LevelOne GSW-2491TXM - Manuals

4 Stacking It can be stack and management by a single IP address. The master switch can manage slave switch through any port and the stack group can be up to 8 switches. 802.1x Support IEEE802.1x User-Authentication and can report to RADIUS server. ¾ Reject ¾ Accept ¾ Authorize ¾ Disable DHCP Suppor...

5 Compare the contents of your LevelOne GSW-2491TXM package with the standard checklist above. IF any item is missing or damaged, please contact your local dealer for service. Ethernet Switching Technology Ethernet Switching Technology dramatically boosted the total bandwidth of a network, eliminate...

6 2. Hardware Description This Section mainly describes the hardware of the LevelOne GSW-2491TXM, and gives a physical and functional overview of this Module Switch. Physical Dimension The LevelOne GSW-2491TXM’s physical dimension is 440mmx 161mm x 44.5mm (W x D x H) . Front Panel The Front Panel of...

7 Module (Optional): There are 2 X 1000T(MDU-0140), 2 X mini GBIC(MDU-0142) modules available for the LevelOne GSW-2491TXM. LED Indicators The LED Indicators gives real-time information of systematic operation status. The following table provides descriptions of LED status and their meaning. Figure ...

8 LevelOne GSW-2491TXM as shown in Figure 2-3. The Switch will work with AC in the range 100-240V AC, 50-60Hz. Figure 2-3. The Rear Panel of the LevelOne GSW-2491TXM Desktop Installation Set the Switch on a sufficiently large flat space with a power outlet nearby. The surface where you put your Swit...

9 Rack-mounted Installation The LevelOne GSW-2491TXM come with a rack-mounted kid and can be mounted in an EIA standard size, 19-inch Rack. The Switch can be placed in a wiring closet with other equipment. Perform the following steps to rack mount the switch: A. Position one bracket to align with th...

10 Figure 2-5. Mount the switch in an EIA standard 19-inch Rack Note: For proper ventilation, allow about at least 4 inches (10 cm) of clearance on the front and 3.4 inches (8 cm) on the back of the Switch. This is especially important for enclosed rack installation. Power On Connect the power cord ...

11 3. Network Application This section provides you a few samples of network topology in which the Switch is used. In general, the LevelOne GSW-2491TXM is designed as a segment switch. That is, with its large address table (8000 MAC address) and high performance, it is ideal for interconnecting netw...

12 Figure 3-1. Small Workgroup Application Segment Bridge For enterprise networks where large data broadcasts are constantly processed, this switch is an ideal solution for department users to connect to the corporate backbone. In the illustration below, two Ethernet switches with PCs, print server,...

13 Stacking Workgroup With stackable technology can unites up to eight individual stackable switches into a single logical unit, using cables and with stacking software supported. The stack behaves as a single switching unit that is managed by a master switch elected from one of the member switches....

14 The stackable switch (Master) The stackable switch (Slave 01) The stackable switch (Slave 02) Cable connection (Cat. 5 cable) Cable connection (Cat. 5 cable) The stackable switch (Slave 08) Can units up to 8 stackable switches Figure 3-3. A stacking workgroup application Connecting to the Switch ...

15 4. Console Management Login in the Console Interface When the connection between Switch and PC is ready, turn on the PC and run a terminal emulation program or Hyper Terminal and configure its communication parameters to match the following default characteristics of the console port: Baud Rate: ...

16 Console login screen Main Menu Console – Menu Line 1. Provide a menu line interface to manage and monitor the switch. User can use windows Hyper Terminal program through the console port to connect the switch for configuration. 2. The default user name and password is “ root ”. Main Menu There ar...

17 Main menu line interface Control Key description: The control keys provided in all menus: Tab: Move the vernier to next item. Backspace: Move the vernier to previous item. Enter: Select item. Space: Toggle selected item to next configure or change the value. Esc: to exit the current action mode.

18 Status and Counters In Status and Counters, you can view Port status, counters, and configure system parameter. You can press the “ Tab ” or “ Backspace ” to choose item, and press “ Enter ” key to select item. Status and Counters main configuration interface Port Status It displays status of por...

