Asus GigaX 2124X User Manual
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Asus GigaX 2124X User Manual

Gigax series layer 2 managed switch
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  • Page 1 GigaX Series Layer 2 Managed Switch User Guide...
  • Page 2 (including damages for loss of profits, loss of business, loss of use or data, interruption of business and the like), even if ASUS has been advised of the possibility of such damages arising from any defect or error in this manual or product.

  • Page 3: Federal Communications Commission Statement

    GigaX Series L2 Managed Switch User’s Guide 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 received including interference that may cause undesired operation.

  • Page 4: Asus Contact Information

    Support Fax: +1-502-933-8713 General Support: +1-502-995-0883 Notebook Support: +1-510-739-3777 x5110 Support Email: tsd@asus.com ASUS COMPUTER GmbH (Germany and Austria) Address: Harkort Str. 25, D-40880 Ratingen, BRD, Germany General Fax: +49-2102-9599-31 General Email: sales@asuscom.de (for marketing requests only) Technical Support Support Hotlines:...

  • Page 5: Table Of Contents

    GigaX Series L2 Managed Switch User Guide Table of Contents L2 managed features ............. 11 Conventions used in this document ....... 12 1.2.1 Notations............12 1.2.2 Typography............. 12 1.2.3 Symbols ............12 Package contents............13 Front Panel..............14 Rear Panel ..............16 Technical specifications ..........
  • Page 6 GigaX Series L2 Managed Switch User Guide 4.3.5 Firmware Upgrade ..........32 Physical Interface ............34 Bridge ................36 4.5.1 Spanning Tree ..........36 4.5.2 Link Aggregation ..........37 4.5.3 Mirroring ............39 4.5.4 Static Multicast..........41 4.5.5 IGMP Snooping..........42 4.5.6 Traffic Control ..........42 4.5.7 Dynamic Addresses ........43 4.5.8 Static Addresses ..........45 4.5.9...
  • Page 7 GigaX Series L2 Managed Switch User Guide Power On Self Test ............66 5.1.1 Boot ROM Command Mode ......67 5.1.2 Boot ROM Commands........68 Login and Logout ............69 CLI Commands .............. 69 5.3.1 System Commands ........69 5.3.2 Physical Interface Commands......
  • Page 8 GigaX Series L2 Managed Switch User Guide List of Figures Figure 1. GigaX L2 managed switch package contents ....13 Figure 2. Front panel ..............14 Figure 3. Rear panel ..............16 Figure 4. Overview of Hardware Connections.......19 Figure 5. Login and IP setup Screen ..........21 Figure 6.
  • Page 9 GigaX Series L2 Managed Switch User Guide Figure 26. Default Port VLAN and CoS........... 48 Figure 27. Cos Queue Mapping ............49 Figure 28. Community Table ............50 Figure 29. Host Table..............51 Figure 30. Trap Setting..............52 Figure 31. VACM Group..............
  • Page 10 GigaX Series L2 Managed Switch User Guide List of Tables Table 1. Front panel labels and LEDs ..........15 Table 2. Technical specifications ..........16 Table 3. LED Indicators..............20 Table 4. Port color description............26 Table 5. Commonly used buttons and icons ........28 Table 6.

  • Page 11: L2 Managed Features

    GigaX Series L2 Managed Switch User Guide 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, and how to customize its configuration to get the most out of this product.

  • Page 12: Conventions Used In This Document

    GigaX Series L2 Managed Switch User Guide • LEDs system, redundant power supply (RPS), and fan status 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: Package Contents

    GigaX Series L2 Managed Switch User Guide Getting to know the GigaX 2124X 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) •...

  • Page 14: Front Panel

    GigaX Series L2 Managed Switch User Guide Front Panel The front panel includes LED indicators that show the system, RPS, fan, and port status. Figure 2. Front panel...

