Instruction/ maintenance manual of the product ACS6004MDAC-001 Avocent
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590- 7 67 -50 1C C yclades ® ACS 6000 Installation/Administration/User Guide For T echnical Support : www.avocent.com/support.
FCC Warning Statement The Cyclades ACS advanced console server has been tested and found to comply with the limits for Class A digital devices, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
Cyclades ® ACS 6000 Advanced Console Server Inst allation/Administration/User Guide Avocent, the Avocent lo go, The Power of Being There, DSView and Cyclades are registered trademarks of Avocent Corp oration or its affiliates in the US and other countrie s.
Instructions This symbol is inte nded to alert the user to the pres ence of important oper ating and maintenance (servicing) instructions in the lite rature accompanying the appliance.
iii Table of Contents List of Figures ................ ................ ................... .................... ................ ................... ...... vii List of Tables ............... ................ ................... .................... .
iv Cyclades ACS 600 0 Advanced Consol e Server Installation/Administra tion/User Guide Web Manager Overview for Administra tors ................................................................ ............ ........ 17 Wizard Mode ........ ............
Table of Contents v Data Buffering ......... ................. ................. .................... ................. ................. ................ ......... 55 Appliance Logging ......... .............. ........................................
vi Cyclades ACS 6000 Advanced Consol e Server Installation/Administra tion/User Guide.
vii List of Figures Figure 1.1: Typical ACS 6 000 Advanced Console Ser ver Configuration ..... .................... ................ 5 Figure 2.1: Bracket Connections fo r Front Mount Conf iguration ................................. ............ .....
viii Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide.
ix List of Tables Table 1.1: Typical AC S 6000 Advanced Console Se rver Configuration Descriptions ........ ............. 5 Table 2.1: Connectors on the Console Server Fron t ... ................. ................. ................. ................. .
x Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide.
1 CHAPTER 1 Introduction The Cyclades ACS 6000 advanced cons ole server is a 1U appliance that serves as a single point for access and administration of connected devices, such as target de vice consoles, modems and power devices.
2 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide • T arget device connection. An authorized user can make a T elnet, SSH v1, SSH v2 or Raw connection to a target device.
Chapter 1: Introduction 3 Flexible users and group s An account can be defined for each user on the cons ole server or on an au thentication server. The admin and root users have accounts by default, and either can add and configure other user accounts.
4 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide The console server SNMP agent supports SNMP v1/v2 and v3, MIB-II and Enterprise MIB. For more information, see SNMP Configuration on page 82 . NOTE: The text files with the Enterprise MIB (ACS6000-MIB.
Chapter 1: Introduction 5 Figure 1.1: T ypical ACS 6000 Ad vanced Console Server Configuration T able 1.1: T yp ical ACS 6000 Advanced Console Server Con figuration Descriptions Number Description Num.
6 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide.
7 CHAPTER 2 Installation Getting S tarted Before installing your ACS 6000 console server, refe r to the following list to ensure you have all items shipped with the console server, as well as o ther items necessary for proper instal lation.
8 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Figure 2.1: Bracket Connection s for Front Mount Configuration Connecting the Hardware ACS console server connectors The following figure shows the connectors on the front of the ACS 6000 console server.
Chapter 2: Installation 9 The following figure shows the rear connectors on the console server. Figure 2.3: Rear of the Consol e Server (ACS 6032 Console Server Shown) T able 2.
10 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Connecting device consoles or modems to serial port s Use CAT 5 or greater cables and DB-9 or DB-25 co ns ole adaptors as needed to connect target device consoles or modems to the serial ports on the console server.
Chapter 2: Installation 11 T o connect devices, modems and PDUs to serial port s: Make sure the crossover cable used to connect a de vice has the same pinout type that is configured in the software for the port (either Cyclades or Cisco). 1. Make sure the devices to be connected are turned of f.
12 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide W A RNING: Always execute the reboot or shutdown command through the Web Manager , CLI or DSView 3 software under the Overview/T ools node bef ore turning the console server off, then on agai n.
