Page 3 - GigaX Series L2 Managed Switch User’s Guide; Federal Communications Commission Statement
GigaX Series L2 Managed Switch User’s Guide 3 Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference, and • This device must accept any interference receive...
Page 4 - GigaX Series L2 Managed Switch User Guide; ASUS contact information; ASUS COMPUTER GmbH (Germany and Austria); ASUS COMPUTER (Middle East and North Africa)
GigaX Series L2 Managed Switch User Guide 4 ASUS contact information ASUSTeK COMPUTER INC. (Asia-Pacific) Address: 150 Li-Te Road, Peitou, Taipei, Taiwan 112 General Tel: +886-2-2894-3447 General Fax: +886-2-2894-7798 Web Site: www.asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (Eng...
Page 5 - Table of Contents
GigaX Series L2 Managed Switch User Guide 5 Table of Contents 1.1 L2 managed features ..................................................... 11 1.2 Conventions used in this document ............................... 12 1.2.1 Notations......................................................... 12 1.2.2 Ty...
Page 8 - List of Figures
GigaX Series L2 Managed Switch User Guide 8 List of Figures Figure 1. GigaX L2 managed switch package contents ................ 13 Figure 2. Front panel ..................................................................... 14 Figure 3. Rear panel ........................................................
Page 10 - List of Tables
GigaX Series L2 Managed Switch User Guide 10 List of Tables Table 1. Front panel labels and LEDs .......................................... 15 Table 2. Rear panel labels ........................................................... 16 Table 3. Technical specifications ....................................
Page 11 - Introduction; L2 managed features
GigaX Series L2 Managed Switch User Guide 11 1 Introduction Congratulations on becoming the owner of the ASUS GigaX L2 managed switch! You may now manage your LAN (local area network) through a friendly and powerful user interface. This user guide tells you how to set up the GigaX L2 managed switch,...
Page 12 - Conventions used in this document; LAN; Note
GigaX Series L2 Managed Switch User Guide 12 • LEDs system, redundant power supply (RPS), and fan status 1.2 Conventions used in this document 1.2.1 Notations • Acronyms are defined the first time they appear in text and in the glossary. • For brevity, the GigaX switch is referred to as “the switch....
Page 13 - Getting to know the GigaX 2124X; contents; GigaX L2 managed switch package contents
GigaX Series L2 Managed Switch User Guide 13 2 Getting to know the GigaX 2124X 2.1 Package contents The GigaX 2124X switch package comes with the following items: • GigaX 2124X (24-port) L2 managed switch • AC Power cord • Null modem cable for console interface (DB9) • Rack installation kit (two bra...
Page 14 - Panel; Front panel
GigaX Series L2 Managed Switch User Guide 14 2.2 Front Panel The front panel includes LED indicators that show the system, RPS, fan, and port status. Figure 2. Front panel
Page 15 - Front panel labels and LEDs
GigaX Series L2 Managed Switch User Guide 15 Table 1. Front panel labels and LEDs Label Color Status Description On Unit is powered on Green Flashing Self-test, INIT, or downloading Amber On Abnormal temperature or voltage SYSTEM Off No power Green On The PSU is working properly and the switch has a...
Page 16 - Rear panel
GigaX Series L2 Managed Switch User Guide 16 2.3 Rear Panel The switch rear panel contains the ports for the data and power connections. Figure 3. Rear panel Table 2. Rear panel labels No. Label Description 1 Power Connector Connects to the supplied power cord 2 FAN1 – FAN2 Replaceable system fans 3...
Page 17 - specifications; Technical specifications
GigaX Series L2 Managed Switch User Guide 17 2.4 Technical specifications Table 3. Technical specifications Physical Dimensions 43.5mm(H) X 444 mm(W) X 265mm(D) Input Consumption Power 100-240V AC/2.5A 50-60Hz < 90 watts Input Output Redundant Power Supply (RPS) 100-240V AC/1.8A 50-60Hz 12V DC/12...