  • Page 15: Table 1. Front Panel Labels And Leds

    GigaX Series L2 Managed Switch User Guide Table 1. Front panel labels and LEDs Label Color Status Description SYSTEM Green Unit is powered on Flashing Self-test, INIT, or downloading Amber Abnormal temperature or voltage No power Green The PSU is working properly and the switch has a good redundant power supply Amber The PSU is abnormal and the switch is...

  • Page 16: Rear Panel

    GigaX Series L2 Managed Switch User Guide Rear Panel The switch rear panel contains the ports for the data and power connections. Figure 3. Rear panel Label Description Power Connector Connects to the supplied power cord Redundant Power Supply connector FAN1 –...

  • Page 17: Part 1 - Installing The Hardware

    GigaX Series L2 Managed Switch User Guide 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 to set up the hardware.

  • Page 18: Part 2 - Setting Up The Switch

    GigaX Series L2 Managed Switch User’s Guide 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.

  • Page 19: Figure 4. Overview Of Hardware Connections

    GigaX Series L2 Managed Switch User Guide Console Management RS-232 Cat 5 Ethernet cables Expansion hub/switch LAN computers Figure 4. Overview of Hardware Connections...

  • Page 20: Part 3 - Basic Switch Setting For Management

    GigaX Series L2 Managed Switch User’s Guide Table 3. LED Indicators Description 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. Switch ports Solid green indicates that the device can communicate with the LAN, or flashing when...

  • Page 21: Figure 5. Login And Ip Setup Screen

    Set the data format to no parity, 8 data bits and 1 stop bit No flow control Set VT1000 for emulation mode 4. After setting up the terminal, you can see the prompt “(ASUS)%” on the terminal. 5. Type “login” to access the command line interface. The default user name is “admin”.

  • Page 22: Setting Up Through The Web Interface

    GigaX Series L2 Managed Switch User’s Guide 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 switch, follow section 3.3.1 to change the IP address.

  • Page 23: Figure 7. Ip Setup

    GigaX Series L2 Managed Switch User Guide 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).

  • Page 24: Log Into Web User Interface

    GigaX Series L2 Managed Switch User’s Guide 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. Log into Web user interface 1.

  • Page 25: Figure 9. Home Page

    GigaX Series L2 Managed Switch User Guide Use the following defaults the first time you log into the program. You can change the password at any time through CLI interface (see section 5.3.1 Default User Name: admin Default Password: <no password>...

  • Page 26: Functional Layout

    GigaX Series L2 Managed Switch User’s Guide Functional layout Typical web page consists of three separate frames. The top frame has a switch logo and front panel as shown in Figures    This frame remains on the top of the browser window all the times and updates the LED status periodically.

  • Page 27: Figure 11. Expanded Menu List

    GigaX Series L2 Managed Switch User Guide Figure 11. Expanded Menu List The right frame displays configuration pages or graphics for the statistics. See section 4.3 for details.

  • Page 28: Menu Navigation Tips

    GigaX Series L2 Managed Switch User’s Guide 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.

  • Page 29: System

    GigaX Series L2 Managed Switch User Guide 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 Name: user assigned name to identify the system (editable) System Contact (editable) System Location (editable) To save any changes and make it effective immediately, click...

  • Page 30: Ip Setup

    GigaX Series L2 Managed Switch User’s Guide 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 31: Administration

    GigaX Series L2 Managed Switch User Guide 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 immediately, click .

  • Page 32: Reboot

    GigaX Series L2 Managed Switch User’s Guide 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: Hardware Version: shows the hardware revision number.

  • Page 33: Figure 15. Firmware Upgrade

    GigaX Series L2 Managed Switch User Guide Figure 15. Firmware Upgrade...

  • Page 34: Physical Interface

    GigaX Series L2 Managed Switch User’s Guide 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 Control: enable/disable 802.3x flow control mechanism Port Status Window: displays the following information for each port Link status: the link speed and duplex for an existing link,...

  • Page 35: Figure 16. Physical Interface

    GigaX Series L2 Managed Switch User Guide Figure 16. Physical Interface...

