - Specifies the SSL RSA key length.
17 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches IP Address Configuration The Switch’ s IP informatio n is displayed here . IP Address . The IP Address of the Switch is displayed.
18 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches Network Configuration The Network Configuration screen offers a choice of two tests, Ping and T raceRoute . Ping The Ping screen displays the IP address of the location you want to contact.
19 Chapter 4: Using the Console Interface for Co nfiguration Configuring the Switch through th e Console Interface WebView Switches File Management The File Management screen allows you to upload or download files, such as the startup configuration, boot, or image file , using a TFTP ser ver .
20 Chapter 5: Using the Web-b ased Utility for Config uration Overview WebView Switches Chapter 5: Using the W eb-based Utility for Configuration Overview This chapter describes the features included in the Web-based utility . All of the features shown in this chapter , unless specifically identified, are included in the Fast Et hernet switches.
21 Chapter 5: Using the Web-b ased Utility for Config uration Sys. Info. (System Informatio n) Tab - System Description WebView Switches Sys. Info. (System Informatio n) T ab - System Description The System Description screen lets you enter general information abo ut the Switch.
22 Chapter 5: Using the Web-b ased Utility for Config uration Sys. Info. (System Information ) Tab - Forwarding Databa se WebView Switches Sys. Info. (System Informatio n) T ab - Forwar ding Database The Forwarding Database screen lets you define the aging inter val of the Switch.
23 Chapter 5: Using the Web-b ased Utility for Config uration Sys. Info. (System Information ) Tab - Time Synchronization WebView Switches Sys. Info. (System Information) T ab - T ime Synchronization The Time Synchronization scr een allows you to configure the time settings for the Switch.
24 Chapter 5: Using the Web-b ased Utility for Config uration IP Conf. (Configuration) Tab - IP Addr. (Address) WebView Switches IP Conf. (Configuration) T ab - IP Addr . (Address) The IP Address screen allows you to assign DHCP or static IP settings to interfaces and assign default gateways.
25 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration) T a b - Interface Conf. (Configuration) WebView Switches Switch Conf. (Configuration) T ab - Interface Conf. (Configuration) The Interface Configuration screen shows you the settings for each of the Switch’ s ports.
26 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration) T a b - Interface Conf. (Configuration) WebView Switches PVE .
27 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration) T a b - Interface Conf. (Configuration) WebView Switches Current Back Pr essure . Displa yed here is the status of the port’ s Back Pressure mode . Flow Control .
28 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) T ab - VLAN WebView Switches Switch Conf. (Configuration) T ab - VLAN The VLAN screen displays subgroups of a LAN (Local Area Network). Chose the Select VLAN ID or Show All option.
29 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration ) T ab - VLAN Interface Settings WebView Switches Switch Conf. (Configuration) T ab - VLAN Interface Settings The VLAN Interface Settings screen lets you define properties of the interfaces that are associated with VLANs.
30 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) Tab - GVRP Parameters WebView Switches Switch Conf. (Configuratio n) T ab - GVRP P arameters The name of this section is different depending on the type of Switch you are using.
31 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) T ab - LAG Conf. (Configuration) WebView Switches Switch Conf.
32 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) Tab - Port Mirroring WebView Switches Switch Conf. (Configuratio n) T ab - P ort Mirroring The Port Mirroring screen lets you configure the Switch’ s port mirroring settings.
33 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) T ab - LACP WebView Switches Switch Conf. (Configuration) T ab - LACP The LACP screen allows you to enable the use of the Link Aggregation Control Protocol (LACP) on relevant links for LAGs.
34 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Conf iguration) T ab - IGMP Snooping WebView Switches Switch Conf. (Configuration) T ab - IGMP Snooping When IGMP Snooping is enabled globally , all IGMP packets are forwarded to the CPU .
35 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration) Tab - Bridg e Multicast WebView Switches Switch Conf. (Configuration) T ab - Bridge Multicast The Bridge Multicast screen displays the ports and LAGs attached to the Multicast ser vice group.
36 Chapter 5: Using the Web-b ased Utility for Config uration Switch Conf. (Configuration) T ab - Bridge Multicast Forward All WebView Switches Switch Conf.
37 Chapter 5: Using the Web-b ased Utility for Config uration QoS Tab - CoS Settings WebView Switches QoS T ab - CoS Settings Quality of Service ( QoS) allows you to implement priority queuing within a network, so different types of traffic are assigned different priority queues.