19 „ Security: display the port security status. Port status display interface Port Counters It displays the current port counter information. Select the <Refresh> action to get newest port counter information. Port counter information interface

20 System Information It displays the system parameter. 1. System Name: the name of device. 2. System Location: where the device is located. 3. System Description: the name of device type. 4. Firmware Version: the switch’s firmware version. 5. Hardware Version: the switch’s Hardware version. 6. Kern...

21 Switch Static Configuration In Switch Static Configuration, it has 8 main functions – Administration, Port, Trunk, Port Mirroring, VLAN, Priority, MAC Address, and Misc Configuration. Under each function, there are more sub-functions. We will describe in following paragraph. Switch Configuration ...

22 Device Information You can configure the device information. 1. Select <Edit> action to configure. 2. Name: assign the name for the switch. 3. Description: a short description for the switch. 4. Location: the switch location, ex: Taipei. 5. Contact: the contact person or information. 6. Sel...

23 IP Configuration interface User Name Configuration You can change the console and web management login user name. 1. Select the <Edit> 2. Enter the new user name 3. Select the <Save> User Name Configuration interface

24 Password Configuration You can change the console and web management login password. 1. Select the <Edit> 2. Old Password: enter the old password. 3. New Password: enter the new password. 4. Enter Again: reenter the new password for confirmation. 5. Select the <Save> Password Configur...

25 7. BP: enable or disable Back Pressure function (Backpressure for half duplex mode). 8. Bandwidth In/ Out: per port packet transmission rate control. Per level is 100Kbps. It supports individual control method of TX and RX. 9. Priority: set port to high or low priority. 10. Security: enable or di...

26 Trunk Configuration interface Port Mirroring Configuration The port mirroring is a method for monitor traffic of switched networks. The specific port can monitor traffic through the mirror ports. The monitored ports in or out traffic will be duplicated into monitoring port. 1. Select the <Edit...

27 Port Mirroring interface 3. Analysis port: Set the destination port of mirroring packet. All of the packets of mirroring port will be duplicated and sent to Analysis port. 4. Use “ Space ” key to mark the mirroring port can. 5. Select the <Save> . Port Mirroring interface

28 VLAN Configuration You can configure VLAN in VLAN Configuration. There are four functions in VLAN Configuration mode: VLAN Configuration, Create a VLAN Group, Edit/Delete VLAN Group and Group Sorted Node. Follow the below description to configure VLAN. VLAN Configuration Main interface VLAN Confi...

29 Drop untagged frame. Press “ Space ” key to select drop or forward the untagged frame. 3. Select <Save> to save the configuration. VLAN Configure interface Create VLAN Group „ Create Port-Based VLAN 1. Select <Edit>. 2. VLAN Name: Type a name for the new VLAN, ex: VLAN01. 3. Group ID:...

30 Create VLAN Group: PortBase interface „ Create 802.1Q VLAN 1. Enable security VLAN setting: select to enable or disable security VLAN group. When you select to enable security VLAN group, only the members in this VLAN group can access to the switch. The steps of setting security VLAN refer to the...

31 Create VLAN Group: 802.1Q interface Edit / Delete VLAN Group User can edit or delete a VLAN group. 1. Select <Edit> or <Delete> action. 2. Select the VLAN group that you want to edit or delete, then press enter. 3. In <Edit> action, user can modify the member port and remove som...

32 Edit/Delete a VLAN Group interface Group Sorted Mode You can select VLAN groups sorted mode: (1) Name (2) VLAN ID . In the Edit/Delete a VLAN group page will display the result. 1. Select <Edit> 2. Use “ Space ” key to select the sort mode. 3. Select <Save> Group Sorted Mode interface

33 Priority Configuration You can configure port priority level. There are 0~7-priority level can map to high or low queue. 1. Select <Edit> . 2. Press “ Space ” key to select the priority level mapping to high or low queue. 3. Qos Mode: select the mode to process incoming packets. „ First Com...

34 Priority Configuration interface MAC Address Configuration When you add a static MAC address, it remains in the switch's address table, regardless of whether the device is physically connected to the switch. This saves the switch from having to re-learn a device's MAC address when the disconnecte...

37 Add Filtering MAC Address interface „ Edit Filtering MAC address 1. Select <Edit> key to modify a static Filtering address. 2. Choose the MAC address that you want to modify and then press “ Enter ”. 3. Select <Edit> key to modify. 4. Press “ ESC ” to go back action menu line 5. Selec...