  • Page 36: Bridge

    GigaX Series L2 Managed Switch User’s Guide 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. The first part shows the root information.

  • Page 37: Link Aggregation

    GigaX Series L2 Managed Switch User Guide 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.
  • Page 38 GigaX Series L2 Managed Switch User’s Guide 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 and destination IP address. Name: the group name.

  • Page 39: Mirroring

    GigaX Series L2 Managed Switch User Guide 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.

  • Page 40: Figure 19. Mirroring Page

    GigaX Series L2 Managed Switch User’s Guide The monitor port can not belong to any link aggregation group. The monitor port can not operate as a normal switch port. It does not switch packets or do address learning. 4 ports are only supported for mirror egress port. Click to make the setting send to the switch (HTTP server).

  • Page 41: Static Multicast

    GigaX Series L2 Managed Switch User Guide 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: selects “Add a new Group”...

  • Page 42: Igmp Snooping

    GigaX Series L2 Managed Switch User’s Guide 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.

  • Page 43: Dynamic Addresses

    GigaX Series L2 Managed Switch User Guide 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 if the address is not learned again during the age time.

  • Page 44: Figure 23. Dynamic Address

    GigaX Series L2 Managed Switch User’s Guide Figure 23. Dynamic Address...

  • Page 45: Static Addresses

    GigaX Series L2 Managed Switch User Guide 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.

  • Page 46: Tagged Vlan

    GigaX Series L2 Managed Switch User’s Guide 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 removed at all. This feature prevents the switch from malfunctions.

  • Page 47: Figure 25. Tagged Vlan

    GigaX Series L2 Managed Switch User Guide Figure 25. Tagged VLAN...

  • Page 48: 4.5.10 Default Port Vlan And Cos

    GigaX Series L2 Managed Switch User’s Guide 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 VLAN group ID CoS (Class of Service) value: every untagged packet received from this port will be assigned to this CoS in the VLAN tagged.

  • Page 49: 4.5.11 Cos Queue Mapping

    GigaX Series L2 Managed Switch User Guide 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 save the configuration.

  • Page 50: Snmp

    GigaX Series L2 Managed Switch User’s Guide 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 whether the community has the privilege to make a setting (write access) by checking the box.

  • Page 51: Host Table

    GigaX Series L2 Managed Switch User Guide 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 52: Trap Setting

    GigaX Series L2 Managed Switch User’s Guide 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 refresh the page.

  • Page 53: Vacm View

    GigaX Series L2 Managed Switch User Guide 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 the when you create a new VACM group entry by the above information.

  • Page 54: Figure 32. Vacm View

    GigaX Series L2 Managed Switch User’s Guide 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 55: Usm User

    GigaX Series L2 Managed Switch User Guide 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 Engine ID in the Manager.

  • Page 56: Figure 33. Usm User

    GigaX Series L2 Managed Switch User’s Guide Figure 33. USM User...

  • Page 57: Security

    GigaX Series L2 Managed Switch User Guide 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 the local database in the switch.

  • Page 58: Dial-In User

    GigaX Series L2 Managed Switch User’s Guide • Multi-host: If enabled, all hosts connected to the selected port are allowed to use the port if one of the hosts passed the authentication. If disabled, only one host among other hosts passed the authentication is allowed to use the port.

  • Page 59: Radius

    GigaX Series L2 Managed Switch User Guide • User Name: New user name. • Password: Password for the new user. • Confirm Password: Enter the password again. • Dynamic VLAN: Specify the VLAN ID assigned to the 802.1x-authenticated clients. Please click to add the new user.

  • Page 60: Figure 36. Radius

    GigaX Series L2 Managed Switch User’s Guide • 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.

  • Page 61: Vct

    GigaX Series L2 Managed Switch User Guide 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 length of normal cable.

  • Page 62: Statistics Chart

    GigaX Series L2 Managed Switch User’s Guide 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 displayed in these charts.

  • Page 63: Historical Status

    GigaX Series L2 Managed Switch User Guide 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.