Chapter 2: Installation 13 3. Remove the protective cover from the DC power block by sliding it to the left or right. 4. Loosen all three DC power connection terminal screws. 5. Connect your return lead to the R TN terminal, your g round lead to the GND terminal and your -48 VDC lead to the -48 VDC te rminal an d tighten the screw s.
14 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o use T elnet to connect to a device through a serial port: For this procedure, you need the us ername confi gur.
Chapter 2: Installation 15 ssh -l username IP_Port_Alias T o close an SSH session: At the beginning of a line, enter the hotkey def ined for the SSH client fo llowed by a period. The defau lt is ~ . Or, enter the text session hotkey for the CLI prompt and then enter quit .
16 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide.
17 CHAPTER 3 Accessing the ACS 6000 Console Server via the W eb Manager Once you’ve connected your ACS 6000 console server to a netw ork, you can access the console server via the Web Manager. The Web Manager pr ovides direct access to the console server via a graphical user interface instead of a command-based interface.
18 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Figure 3.1: Adminis trator Web Manager Scree n Wiza rd M od e The Wizard mode is designed to simplify the setup and configurati on process by guiding an administrator throug h the configuration steps.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 19 Figure 3.2: Wizard screen The following procedures describe how to c onfigure the console server from the Wizard. T o configure security p a rameters and select a Secur ity Profile: 1.
20 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o configure Ports: 1. Select the Ports link in the content area. 2. Check the box(es) to enable all ports and/or to enable Cisco RJ45 Pin-Out to change the pin- out when a Cisco cable is connecte d.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 21 T o view and connect to devices using the W eb Manager: 1. Select Access in the Side Navi gation Bar . The conten t area displays the name of the console server and a list of names or aliases for all installed and configured devices the user is authorized to access.
22 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide • Select a Security Profile, which defines: • Enabled services (FTP , ICMP , IPSec and T elnet) • SSH and HTTP/HTTPS access The administrator can select eith er a preconfigured Security Prof ile or create a custom profile.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 23 T o set the time and date using NTP: 1. Click Syst em - Date And T ime . 2. Select En able network time pr otocol. 3. Enter the NTP server site o f your choice and cl ick Save . T o set the time and date manually: 1.
24 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Once the online help file is obtained (in zip forma t), the files must be extracted and put in to a user- selected directory under the web server ’ s root directory .
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 25 Usage Click System-Usage to view memory and Flash usage. Network Click Network to view and configu re the network opti ons for Hostnam e, DNS, IPv6, Bonding, IPv4 and IPv6 static routes, Hosts, Firewall, IPSec (VPN) and SNMP.
26 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide d. Enter the key or password to decode incoming encrypted data, then click Save . IPv4 and IPv6 st atic routes T o add stat ic routes: 1. Select Network - IPv4 S tatic Routes or IPv6 Static Routes.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 27 Only the policy can be edited for a default chain; default chain policy options are ACCEPT and DROP. When a chain is added, only a named entry for the chain is creat ed. One or more rules must be configured for a chain after it is added.
28 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o add a chain: 1. Select Network - Fir ewall . 2. Select either IPv4 Fi lter T able or IPv6 Filter T able as needed. 3. Click Add . 4. Enter the name of the chain to be added.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 29 NOTE: IPSec(VPN) is not supported with IPv6. When Network - IPSec(VPN) is selected, the IPSec(VP N) screen is displayed. Use the Ad d button to add a VPN connection or click on an existing conn ection name to edit one already in the list.
30 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide SNMP Configuration An administrator can configure SNMP, which is needed if notifications are to be sent to an SNMP management application. NOTE: The Avocent ACS 6000 Enterprise MIB text file is av ailable in the appliance at: /usr/local/mibs/ACS6000- MIB.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 31 5. Select the desired permission from the pull-down menu . Choices are Read and W r ite or Read Only . 6. If the required SNMP version is v1 or v2, click the V ersion v1, v2 button, then enter the source (valid entry is the subnet address).