38 number of seconds that an inactive MAC address remains in the switch’s address table. The valid range is 0, 300~765 seconds. Default is 300 seconds. „ Broadcast Storm Filter mode: configure the broadcast storm filter mode. The valid threshold values are 5%, 10%, 15%, 20%, 25%, and N/A. The port w...

40 Protocol Related Configuration You can configure Spanning Tree Protocol, SNMP, LACP, IGMP/GVRP, and 802.1x in Protocol Relate Configuration section. Protocol Relate Configuration interface STP Spanning tree is a link management protocol that provides path redundancy while preventing undesirable l...

41 STP Setup You must enable Spanning Tree function before configure STP function. 1. Select <Edit> 2. Use “ Space ” key to select the option. 3. Select <Save> . STP Setup interface System Configuration You can configure the STP system parameter after enable the STP function. You can vie...

42 STP System Configuration interface Per Port Setting 1. Select <Edit> . 2. Path Cost: specifies the path cost of the port that switch uses to determine which port are the forwarding ports. 3. Priority: This is mean port priority; you can make it more or less likely to become the root port. 4...

43 Per Port Setting interface SNMP To define management stations as trap managers and to enter SNMP community strings. You can also define a name, location, and contact person for the switch. SNMP Configuration interface

44 SNMP System Options 1. Press <Edit> . 2. System Name: assign a name for the switch. 3. System Contact: Type the name of contact person or organization. 4. System Location: Type the location of the switch. 5. Press “ ESC ” goes back action menu line. 6. Press <Save> to save configure v...

45 Add Community Strings interface „ Edit Community Name 1. Select <Edit> 2. Choose the item that you want to modify and then press “ Enter ” . 3. Community Name: type the new name. 4. Write Access: Press “ Space ” key to change the right. 5. Select <Save> . Edit Community Strings interf...

46 1. Select <Delete> . 2. Choose the community name that you want to delete and then press “ Enter ”. 3. When pressing “ Enter ” will complete deletion. Trap Managers A trap manager is a management station that receives traps, the system alerts generated by the switch. If no trap manager is d...

47 Add Trap Manager interface „ Delete Trap Manager 1. Select <Delete> 2. Choose the trap manager that you want to delete and then press “ Enter ”. 3. When pressing “ Enter ” will complete deletion. LACP The Link Aggregation Control Protocol (LACP) provides a standardized means for exchanging ...

48 LACP Configuration interface Working Ports Setting 1. Select <Edit> 2. Group: Display the trunk group ID. 3. LACP: Press “ Space ” key to enable or disable LACP (Link Aggregation Control Protocol) support. When LACP enable, the group is LACP static trunk group. When LACP disable, the group ...

49 LACP Working Ports configuration interface LACP State Activity 1. Select <Edit> 2. Use “ Space ” key to select the Port State Activity. „ Active: The port automatically sends LACP protocol packets. „ Passive: The port does not automatically send LACP protocol packets, and responds only if i...

50 Group Status When you setting trunk group, you can see the relation information in here. LACP Group State interface IGMP/GVRP You can enable or disable the IGMP/GVRP (GARP VLAN Registration Protocol). 1. Select <Edit> 2. Use “ Space ” key to change the value 3. Select <Save>

53 802.1x System Configuration interface Per Port Configuration The State provides Disable, Accept, Reject and Authorize. Use “ Space ” key change the state value. 802.1x Per Port Setting interface

55 System Reset Configuration System Reset Configuration interface Factory Default Reset switch to default configuration. Press “ Y ”, switch will load default setting. After finished load default setting, switch will reboot automatically. Factory Default interface

56 System Reboot Reboot the switch in software reset. TFTP Configuration It provides user to update firmware or restore EEPROM value or upload current EEPROM value. TFTP Update Firmware interface Update Firmware It provides user uses TFTP to update firmware. 1. Start the TFTP server, and copy firmwa...

57 Update Firmware interface TFTP Restore Configuration You can restore EEPROM value, which saved in TFTP server, from TFTP server. 1. Start the TFTP server. 2. Select <Edit> . 3. TFTP Server IP: type the IP of TFTP server. 4. Restore File Name: type the image file name. 5. Press “ ESC ” back ...