  • Page 64: Save Configuration

    GigaX Series L2 Managed Switch User’s Guide 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 default.

  • Page 65: Console Interface

    GigaX Series L2 Managed Switch User Guide 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 configure the switch.

  • Page 66: 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 until the prompt, “(ASUS) %”, appears (see Figure 42). Figure 42. CLI interface...

  • Page 67: Boot Rom Command Mode

    GigaX Series L2 Managed Switch User Guide 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. Enter the “?”...

  • Page 68: Boot Rom Commands

    GigaX Series L2 Managed Switch User’s Guide 5.1.2 Boot ROM Commands Type “?” in the boot mode to display the valid commands list. Table 6. Boot ROM commands Command Parameters Usage Notes NONE or MAC Configure MAC address address IP address Configure TFTP client IP address NONE...

  • Page 69: Login And Logout

    For security reason, please change the user name and password after login. Once you forget the use name and password, you may contact ASUS support team or erase the whole configuration file in the Boot ROM Command mode. If you take the second choice, the whole system configuration is lost at the same time.
  • Page 70 GigaX Series L2 Managed Switch User’s Guide 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 contact information on the managed node.

  • Page 71: Figure 44. Sys Commands

    GigaX Series L2 Managed Switch User Guide Figure 44. SYS commands [VLAN ID] Display the VLAN ID for the switch. It is necessary to be within the same VLAN for management . CLI command: net interface vlan sw0 <VLAN ID> [IP Address] Displays the static IP address for the switch.

  • Page 72: Physical Interface Commands

    CLI command : sys users modify <user name, ‘admin’ by default> 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.

  • Page 73: Bridge Commands

    GigaX Series L2 Managed Switch User Guide [Flow Control] [Enable/Disable] Displays the IEEE802.3x flow control setting of a port. Note that this flow control is operating only in full duplex mode. CLI command : l2 port flow <port number> <enable/disable> [Reload] Restores the previous port settings from the configuration file.
  • Page 74 GigaX Series L2 Managed Switch User’s Guide [Priority] [Path Cost] [Edge Port] [Point-to-point] Displays the current STP/RSTP ports parameters setting. CLI command : l2 stp port set Port Settings (all,…):[all] <select a port number, or just type ‘all’ to iteratively config> Port <port number>...
  • Page 75 GigaX Series L2 Managed Switch User Guide CLI command : l2 trunk rtag <1|2|3> Rtag values and corresponding meanings: 1: source XOR destination MAC(L2), 2: source XOR destination IP(L3) 3. source XOR destination Port(L4). [Create Trunk] Creates a new trunk group by giving trunk ID, rtag, name, LACP mode and port numbers.
  • Page 76 GigaX Series L2 Managed Switch User’s Guide CLI command : l2 port lacppri <priority> <port list / * for all ports>[ Reload] Restores the previous saved settings of trunk from configuration file. CLI command : l2 trunk retrieve [Mirror Mode] [Enable/Disable] [Monitor Port] [port number] Displays the mirroring settings of the switch.
  • Page 77 GigaX Series L2 Managed Switch User Guide untagged port list [format: 1 2 3 4-50/* for all ports]: <untagged port list> [Remove Multicast Group] Allows user to delete a static multicast group entry from multicast group table by given a MAC address and VLAN ID. CLI command : l2 mcast delete mac address [format: xx:xx:xx:xx:xx:xx]: <multicast mac address>...
  • Page 78 GigaX Series L2 Managed Switch User’s Guide [Limit] Displays the current rate limitation value of the switch. User can change this value by giving a new limit value. This value is applied to all of the traffic control mentioned above. CLI command : l2 rate limit <limit rate>...
  • Page 79 GigaX Series L2 Managed Switch User Guide [MAC Address] [VLAN ID] [Port Selection] [Discard] [none/source/destination/source & destination] User can add or modify a static ARL entry by specifying a MAC address, VLAN ID, port number, trunk ID, and discard criteria. CLI command : l2 arl static <mac>...
  • Page 80 GigaX Series L2 Managed Switch User’s Guide CLI command : l2 vlan create <vlan id> <vlan name> <port list> CLI command : l2 vlan add <vlan id> <port list> CLI command : l2 vlan remove <vlan id> <port list> CLI command : l2 vlan utportadd <vlan id> <untagged port list> [Remove VLAN] Allows user to completely destroy an existing VLAN.