Page 18 - Quick start guide; Part 1 — Installing the hardware; Installing the switch on a flat surface
GigaX Series L2 Managed Switch User’s Guide 18 3 Quick start guide This section provides the basic instructions to set up the GigaX environment. Refer also to the GigaX Series Installation Guide. Part 1 shows you how to install the GigaX on a flat surface or on a rack. Part 2 provides instructions t...
Page 19 - Part 2 — Setting up the switch; Connect the console port; Connect the AC power cord to the POWER receptacle on the back of
GigaX Series L2 Managed Switch User Guide 19 3.2 Part 2 — Setting up the switch Connect the device to the power outlet, and your computer or network. See Figure 4. 3.2.1 Connect the console port For console management, use an RS232 (DB9) or a USB cable to connect the switch. If you want to use WEB i...
Page 20 - Overview of Hardware Connections
GigaX Series L2 Managed Switch User’s Guide 20 Figure 4. Overview of Hardware Connections Console Management Expansion hub/switch LAN computers RPS RS-232 USB Cat 5 Ethernet cables
Page 21 - LED Indicators; Command Line Interface: use console port to manage the switch.; Setting up through the console port; Use the supplied crossover RS-232 cable to connect to the console
GigaX Series L2 Managed Switch User Guide 21 Table 4. LED Indicators No. LED Description 1 System Solid green indicates that the device is turned on. If this light is off, check if the power adapter if attached to the switch and plugged into a power source. 2 Switch ports [1] to [24] Solid green ind...
Page 22 - Login and IP setup Screen
GigaX Series L2 Managed Switch User’s Guide 22 3. Make sure the settings of your terminal emulation software as follows: a) Choose the appropriate serial port number b) Set the data baud rate to 9600 c) Set the data format to no parity, 8 data bits and 1 stop bit d) No flow control e) Set VT1000 for...
Page 23 - Setting up through the Web interface; Administration”; Login Screen
GigaX Series L2 Managed Switch User Guide 23 3.3.2 Setting up through the Web interface To successfully connect your PC to the switch, your PC must a valid IP in your network. Contact your network administrator to obtain a valid IP for the switch. If you wish to change the default IP address of the ...
Page 24 - IP Setup
GigaX Series L2 Managed Switch User’s Guide 24 Default User Name: Admin Default Password: (no password) You can change the password at any time (see section 5.3.1 System Commands). 3. To setup a new IP address, click “ System ”, then “ IP Setup ” (see Figure 8). Fill in the IP address, network mask ...
Page 25 - Management with the Web Interface; Netscape is not supported.; Log into Web user interface; From a PC, open your web browser, type the following in the web
GigaX Series L2 Managed Switch User Guide 25 4 Management with the Web Interface The switch provides Web pages that allow switch management through the Internet. The program is designed to work best with Microsoft Internet Explorer® 5.5, or later versions. NOTE: Netscape is not supported. 4.1 Log in...
Page 26 - The home page appears each time you log into the program.
GigaX Series L2 Managed Switch User’s Guide 26 The home page appears each time you log into the program. ( See Figures 9 ). Figure 9. Home page
Page 27 - layout; This frame remains on the
GigaX Series L2 Managed Switch User Guide 27 4.2 Functional layout Typical web page consists of three separate frames. The top frame has a switch logo and front panel as shown in Figures 10 . This frame remains on the top of the browser window all the times and updates the LED status periodically. S...
Page 28 - Figure 11. Expanded Menu List
GigaX Series L2 Managed Switch User’s Guide 28 Figure 11. Expanded Menu List The right frame displays configuration pages or graphics for the statistics. See section 4.3 for details.
Page 29 - Menu navigation tips; Commonly used buttons and icons
GigaX Series L2 Managed Switch User Guide 29 4.2.1 Menu navigation tips • To expand a group of related menus, click on the corresponding group name. The sign will change to after expansion. • To contract a group of related menus: click on the corresponding group name. The sign will appear next to th...