38 Chapter 5: Using the Web-b ased Utility for Config uration QoS Tab - Queue Settings WebView Switches QoS T ab - Queue Settings The Queue Settings screen lets you select the CoS method and assign bandwidth values for your queues. Queue . This is the queue number .
39 Chapter 5: Using the Web-b ased Utility for Config uration QoS Tab - Bandwid th WebView Switches QoS T ab - Bandwidth Use the Bandwidth Settings page to define the bandwidth se ttings for specified ingress and egress interface . Modifying queue scheduling affects the queue settings globally .
40 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - Local Users/System Password WebView Switches Security T ab - Local Users/System P assword This screen will appear as Local Users for those using a Gigabit Ethernet Switch and as System Password for those using a Fast Ethernet Switch.
41 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - 802.1x Port Conf. (Configuration) WebView Switches Security T ab - 802.1x P ort Conf. (Configuration) The 802.1x Port Configuration screen lists the Switch’ s 802.1x ports a nd allows you to configure the authentication settings per port.
42 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - 802.1x Port Conf. (Configuration) WebView Switches T o modify the settings for an 802.1x port, click the port’ s Edit icon. On the new screen that appears, you can modify the port settings.
43 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - RADIUS Server WebView Switches Security T ab - RADIUS Server The RADIUS Ser ver screen lists the RADIUS ser vers used for authentication. Y ou can use this screen to access a server ’ s settings.
44 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - RADIUS Server WebView Switches Dead Time (0-2000) . Enter the number of minutes that a RADIUS server is bypassed for service requests. T o use the default, click the Use Default checkbox.
45 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab - Storm Control WebView Switches Security T ab - Storm Contr ol The Storm Control screen allows you to enable or disable Storm Control, which limits the number of multicast and broadcast frames accepted and forwarded by the Switch.
46 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for SRW2048 Switches - ACL WebView Switches Security T ab for SRW2048 Switches - A CL The ACL screen lists the access profiles and allows you to configure access profiles for the Switch.
47 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for SRW2048 Switches - Profile Rules WebView Switches Security T ab for SRW2048 Switches - Profile Rules The Profile Rules screen contains fields for defining profiles and rules for accessing the Switch.
48 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for SRW2048 Switches - Profile Rules WebView Switches Security T ab for SRW2048 Switch es - Authentication Pr ofiles The Authentication Profiles screen contains fields for selecting the user authentication me thod on the Switch.
49 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for SRW2048 Switches - Profile Rules WebView Switches Security T ab for SRW2048 Swit ches - Authentication Mapping Console . Authentication profiles used to authenticate console users.
50 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for SRW2048 Switches - Profile Rules WebView Switches Security T ab for SRW204 8 Switches - T A CA CS+ T ACACS+ provides centralized security for validation of users accessing the Switch es.
51 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for Other Switches - ACL WebView Switches Security T ab for Other Switches - A CL The ACL screen lists the access profiles and allows you to configure access profiles for the Switch.
52 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for Other Switches - MAC Based ACL WebView Switches Security T ab for Other Switches - MA C Based ACL Access Control Lists (ACL) allow network managers to defin e classification actions and rules for specific ing ress ports.
53 Chapter 5: Using the Web-b ased Utility for Config uration Security Tab for Other Switches - ACL Mapping WebView Switches Security T ab for Other Switches - A CL Mapping When an ACL is mapped to an interface, the ACL is applied to the selected interface .
54 Chapter 5: Using the Web-b ased Utility for Config uration SNTP Tab - Global Settings WebView Switches SNTP T ab - Global Settings The Global Settings screen lets you set the Simple Network T ime Protocol (SNTP) settings. SNTP makes possible accurate time synchronization by a network SNTP serv er for network devices.
55 Chapter 5: Using the Web-b ased Utility for Config uration SNTP Tab - Authentication WebView Switches SNTP T ab - Authentication The Authentication screen lists the keys used to authenticate the SNTP server . SNTP Authenticat ion . Enable or disable authentication of an SNTP session between the Switch and an SNTP server .
56 Chapter 5: Using the Web-b ased Utility for Config uration SNTP Tab - Servers WebView Switches SNTP T ab - Servers On the Servers screen, you can see a list of ser vers and their settings. Unicast Server . Displayed here is the IP address of the unicast ser ver .