32 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide a. Enter the port name (when only one port was selected) or the po rt name prefix (when more than one port were selected). The port name will be <port na me prefix>-p- <port number>.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 33 8. Click Save. T able 3.5: CAS Profile Parameters Parameter Description Physical Enable Cisco RJ-45 Pin-Out Defines the serial port pinout. Default: Disable d. S tatus Defines th e status of the serial po rt as eit her enabled or disabled.
34 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T ext Session Hot Key Hotkey to suspend the target session and go to the CLI promp t. Not available for Raw . Default: Ctrl-Z . NOTE: T he default escape character for ts_menu is Ctrl-X .
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 35 T o configure the Dial-in Profile for a serial port with a connect ed modem: 1. Select Po rts - S erial Port s . 2. Click the checkbox for a serial port with a connected modem. 3.
36 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide 4. Configure the PPP parameters (address, authentication and so on) and click Save . T o configure or to edit one or more serial port s with a connected PDU: 1. Select Ports - Serial P orts .
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 37 2. Click the checkbox for one or more serial ports with a connected PD U. 3. Click the Set Power button and use the drop-down menus to configure the physi cal settings. 4. Click Ne xt or click the Power link.
38 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o copy/clone the configuration of one port to other port s: 1. Select Po rts - S erial Port s . 2. Click the checkbox for the serial port you want to clone. 3. Click the Clon e button.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 39 2. Click the Set Power button and use the drop-dow n menus to configure the physical settings. 3. Click Ne xt or click the Power link. a. Use the drop-down menu to select the PDU type.
40 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide The first one wi ll extract target name from things such as: nanana(myTarget): à results: myTarget jhdsgjhas(tg2).
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 41 NOTE: The multiple session acce ss right does not have any effect when using a pool of CAS ports. When all ports in the pool are taken, the connection to the pool is denied. NOTE: All ports in the pool must share the same CAS protocol.
42 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Dial-in Profile An administrator can configure s ecure dial-in settings such as OTP login, PPP connections, PPP/ PAP authentication, callback and OTP users for PPP connections.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 43 NOTE: This PPP OPT user will est ablish PPP connec tion after being successfully authenticated. T o configure EAP-TLS as PPP authentication for ports wi th the Dial-in Profile: 1.
44 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide If the pluggable device type is Modem (V.92 or wireless), the dial -in section will be visible to allow the configuration of the dial-in parameters.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 45 2. Select the desired authentication serv er from the Authentication T ype drop-d own menu. 3. Select En able single sign-on to en able single sign-on authen tication, and select the des ired authentication server from the Authentication T ype drop-down menu.
46 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o configure an LDAP(S)|AD authentication serve r: 1. Select Au thentication - Authentication Servers - LDAP(S)|AD. 2. Enter the IP address of the server . 3. Enter the Base.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 47 CAUTION: Change the default passwords for ro ot and admin befor e you put the console server int o operation.
48 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide 8. Click Save . T o configure password ru les: 1. Click U sers - Local Accounts - Passwor d Rules . 2. If passwo rd complexity is de si red (recommended), make sure Check Passwor d Complexity is selected.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 49 NOTE: When any Group Name is selected, both the cont ent area and side navigation bar change. The side navigation bar will display specific menu options for Members and Access Rights (which include Serial, Power and Appliance rights).
50 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide shell-login-profile Members of the shell-login-p rofile group have acce ss to the shell after logging in. By default, the root user belongs to this group. This is not a protect ed group and can be deleted.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 51 4. Click ts_menu to use the ts_menu application when a me mber of the selected user group opens a session in the console server . Enter the ts-men u options in the Optio ns field.
52 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide 8. Edit the access rights by selectin g the checkbox next to one or mo re of the target names in the list as needed and click Edit . The T arget Access Rights scre en is displayed with the access rights.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 53 9. Click Save . T o assign appliance access right s for custom user group s: 1. Click U sers - Authorization - Groups. 2. Click the new user group name. 3. In the Side N avigation Bar , click Acces s Rights - Appliance.