Page 30 - Pages; Management; Figure 12. Management
GigaX Series L2 Managed Switch User’s Guide 30 4.3 System Pages System pages include management, IP setup, administration, reboot, and firmware update function. 4.3.1 Management The Management page contains the following information: Model Name: product name MAC Address: switch MAC address System Na...
Page 31 - Setup; Figure 13. IP Setup
GigaX Series L2 Managed Switch User Guide 31 4.3.2 IP Setup The switch supports dynamic IP and static IP assignment. The dynamic IP is get from a DHCP server within the same VLAN. The IP Setup page contains the following editable information: VLAN ID: Specify a VLAN ID to system management interface...
Page 32 - password protection
GigaX Series L2 Managed Switch User’s Guide 32 4.3.3 Administration The Administration page allows you enable or disable the authentication for web user by password protection . The default setting for web access does not require any authentication. To save any changes and make it effective immediat...
Page 33 - Upgrade; Firmware
GigaX Series L2 Managed Switch User Guide 33 4.3.4 Reboot The Reboot page contains a button. Clicking the button reboots the system. Rebooting the system stops the network traffic and terminates the Web interface connection. 4.3.5 Firmware Upgrade The Firmware page contains the following information...
Page 34 - Figure 15. Firmware Upgrade
GigaX Series L2 Managed Switch User’s Guide 34 Figure 15. Firmware Upgrade
Page 35 - Interface; Physical Interface; Save
GigaX Series L2 Managed Switch User Guide 35 4.4 Physical Interface The Physical Interface displays the Ethernet port status in real time. You can configure the port in following fields: Port: select the port to configure Admin: disable/enable the port Mode: set the speed and duplex mode Flow Contro...
Page 36 - Figure 16. Physical Interface
GigaX Series L2 Managed Switch User’s Guide 36 Figure 16. Physical Interface
Page 37 - Tree
GigaX Series L2 Managed Switch User Guide 37 4.5 Bridge The Bridge page group contains most layer 2 configurations, like link aggregation, STP etc.. 4.5.1 Spanning Tree The configuration page for Spanning Tree Protocol can disable and enable the feature in runtime. This page consists of three parts....
Page 38 - Click; Aggregation
GigaX Series L2 Managed Switch User’s Guide 38 Edge Port: All ports are set to be edge ports by default. Edge port becomes STP port when BPDU is received. Also, it takes very short time for an edge port to be in forwarding state. Point to Point: Auto/Yes/No. A full duplex link is considered as a poi...
Page 39 - Remove Trunk: Remove the selected trunk.
GigaX Series L2 Managed Switch User Guide 39 Port Selection Criterion: the algorithm to distribute packets among the ports of the link aggregation group according to source MAC address, destination MAC address, source and destination MAC address, source IP address, destination IP address, or source ...
Page 40 - Figure 18. Link aggregation
GigaX Series L2 Managed Switch User’s Guide 40 same VLAN setting. • All the ports in the link aggregation group are treated as a single logical link. That is, if any member changes an attribute, the others will change too. For example, a trunk group consists of port 1 and 2. If the VLAN of port 1 ch...
Page 42 - Multicast; Figure 20. Static Multicast
GigaX Series L2 Managed Switch User’s Guide 42 4.5.4 Static Multicast This page can add multicast addresses into the multicast table. The switch can hold up to 256 multicast entries. All the ports in the group will forward the specified multicast packets to other ports in the group. Show Group: sele...
Page 43 - Snooping; Figure 21. IGMP Snooping; Control; exceed the limit value. Click
GigaX Series L2 Managed Switch User Guide 43 4.5.5 IGMP Snooping IGMP snooping helps to reduce the multicast traffics on the network by allowing the IGMP snooping function to be turned on or off. When turned on, the switch snoops the IGMP packets and puts the new group into the multicast table. Howe...
Page 44 - Figure 22. Traffic Control; Addresses; to
GigaX Series L2 Managed Switch User’s Guide 44 Figure 22. Traffic Control 4.5.7 Dynamic Addresses This page displays the result of dynamic MAC address lookup by port, VLAN ID, or specified MAC address. The dynamic address is the MAC address learned by switch, it will age out from the address table i...