57 Chapter 5: Using the Web-b ased Utility for Config uration SNTP Tab - Interface Settings WebView Switches Last Response . This describes the last response of the broadcast server . T o add an SNTP ser ver , click the paper and pencil icon. On the new screen that appears, you can configure the following settings: SNTP Server .
58 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - Interface Statistics WebView Switches Statistics T ab - Interface Statistics The Interface Statistics screen displays statistics for received and transmitted packets. Interface .
59 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - Etherlike Statistics WebView Switches Statistics T ab - Etherlik e Statistics The Etherlike Statistics screen displays interface statistics. Interface . Select the appropriate interface , Po r t or LAG .
60 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Statistics WebView Switches Statistics T ab - RMON Statistics The RMON Statistics screen displays information about the Switch’s use and errors. (RMON stands for Remote Monitoring.
61 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Statistics WebView Switches Frames of 64 Bytes . This is the number of 64-byte frames received on the interface since the Switch was last refreshed. Frames of 65 to 127 Bytes .
62 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON History Control WebView Switches Statistics T ab - RMON History Contr ol The RMON History Control screen contains infor mation about sample s of data taken from ports.
63 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON History Log WebView Switches Statistics T ab - RMON History Log The RMON History Log screen shows interface-specific statistics involving network sampling. Each entry has statistics from a single sample.
64 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Alarms WebView Switches Statistics T ab - RMON Alarms The RMON Alarms screen displays the network alarms you have set. When the network experiences problems or events, such as rising and falling thresholds, then a network alarm will occur .
65 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Alarms WebView Switches T o add an entry , click the paper and pencil icon. On the new screen that appears, you can configure the following settings: Alarm Entry . This is the numbe r of the alarm entr y .
66 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Events Control WebView Switches Statistics T ab - RMON Ev ents Control The RMON Events Control screen shows the RMON events you have configured. Event Entry . This identifies the event.
67 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - RMON Events Log WebView Switches Statistics T ab - RMON Ev ents Log The RMON Events Log screen displays a list of RMON events. Event . This is the number of the RMON Event Log entry .
68 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - EAP Statistics WebView Switches Statistics T ab - EAP Statistics The EAP Statistics screen displays information about EAP packets received on a specific port. Po r t . Select the port you want to poll for statistics.
69 Chapter 5: Using the Web-b ased Utility for Config uration Statistics Tab - GVRP Statistics WebView Switches Statistics T ab - GVRP Statistics The GVRP Statistics screen displays information about GVRP p ackets received on a specific port. Interface .
70 Chapter 5: Using the Web-b ased Utility for Config uration Logs Tab - Message Log WebView Switches Logs T ab - Message Log The Message Log screen shows information about log entries saved to the Log file in flash memor y . Log entries are listed in a descending column, numbered on the left.
71 Chapter 5: Using the Web-b ased Utility for Config uration Logs Tab - Global Parameters WebView Switches Logs T ab - Global P arameters The Global Parameters screen lets you define which events are recorded by which logs. Y ou can en able logs for the Switch and define specific logs.
72 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches SNMP T ab Simple Network Management Protocol (SNMP) provides a metho d for managing network devices.
73 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches • T raps The switches generate the following traps: • Copy trap • Stacking traps This section contains the.
74 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches Defining SNMP Views SNMP Views provide access or block access to device feat ures or feature aspects.
75 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches Defining SNMP Group Profiles The Group Profiles screen provides information for creating SNMP groups, and assigning SNMP access control privileges to SNMP groups.
76 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches T o add a n entry , click the paper and pencil icon. On the n ew screen that appears, you can configure the following settings: • Group Name . Enter a name for the user -defined group to w hich access control rules are applied.
77 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches Defining SNMP Group Members The Group Membership screen enables assigning system users to SNMP groups, as well as de fining the user authentication method. The Group Membership screen contains the following fields: • User Name .
78 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches T o add an member , click the paper and pencil icon. On the new screen that appears, you can configu re all of the fields from the Group Membership screen, along with the following: • Authentication K ey .
79 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches • SNMP-Admin - User has access to all device configuration options, as well as permissions to modify the community . View Name . Contains a list of user -defined SNMP views T o add a community , click the paper and pencil icon.
80 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches Defining SNMP Notifi cation Filters The SNMP Notification Filter screen per mits filtering traps based on OIDs. Each OID is linked to a device feature or a feature aspect.
81 Chapter 5: Using the Web-b ased Utility for Config uration SNMP Tab WebView Switches Defining SNMP Notifi cation Recipients The SNMP Notification Receiver screen contains information for defining f ilters that dete rmine whether traps are sent to specific users, and the trap type sent.