  • Page 81: Snmp

    GigaX Series L2 Managed Switch User Guide [Reload] Restores the previous saved settings from configuration file. CLI command : l2 port retrieve [CoS] [Map] Allows user to map the CoS priority (with range of 0-7) for a buffer queue (total of 4, with queue ID of 1-4).
  • Page 82 GigaX Series L2 Managed Switch User’s Guide CLI command : snmp community set Community entry (table index): <entry id to config> Community string (old community string): <new community string> This action will modify all hosts with community string from 'old community' to 'new community'.
  • Page 83 GigaX Series L2 Managed Switch User Guide User can modify a host entry in the table by reassigning its allowed IP address, network mask and community string. CLI command : snmp host set Host table entry (table index): <entry id to config> Host IP/Subnet (old IP address): <new IP address>...
  • Page 84 GigaX Series L2 Managed Switch User’s Guide CLI command : snmp trap set Trap table entry (table index): <entry id to config> SNMP version? (1/2c):[old snmp version] <new snmp version> Destination IP (old IP address): <new IP address> Community (old community string): <new community string> Allows user to delete a trap entry from trap table.
  • Page 85 GigaX Series L2 Managed Switch User Guide Security Level [1/2/3](noauth/authnopriv/authpriv): <security level> Context Match [0/1](inexact/exact): <context match> Read View Name: <read view name string> Write View Name: <write view name string> Notify View Name: <notify view name string> User can modify a VACM entry in the Group by reassigning its allowed group name, read view name, write view name, notify view name, security model, security level and context match.
  • Page 86 GigaX Series L2 Managed Switch User’s Guide CLI command : snmp snmpv3 access retrieve [View Name] [View Type] [View Subtree] [View Mask] VACM (View-based Access Control Model) View is used to view the information of SNMPV3 VACM Group. A VACM View entry contains a view name, view type, view subtree and view mask.
  • Page 87 GigaX Series L2 Managed Switch User Guide [Reload] Restores the previous saved settings from configuration file. CLI command : snmp snmpv3 view retrieve [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.
  • Page 88 GigaX Series L2 Managed Switch User’s Guide Name: (old user name string ) < new user name string > AuthProtocol [oid]: (old auth protocol oid string) < new auth protocol oid string > AuthPassword: (old auth password string) < new auth password string> Priv Protocol [oid]: (old priv protocol oid string) <...

  • Page 89: Security Commands

    GigaX Series L2 Managed Switch User Guide 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 : security dot1x bridge reauthtime <reauthentication time (1-4294967295 sec)>...
  • Page 90 GigaX Series L2 Managed Switch User’s Guide [Multi-host] Allows user to enable or disable Multi-host on some specific ports. CLI command : security dot1x port multihost <enable/disable><port list/*> [Authentication Control] Allows user to set up the authentication control of some specific ports. CLI command : security dot1x port authctrl <type (1: force_authorized 2:force_unauthorized 3: auto)><port list/*>...
  • Page 91 GigaX Series L2 Managed Switch User Guide Dynamic VLAN: <dynamic VLAN> CLI command : security dialinuser remove <user name/*> Allows user to delete a user entry from the local database. CLI command : security dialinuser modify <user name/*> Allows user to modify a user entry from the local database. It contains a user name, password and dynamic VLAN.
  • Page 92 GigaX Series L2 Managed Switch User’s Guide [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 similar in functionality to telnet, however unlike telnet, all data between the client and server is encrypted.