Page 45 - Figure 23. Dynamic Address
GigaX Series L2 Managed Switch User Guide 45 Figure 23. Dynamic Address
Page 46 - Figure 24. Static Address
GigaX Series L2 Managed Switch User’s Guide 46 4.5.8 Static Addresses You can add a MAC address into the switch address table. The MAC address added by this way will not age out from the address table. We call it static address. MAC Address: enter the MAC address VLAN ID: enter the VLAN ID that the ...
Page 47 - VLAN; “T” type: All packets transmitted from this port will be tagged.
GigaX Series L2 Managed Switch User Guide 47 4.5.9 Tagged VLAN You can set up to 255 VLAN groups and show VLAN group in this page. There is a default VLAN created by the switch. It cannot be modify at all. This feature prevents the switch from malfunctions. You can remove any existed VLAN except the...
Page 48 - Figure 25. Tagged VLAN
GigaX Series L2 Managed Switch User’s Guide 48 Figure 25. Tagged VLAN
Page 49 - Port: select the port to configure
GigaX Series L2 Managed Switch User Guide 49 4.5.10 Default Port VLAN and CoS Some VLAN tag related field settings for each port are included in this page. It includes: Port: select the port to configure PVID: port-based VLAN ID. Every untagged packet received from this port will be tagged with this...
Page 50 - queue 4 has the highest priority to transmit the packets. Click
GigaX Series L2 Managed Switch User’s Guide 50 4.5.11 CoS Queue Mapping The switch supports 4 egress queues for each port with a strict priority schedule. That is, each CoS value can map into one of the four queues. The queue 4 has the highest priority to transmit the packets. Click to save the conf...
Page 51 - This group offers the SNMP configuration including; Community Table, Host; and; Setting. To provide more secure management and; Table; to save the configuration permanently or
GigaX Series L2 Managed Switch User Guide 51 4.6 SNMP This group offers the SNMP configuration including Community Table, Host Table, and Trap Setting. To provide more secure management and access control, SNMPv3 is supported. 4.6.1 Community Table You can type different community names and specify ...
Page 52 - Community Table; page. Type an IP address and select the community name
GigaX Series L2 Managed Switch User’s Guide 52 4.6.2 Host Table This page links host IP address to the community name that is entered in Community Table page. Type an IP address and select the community name from the drop-down list. Click to save the configuration permanently or to refresh the page....
Page 53 - Setting; Group; Group Name: enter the security group name.
GigaX Series L2 Managed Switch User Guide 53 4.6.3 Trap Setting By setting trap destination IP addresses and community names, you can enable SNMP trap function to send trap packets in different versions(v1 or v2c). Click to save the configuration permanently or to refresh the page. Figure 30. Trap S...
Page 54 - Figure 31. VACM Group; View
GigaX Series L2 Managed Switch User’s Guide 54 Security Model: enter the Security Model Name that the Group belongs. Any is suitable for v1,v2,v3. USM is SNMPv3 related. Security level: enter the Security level Name that the Group belongs. Only NoAuth, AuthNopriv, AuthPriv can be chosen. Click on th...
Page 55 - Figure 32. VACM View
GigaX Series L2 Managed Switch User Guide 55 View Type: select the View Type that the View belongs. Included or Excluded when View Subtree matches the Oid in the SNMPv3 message. View Subtree: enter the View Subtree that the View belongs. The Subtree is the Oid to match the Oid in the SNMPv3 message....
Page 56 - User
GigaX Series L2 Managed Switch User’s Guide 56 4.6.6 USM User USM (User-based Security Model) User is used to configure the information of SNMPV3 USM User. Engine Id: enter the Engine Id that matches the ID in the Manager.. Name: enter Name combined with Engine ID that should match the Name and Engi...