54 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide FramedFilterID = RADIUS_1; FramedFilterID += RADIUS_2; Then, configure the user special with the followin g attrib.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 55 3. Select Remote Server - IPv4 to enable syslog messages to be sent to one or more remote IPv4 syslog servers, and enter the IPv4 Addr ess or Hostname . Separat e multiple server addresses by commas.
56 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Appliance Logging T o configure Appliance Logging: 1. Click En able appliance session data logging . a. Select the destinatio n for appliance session data logs from the pull-down menu.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 57 The following types of power devices can be connected to any serial port or to the AUX/Modem port (if an internal modem is not installed): • A vocen t Power Management Power D istribution Unit (PM PDU).
58 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide 2. Fill all fields with corr ect information and click Downloa d to download the firmware to the ACS 6000 console server . 3. When the download finishes, the Install PM Firmware screen appears.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 59 Login An administrator can change the login password for a support ed PDU type. This password is used by the console server to communi cate with the PDU. (Only one pass word is su pported for all PDUs of the same type.
60 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide T o kill an active session: 1. Click Active Ses sions . The Active Sessions screen appears and lists all open sessions to the console server by the user’s workstation IP.
Chapter 3: Accessing the ACS 6000 Console Se rver via the Web Manager 61 We b Manager Overview for Regular Users The following figure shows features of the Web Manager for a regular user. Figure 3.3: Web Manager Regular User Screen The following table provides an overview of the options for regular users.
62 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Power Management •P D U s • Outlet Groups • Click PDUs to turn on, turn off, cycle, reboot, reset the HW overcurrent protection, returnt to factory defaults or rename PDUs connected to the console server .
63 Appendices Appendix A: T echical Specifications T able A.1: T e chnical Specifications for the ACS 6000 Console Server Ha rdware General Information CPU PPC440EPx @ 533 MHz (PowerPC with Security A.
64 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Certifications Emissions and Immunity: FCC Class A (USA), CE Class A ( EU), ICES-003 (Canada), VCCI (Japan), C-T i.
Appendices 65 Appendix B: Recovering an AC S 6000 Console Server Password T o recover the ACS 6000 cons ole server root p assword: 1. Connect directly to the console server ’ s CONSO LE port. 2. T urn the console server off, then on again. 3. Press the Sp acebar to access the uboot prompt.
66 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Appendix C: Port Informatio n for Communication with the DSV iew 3 Management Sof tware The following ports on an .
Appendices 67 Appendix D: Accessing a Cons ole Server with a DSView 3 Sof tware Inst allation via Dial-up When a DSView 3 software user establishes a serial session, the following events occur: • The user selects a serial port to access. • A viewer is downloaded from the DSV i ew 3 server to the user's workstation.
68 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide 2. Select DSV iew Settings - Dial-up . 3. Select Mo dem T ype - Anal og. 4. Enter the phone number for the ACS 6000 console server you want to use. 5. Enter the PPP User and select the PPP Au th Prot ocol in the appropriate fields.
Appendices 69 -or- For dial-in with OTP, click Ports - Di al-in Profile - Setti ngs and select Enable if you want t he console server to recei ve non-OTP connections. 7. Select Disab le in the OTP Login Authentication field. -or- For dial-in with OTP, select Enable in th e OTP Login Authentication field.
70 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Appendix E: Internal Modem Some models of the ACS 6000 advanced console se rver come equipped with an internal modem. This modem is used to originate and answer p hone calls and establish communicat ion with other modems to transmit data.
Appendices 71 AT D A - D Dial the DTMF digits A, B, C and D. AT D P Select pulse dialing; effects current and subsequent dialing. AT D T Select tone dialing; effects current and subsequent dialing. AT D ! Flash: go on-hook by time defined by S29. AT D W W ait for dial tone detection bef ore dialing a n umber .