82 Chapter 5: Using the Web-b ased Utility for Config uration Maintenance Tab - Telne t WebView Switches Maintenance T ab - T elnet The T elnet screen lets you connect to the Switch through telne t, a terminal emu lation TCP/IP protocol. Connect Via T elnet .
83 Chapter 5: Using the Web-b ased Utility for Config uration Maintenance Tab - File Up load WebView Switches Source File Name . Enter the name of the fir mware file you want to download. Destination Fil e Name . Specify the file type , Software Image or Boot Code .
84 Chapter 5: Using the Web-b ased Utility for Config uration Maintenance Tab - Resto re Defaults WebView Switches Destination Fil e Name . Enter the configuration file name to which the file will be uploaded. T ransfer File Name . Specify the file type , R unning Confi guration or Startu p Configur ation .
85 Chapter 5: Using the Web-b ased Utility for Config uration Maintenance Tab - HTT P File Download WebView Switches For results on a single port, click the Edit button for that port. A new screen will appear . After clicking the Te s t Now button, the following columns will be updated: T est Result .
86 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab - Globa l Settings WebView Switches Spanning T r ee T ab - Global Settings Spanning T ree Protocol (STP) provides tree topog raphy for any bridge arrangement. STP eliminates loops by providing one path between end stations on a network.
87 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab - Globa l Settings WebView Switches P a th Cost Defa ult Values . Specifies the method used to assign default path costs to STP ports. The po ssible field values are: Short - Specifies 1 through 65,535 range for port path costs.
88 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab - STP Interface Settin gs WebView Switches Spanning T r ee T ab - STP Interface Settings The STP Interface Settings screen shows STP properties assigned to individual ports.
89 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab - STP Interface Settin gs WebView Switches Backup-Provides a backup path to the designated port path toward the Spanning T ree leaves. Backup ports occur only when two ports are connected in a loop by a point-to-point link.
90 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab on SRW2048 Sw itches - RSTP Interface Settings WebView Switches Spanning T r ee T ab on SRW2048 Swit ches - RSTP Interface Settings While the classic spanning tree prevents Layer 2 forwarding loops on a general network topology , convergence can take 30-60 seconds.
91 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab on SRW2048 Sw itches - RSTP Interface Settings WebView Switches one or more network layer protocols. When each of the chosen network layer protocols has been configured, packets from each network layer protocol can be sent over the link.
92 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab on SRW2048 Switches - MSTP Properties WebView Switches Spanning T r ee T ab on SRW2048 Switches - MSTP Properties MSTP operation maps VLANs into STP instances. Multiple Spanning T ree provides differing load balancing scenario.
93 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab on SRW2048 Switches - MSTP Instan ce Settings WebView Switches Spanning T r ee T ab on SRW2048 Sw itches - MSTP Instance Settings Use this screen to configure MSTP instances.
94 Chapter 5: Using the Web-b ased Utility for Config uration Spanning Tree Tab on SRW2048 Switches - MSTP Interfac e Settings WebView Switches Spanning T r ee T ab on SRW2048 Swit ches - MSTP Interface Settings The MSTP Interface Settings screen contains parameters assigning MSTP settings to specific interfaces.
95 Chapter 5: Using the Web-b ased Utility for Config uration Help Tab WebView Switches Designated Bridge ID . The bridge ID number that connects t he link or shared LAN to the root. Designated P ort ID . The Port ID number on the designated bridge that connects the link or the shared LAN to the root.
96 Appendix A: About Gig abit Ethernet and Fiber Opt ic Cabling Gigabit Ethernet WebView Switches Appendix A: About Gigabit Ethernet and Fiber Optic Cabling Gigabit Ethernet Gigabit Ethernet runs at s.
97 Appendi x B: Wind ows Hel p WebView Switches Appendix B: Windows Help Almost all networking products require Microsoft Windows. Windows is the most used operating system in the world and comes with many features that help make networking easier . These features can be accessed through Windows Help and are described in this appendix.
98 Appendix C: Glossary WebView Switches Appendix C: Glossar y Adapter - A device that adds ne twork functionality to your PC. AES ( A dvanced E ncryption S tandard) - A security method that uses symm etric 128-bit block data encryption.