Page 58 - Port Access Control; The second part is the port settings. Please click
GigaX Series L2 Managed Switch User’s Guide 58 4.7 Security The switch has the 802.1x port-based security feature. Only authorized hosts are allowed to access the switch port. Traffic is blocked for hosts failed to authenticate themselves. The authentication service is provided by a RADIUS server or...
Page 61 - Authentication Server IP: The IP address of the RADIUS server.
GigaX Series L2 Managed Switch User Guide 61 • Authentication Server IP: The IP address of the RADIUS server. • Authentication Server Port: The port number for the RADIUS server is listening to. • Authentication Server Key: The key is used for communications between GigaX and the RADIUS server. • Co...
Page 62 - Just select a port number and click
GigaX Series L2 Managed Switch User’s Guide 62 4.8 VCT VCT stands for "Virtual Cable Tester". The major function of VCT is to detect cable fault (open or short) and report the estimated fault location. Moreover, VCT can also detect PHY type (100M, 1000M or 10000M) as well as estimated cable ...
Page 63 - Chart; Comparison; Figure 38. Traffic comparison; Error Group
GigaX Series L2 Managed Switch User Guide 63 4.9 Statistics Chart The Statistics Chart pages provide network flow in different charts. You can specify the period time to refresh the chart. You can monitor the network traffic amount in different graphic chart by these pages. Most MIB-II counters are ...
Page 64 - Figure 39. Error group; Status; Figure 40. Historical Status
GigaX Series L2 Managed Switch User’s Guide 64 Figure 39. Error group 4.9.3 Historical Status You can display information for different ports and statistics items in this chart. Since this shows the history of the statistics information, the chart can keep the old data even it is refreshed. Figure 4...
Page 65 - Save Configuration; To save configuration permanently, you should click
GigaX Series L2 Managed Switch User Guide 65 4.10 Save Configuration To save configuration permanently, you should click . The setting also takes effective after a successful save. Sometimes you may want to reset the switch configuration, you can click on to reset the configuration file to factory d...
Page 66 - Console
GigaX Series L2 Managed Switch User’s Guide 66 5 Console Interface This chapter describes how to use console interface to configure the switch. The switch provides RS232 and USB connectors to connect your PC. Use a terminal emulator on your PC such as HyperTerminal and command line interpreter to co...
Page 67 - Power On Self Test; Figure 42. CLI interface
GigaX Series L2 Managed Switch User Guide 67 5.1 Power On Self Test POST is executing during the system booting time. It tests system memory, LED and hardware chips on the switchboard. It displays system information as the result of system test and initialization. You can ignore the information unti...
Page 68 - Boot ROM Command Mode; During the POST process, you can enter a “; Boot ROM Command; ” mode by
GigaX Series L2 Managed Switch User’s Guide 68 5.1.1 Boot ROM Command Mode During the POST process, you can enter a “ Boot ROM Command ” mode by pressing <ENTER> key as shown in Figure 43. Figure 43 shows dual images in the switch. One firmware is in Slot 0 and the other firmware is in Slot 1....
Page 69 - Boot ROM Commands; Type “?” in the boot mode to display the valid commands list.
GigaX Series L2 Managed Switch User Guide 69 5.1.2 Boot ROM Commands Type “?” in the boot mode to display the valid commands list. Table 7. Boot ROM commands Command Parameters Usage Notes a NONE or MAC address Configure MAC address c IP address Configure TFTP client IP address g NONE Load and execu...
Page 70 - Login and Logout; login; logout; Commands
GigaX Series L2 Managed Switch User’s Guide 70 5.2 Login and Logout By typing “ login ” to enter the CLI mode, you have to give a valid user name and password. As the first time login, you can enter “ admin ” as the user name and bypass the password. For security reason, please change the user name ...
Page 71 - sys contact; CLI command; Figure 44. SYS commands
GigaX Series L2 Managed Switch User Guide 71 If you put a name in the name description field, the switch system name will be changed into the new one. [System Contact] Displays the detail information of contact about the switch. This is an RFC-1213 defined MIB object in System Group, and provides co...