  • Page 93: Miscellaneous Commands

    GigaX Series L2 Managed Switch User Guide 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 94: Ip Addresses

    GigaX Series L2 Managed Switch User’s Guide IP Addresses, Network Masks, and Subnets 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 95: Table 7. Ip Address Structure

    GigaX Series L2 Managed Switch User Guide Table 7. 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: 129.88.16.49 (network = 129.88, host = 16.49) Class C: 192.60.201.11 (network = 192.60.201, host = 11)

  • Page 96: Network Classes

    GigaX Series L2 Managed Switch User’s Guide 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.

  • Page 97: Subnet Masks

    GigaX Series L2 Managed Switch User Guide 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"...
  • Page 98 GigaX Series L2 Managed Switch User’s Guide The two extra bits in Field 4 can have four values (00, 01, 10, 11), so there are four subnets. Each subnet uses the remaining six bits in field4 for its host IDs, ranging from 0 to 63.

  • Page 99: Diagnosing Problems Using Ip Utilities

    GigaX Series L2 Managed Switch User Guide 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 you set up the switch.

  • Page 100: Figure 45. Using The Ping Utility

    GigaX Series L2 Managed Switch User’s Guide 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 192.168.1.1) or another address you assigned.

  • Page 101: Nslookup

    GigaX Series L2 Managed Switch User Guide 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).

  • Page 102: Replacing Defective Fans

    GigaX Series L2 Managed Switch User’s Guide 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.

  • Page 103: Figure 49. Detaching The Fan From The Module

    GigaX Series L2 Managed Switch User Guide 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.

  • Page 104: Simple Fixes

    GigaX Series L2 Managed Switch User’s Guide 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 8. Troubleshooting Problem Suggested Action LEDs SYSTEM LED does Verify if the power cord is securely connected to the switch and a...
  • Page 105 GigaX Series L2 Managed Switch User Guide Problem Suggested Action Web Configuration Interface You forgot/lost your 1. If you have not changed the password from the default, try using WEB Configuration “admin” as the user ID and bypassing password. Interface user ID or 2.
  • Page 106 GigaX Series L2 Managed Switch User’s Guide 1000BASE-T A designation for the type of wiring used by Ethernet networks with a data rate of 1000 Mbps. binary The "base two" system of numbers, that uses only two digits, 0 and 1, to represent all numbers. In binary, the number 1 is written as 1, 2 as 10, 3 as 11, 4 as 100, etc.
  • Page 107 GigaX Series L2 Managed Switch User Guide filtering rule A rule that specifies what kinds of data the a routing device will accept and/or reject. Filtering rules are defined to operate on an interface (or multiple interfaces) and in a particular direction (upstream, downstream, or both).
  • Page 108 GigaX Series L2 Managed Switch User’s Guide mask See network mask. Multicast To send data to a group of network devices. Mbps Abbreviation for Megabits per second, or one million bits per second. Network data rates are often expressed in Mbps. Monitor Also called “Roving Analysis”, allow you to attach a network analyzer to one port and use it to monitor the traffics of other...
  • Page 109 GigaX Series L2 Managed Switch User Guide ping Packet Internet (or Inter-Network) Groper A program used to verify whether the host associated with an IP address is online. It can also be used to reveal the IP address for a given domain name. port A physical access point to a device such as a computer or router, through which data flows into and out of the device.
  • Page 110 GigaX Series L2 Managed Switch User’s Guide SNMP Simple Network Management Protocol The TCP/IP protocol used for network management. Spanning Tree Protocol The bridge protocol to avoid packet looping in a complicate network. subnet A subnet is a portion of a network. The subnet is distinguished from the larger network by a subnet mask which selects some of the computers of the network and excludes all others.
  • Page 111 GigaX Series L2 Managed Switch User Guide 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 location.
  • Page 112 GigaX Series L2 Managed Switch User’s Guide upstream The direction of data transmission from the user to the Internet. VLAN Virtual Local Area Network Wide Area Network Any network spread over a large geographical area, such as a country or continent. With respect to the SL-1000, WAN refers to the Internet.

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