99 Appendix C: Glossary WebView Switches DDNS ( D ynamic D omain N ame S ystem) - Allows the hosting of a website , FTP ser ver , or e-mail ser ver with a fixed domain name (e.g ., www .xyz.com) and a dynamic IP address. Default Gateway - A device that forwards Internet traffic from your local area network.
100 Appendix C: Glossary WebView Switches Full Duplex - The ability of a networking device to receive and transmit data simultaneously . Gateway - A device that interconnects networks with differ ent, incompatible communications protocols.
101 Appendix C: Glossary WebView Switches Node - A network junction or connection point, typically a computer or work sta tion. P acket - A unit of data sent over a network. Ping ( P acket IN ter net G roper) - An Inter net utility used to deter mine whether a particular IP address is online.
102 Appendix C: Glossary WebView Switches Switch - 1. A data switch that connects computing devices to host compu ters, allowing a large number of devices to share a limited number of ports. 2. A device for making, breaking, or c hanging the connections in an electrical circuit.
103 Appendix D: Specifications WebView Switches Appendix D: Specifications Models SRW2016 - 16-Port 10/100/1000 Gigabit Switch with W e bView SRW2024 - 24-Port 10/100/1000 Gigabit Switch with W ebView.
104 Appendix D: Specifications WebView Switches Dimensions SRW2048 : 16.93” x 1.75” x 13.78” (430 mm x 44.45 mm x 350 mm) SRW248G4 : 16.93” x 1.75” x 13. 78” (430 mm x 44.45 mm x 350 mm) SRW224G4 : 16.93” x 1.75” x 7.9 7” (430 mm x 44.
105 Appendix E: Warranty In formation WebView Switches Appendix E: W arranty Information LIMITED WARRANTY Linksys warrants to Y ou that, for a period of five years (the “Warranty Period”), your Linksys Product will be substantially free of defects in materials and workmanship under normal use .
106 Appendix F: Regulatory Inf ormation WebView Switches Appendix F: Regulator y Information FCC ST A TEMENT This product has been tested and complies with the specification s for a Class B digital device, pursuant to Part 15 of the FCC Rules.
107 Appendix F: Regulatory Inf ormation WebView Switches Safety Comp liance Warning: Fiber Optic Port Safety When using a fiber optic port, never look at the transmit laser while it is powered on. Also , never look directly at the fiber TX port and fiber cable ends when they are powered on.
108 Appendix F: Regulatory Inf ormation WebView Switches Veuillez lir e à fond l'information de la sécurité suivante avant d'installer le Switch: A VERTISSEMENT : L ’instal lation et la dépose de ce g roupe doiv ent être confiés à un personnel qualifié.
109 Appendix F: Regulatory Inf ormation WebView Switches La prise secteur doit se trouver à proximité de l’appareil et son accès doit être facile. V ous ne pouvez mettre l’appareil hors circuit qu’en débranchant son cordon électrique au niveau de cette prise.
110 Appendix F: Regulatory Inf ormation WebView Switches Der Gerätestecker (der Anschluß an das Gerät, nicht der Wandsteckdosensteck er) muß einen gemäß EN 60320/ IEC 320 konfigurierten Geräteeingang haben. Die Netzsteckdose muß in der Nähe des Geräts und leicht zugänglich sein.
111 Appendix F: Regulatory Inf ormation WebView Switches Hinweis: Bei der Wahl eines Glasfasertransceivers muß für die Beurteilung der Gesamtsicherheit beachtet werden, das die maximale Umgebungstemperatur des T ransceivers für den Betrieb nicht niedriger ist als die für dieses Produkts.
112 Appendix F: Regulatory Inf ormation WebView Switches This guide is for system administrators with a working knowledge of network management. Y ou should be familiar with switching and networking concepts. Zielgruppe Dieser Anleitung ist fuer Systemadministratoren mit Erfahrung im Netzwerkmangement.
107 Appendix G: Contact I nformation WebView Switches Appendix G: Contact Information Need to contact Linksys? Visit us online for information on the latest products and updates to your existing products at: http://www .
An important point after buying a device Linksys SRW248G4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Linksys SRW248G4 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Linksys SRW248G4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Linksys SRW248G4 you will learn all the available features of the product, as well as information on its operation. The information that you get Linksys SRW248G4 will certainly help you make a decision on the purchase.
If you already are a holder of Linksys SRW248G4, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Linksys SRW248G4.
However, one of the most important roles played by the user manual is to help in solving problems with Linksys SRW248G4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Linksys SRW248G4 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