Page 73 - old user name, ‘admin’ by default; password; Physical Interface Commands
GigaX Series L2 Managed Switch User Guide 73 user name ( old user name, ‘admin’ by default ) : <new user name> password (old password, ‘asus’ by default): <new password> [Reboot] User can reboot the switch by issuing the reboot command. CLI command : sys reboot [Upload] No CLI command fo...
Page 77 - port number
GigaX Series L2 Managed Switch User Guide 77 [Mirror Mode] [ Enable/Disable ] [Monitor Port] [ port number ] Displays the mirroring settings of the switch. CLI command : l2 mirror create <monitor port no> <enable/disable> CLI command : l2 mirror ingress <port list> CLI command : l2...
Page 82 - Restores the previous saved settings from configuration file.; New community string:; new community string
GigaX Series L2 Managed Switch User’s Guide 82 [Cos] [Sched] Allows user to set scheduling with strict priority based or weight priority based. CLI command : l2 cos sched <mode (1: strict 2: weighted round robin)> <Q1 weight> <Q2 weight> <Q3 weight> <Q4 weight> [Reload]...
Page 83 - delete
GigaX Series L2 Managed Switch User Guide 83 Allows user to delete a community entry from community table. CLI command : snmp community delete Community entry (table index): <entry id to delete> This action will delete all hosts in community string with ' delete community '. Are you sure? (y/n...
Page 85 - table index
GigaX Series L2 Managed Switch User Guide 85 Trap table entry ( table index ): <entry id to delete> [Reload] Restores the previous saved settings from configuration file. CLI command : snmp trap retrieve [Group Name] [Read View Name] [Write View Name] [Notify View Name] [Security Model] [Secur...
Page 86 -
GigaX Series L2 Managed Switch User’s Guide 86 Gruop Name: (old group name string ) <new group name string> Security Model [0/1/2/3](any/v1/v2c/usm): (old security model ) <new security model> Security Level [1/2/3](noauth/authnopriv/authpriv): (old security level) <new security level...
Page 88 - snmp snmpv3 usmuser add
GigaX Series L2 Managed Switch User’s Guide 88 [Engine Id] [Name] [Auth Protocol] [Auth Password] [Priv Protocol] [Priv Password] USM(User-based Security Model) User is used to configure the information of SNMPV3 USM User. A USM User entry contains a engine Id, name, auth protocol, auth password, pr...
Page 89 - < new priv protocol oid
GigaX Series L2 Managed Switch User Guide 89 AuthPassword: ( old auth password string ) < new auth password string> Priv Protocol [oid]: ( old priv protocol oid string ) < new priv protocol oid string > Priv Password: ( old priv password string ) < new priv password string > Allows...
Page 90 - Security;
GigaX Series L2 Managed Switch User’s Guide 90 5.3.5 Security Commands [Reauthentication] Allows user to open or close periodic reauthentication. CLI command : security dot1x bridge reauth <enable / disable> [Reauthentication Time] Allows user to set up the reauthentication time. CLI command :...
Page 93 - security sshkey show
GigaX Series L2 Managed Switch User Guide 93 [Reload] Restores the previous saved settings from configuration file. CLI command : security radius retrieve [Generate SSH key] Allows user to generate SSH keys. SSH (Secure SHell) is a protocol for remotely logging into a machine via a shell. It is very...
Page 94 - shows the time since the system boot up.
GigaX Series L2 Managed Switch User’s Guide 94 5.4 Miscellaneous Commands sys uptime: shows the time since the system boot up. sys date: shows the current date and time sys settime: sets the current time net ping: ping remote host net route show: displays the entries in the routing table
Page 95 - dotted decimal notation; Structure of an IP address; Similarly, IP addresses contain two kinds of information.
GigaX Series L2 Managed Switch User Guide 95 6 IP Addresses, Network Masks, and Subnets 6.1 IP Addresses This section pertains only to IP addresses for IPv4 (version 4 of the Internet Protocol). IPv6 addresses are not covered. This section assumes basic knowledge of binary numbers, bits, and bytes. ...