72 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide AT Q 1 Disables result codes to the DTE. AT S r Establishes S-register “r” as the default register . AT S r = n Sets S-register “r ” to the value “n.” AT S r ? Reports the value of S-register “r .
Appendices 73 AT & D 1 Enters the escape mode when ON-to-OFF transition is detected on DTR. AT & D 2 Hangs up, assumes command st ate and disables auto answer upon detecting ON-to-OFF transition of DTR (default). AT & D 3 ON-to-OFF transition causes the modem to perfor m a soft reset.
74 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide A T+MS modulation selection This extended-format compound parameter contro ls the manner of op eration of the modulat ion capabilities in the modem.
Appendices 75 Set telephone extension option This command enables/disables “line- in-use” and “extension pickup” options. If the line is in use and the modem receives an ATDT command to dial out, the modem will not go off hook and will display the “LINE-IN-USE” result code.
76 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Basic modem result codes There are basic codes the modem will issue in re sponse to processing an AT command. Result codes may be displayed eith er in word (V1) or numeric (V0) format by usi ng the Vn command.
Appendices 77 Digit al line guard The modem has an optional Digital Li ne Guard Circ uit that automatically de tects an over current situation on the Tip and Ring pins. When the modem goes off hook, it will immediately check the current on the Tip and Ring pins.
78 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide • The remote device can also cause the modem to disconnect. If the remote modem disconnects your modem will automatical ly sense the loss of the carrier signal and return to the OFF line state.
Appendices 79 Using caller ID The modem can be used to display certain information about incoming telephone calls. The modem can inform you of the date, time, telephone nu mber and name associat ed with incoming calls. When the CID option is enabled, informati on will be displayed between the first and second incoming “RING.
80 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide Appendix F: Safety , Regulato ry and Compliance Information Safety, regulatory and compliance informatio n for the ACS 6000 console server is described in this appendix.
Appendices 81 Safety precautions for operati ng the ACS 6000 console server Please read all the following safety guidelines to protect yourself and y our Cyclades ACS 6000 advanced console server. W A RNING: Do not operate your Cyclades ACS 6000 advance d console server with the cover removed.
82 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide NOTE: T o comply with FCC standards, the ACS 6000 console server requires the use of a shielded CA T 5 ca ble for all port connections. Notice that th is cable is not supplied with either of the products and must be p rovided by the customer .
Appendices 83 message clearly contains in a margin at the top or bottom of each transmitted page or on the first page of the transmission, the date and tim e it is sent and an identification of the bu.
84 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide IMPORT ANTE: El ACS 6000 console server con alimentación de co rrient e directa (CD) solo debe ser instalado en áreas con restricción y de acuerdo a los artículos 1 10 - 18, 1 10-26, y 1 10-27 del National Electrical Code, ANSI/NFP A 701, Edición 1999.
Appendices 85 Appendix G: T echnical Support Our Technical Support staff is ready to assist you with any instal lation or operating issues you encounter with your Avocent product. If an issue should develo p, follow the steps below for the fastest possible service.
86 Cyclades ACS 6000 Advanced Consol e Server Installation/Ad ministration/User Guide.
FCC Warning Statement The Cyclades ACS advanced console server has been tested and found to comply with the limits for Class A digital devices, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
590- 7 67 -50 1 D C yclades ® ACS 6000 Installation/Administration/User Guide For T echnical Support : www.avocent.com/support.
An important point after buying a device Avocent ACS6004MDAC-001 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Avocent ACS6004MDAC-001 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 Avocent ACS6004MDAC-001 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Avocent ACS6004MDAC-001 you will learn all the available features of the product, as well as information on its operation. The information that you get Avocent ACS6004MDAC-001 will certainly help you make a decision on the purchase.
If you already are a holder of Avocent ACS6004MDAC-001, 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 Avocent ACS6004MDAC-001.
However, one of the most important roles played by the user manual is to help in solving problems with Avocent ACS6004MDAC-001. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Avocent ACS6004MDAC-001 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