Page 96 - IP address structure
GigaX Series L2 Managed Switch User’s Guide 96 Table 8. IP address structure Field1 Field2 Field3 Field4 Class A Network ID Host ID Class B Network ID Host ID Class C Network ID Host ID Following are examples of valid IP addresses: Class A: 10.30.6.125 (network = 10, host = 30.6.125) Class B: 129.88...
Page 97 - classes; Some important notes regarding IP addresses:
GigaX Series L2 Managed Switch User Guide 97 6.1.2 Network classes The three commonly used network classes are A, B, and C. (There is also a class D but it has a special use beyond the scope of this discussion.) These classes have different uses and characteristics. Class A networks are the Internet...
Page 98 - masks; Subnet masks
GigaX Series L2 Managed Switch User’s Guide 98 6.2 Subnet masks A mask looks like a regular IP address, but contains a pattern of bits that tells what parts of an IP address are the network ID and what parts are the host ID: bits set to 1 mean "this bit is part of the network ID" and bits se...
Page 100 - Troubleshooting; Diagnosing problems using IP utilities; Ping
GigaX Series L2 Managed Switch User’s Guide 100 7 Troubleshooting This section gives instructions for using several IP utilities to diagnose problems. A list of possible problems with suggestion actions is also provided. All the known bugs are listed in the release note. Read the release note before...
Page 101 - Figure 45. Using the ping utility
GigaX Series L2 Managed Switch User Guide 101 Figure 45. Using the ping utility If the target computer cannot be located, you will receive the message “Request timed out.” Using the ping command, you can test whether the path to the switch is working (using the pre-configured default LAN IP address ...
Page 102 - Clicks; exit; and press
GigaX Series L2 Managed Switch User’s Guide 102 7.1.2 nslookup You can use the nslookup command to determine the IP address associated with an Internet site name. You specify the common name, and the nslookup command looks up the name on your DNS server (usually located with your ISP). If that name ...
Page 103 - Replacing defective fans; Figure 47. Loosening the thumbscrew
GigaX Series L2 Managed Switch User Guide 103 7.2 Replacing defective fans Turn off the power of the switch when you remove the fan module on the rear side of the switch. When any one of the switch fans (located on the rear panel) becomes defective, you can easily replace it following these steps. 1...
Page 104 - Figure 49. Detaching the fan from the module; Fan specifications
GigaX Series L2 Managed Switch User’s Guide 104 3. Carefully pull the two power cables from the fan connectors. 4. Loosens the screws that secure the fan to the module. Remove the defective fan. Figure 49. Detaching the fan from the module 5. Fastens the new fan with the screws that you removed earl...
Page 105 - fixes; Troubleshooting
GigaX Series L2 Managed Switch User Guide 105 7.3 Simple fixes The following table lists some common problems that you may encounter when installing or using the switch, and the suggested actions to solve the problems. Table 9. Troubleshooting Problem Suggested Action LEDs SYSTEM LED does not light ...
Page 106 - Glossary
GigaX Series L2 Managed Switch User’s Guide 106 Problem Suggested Action Web Configuration Interface You forgot/lost your WEB Configuration Interface user ID or password. 1. If you have not changed the password from the default, try using “admin” as the user ID and bypassing password. 2. Login to co...
Page 109 - IGMP
GigaX Series L2 Managed Switch User Guide 109 IGMP Internet Group Management Protocol An Internet protocol that enables a computer to share information about its membership in multicast groups with adjacent routers. A multicast group of computers is one whose members have designated as interested in...
Page 114 - TFTP
GigaX Series L2 Managed Switch User’s Guide 114 Telnet/SSH An interactive, character-based program used to access a remote computer. While HTTP (the web protocol) and FTP only allow you to download files from a remote computer, Telnet / SSH allows you to log into and use a computer from a remote loc...
Page 116 - WWW
GigaX Series L2 Managed Switch User’s Guide 116 WWW World Wide Web Also called (the) Web. Collective term for all web sites anywhere in the world that can be accessed via the Internet