58 TFTP Restore Configuration interface TFTP Backup Configuration You can save current EEPROM value to TFTP server as backup. The backup file can be restore from TFTP server when you need. 1. Start the TFTP server. 2. Select <Edit> . 3. TFTP Server IP: type the IP of TFTP server. 4. Backup Fil...

59 TFTP Backup Configuration interface X-modem Upgrade Before using X-modem upgrade, disconnect terminal and modify baud rate to 57600bps, then connect again. 1. Press “ X ” key to start upgrading from X-modem. 2. You will see the following screen displays. 3. Select “ send file " under Transfer...

61 5. Web-Based Management This section introduces the configuration and functions of the Web-Based management. About Web-based Management Inside the CPU board of the switch exists an embedded HTML web site residing in flash memory. It offers advanced management features and allow users to manage th...

62 Online Help You can click Help button when you have any configuration question during the configuring. System Login 1. Launch the Internet Explorer. 2. Type http:// and the IP address of the LevelOne GSW-2491TXM. Press “ Enter ”. 3. The login screen appears. 4. Key in the user name and password. ...

63 Port status In Port status, you can view every port status that depended on user setting and the negotiation result. 1. Link: “Down” is “No Link”. “UP” is “Link”. 2. State: display port statuses “disable” or “enable”. “Unlink” will be treated as “off ”. 3. Auto Negotiation: display the auto negot...

64 View the Port Information You can direct click the port on the Switch figure on the top of web page. Then, you will see the port information. Port information interface Port Statistics The following information provides a view of the current port statistic information. Click Clear button to clean...

65 Port Statistics Administrator In Administrator function, it provides the following functions: IP Configuration, Switch Settings, Console Port Information, Port Controls, Trunking, Forwarding and Filtering, VLAN Configuration, Spanning Tree, Port Mirroring, SNMP Management, Security Manager, and 8...

66 Administrator interface IP Address User can configure the IP Settings and DHCP client function, than clicks Apply button. After reset the IP address, you must reboot the switch. IP configuration interface Switch Setting In Switch setting, it has three parts of setting – Basic, Advance, and Misc C...

67 Basic Switch Settings In Basic Switch Setting, it displays the switch basic information. „ System Name: the name of switch. „ System Location: the switch physical location. „ System Description: the description of switch. „ Firmware Version: the switch’s firmware version. „ Kernel Version: the ke...

68 Default is 300 seconds. — Max Bridge Transmit Delay Bound Control: limit the packets queuing time in switch. If enable, the packets queued exceed will be drop. This valid value are 1sec, 2 sec, 4 sec and off. — Enable Low Queue Delay Bound: limit the low priority packets queuing time in switch. I...

69 „ Priority Queue Service settings: select the priority queue service type. — First Come First Service: the sequence of packets sent is depend on arrive order. — All High before Low: the high priority packets sent before low priority packets. — Weighted Round Ratio: select the preference given to ...

70 Switch Misc Config setting interface „ IGMP Theory of Operation The following three topologies detail how IGMP Query works and to be configured within a network: 1. Auto mode needs to be enabled when the router’s IP address is smaller than other switches in the subnet.

72 Console Port Information Console is a standard UART interface to communicate with Serial Port. User can use windows HyperTerminal program to link the switch. Please refer to Console Management Æ Console login for detail steps. Console port information shows as follow: Bits per seconds: 9600 Data ...

73 100K. 0: disable rate control. 1 ~ 1000: valid rate value. „ Out: fill in the port effective egress rate. The valid range is 0~1000. The unit is 100K. 0: disable rate control. 1 ~ 1000: valid rate value. 9. Priority: this static priority based on port, if you set the port is high priority, income...

74 connection. This feature can expand bandwidth to a device on the network. LACP operation requires full-duplex mode, more detail information refers to IEEE 802.3ad. Aggregator setting 1. System Priority: a value used to identify the active LACP. The switch with the lowest value has the highest pri...

75 Trunking—Aggregator Setting interface Aggregator Information When you had setup the LACP aggregator, you will see relation information in here. Trunking – Aggregator Information interface Aggregator Information State Activity When you had setup the LACP aggregator, you can configure port state ac...

76 can mark or un-mark the port. When you mark the port and click Apply button the port state activity will change to Active . Opposite is Passive . 1. Active: The port automatically sends LACP protocol packets. 2. Passive: The port does not automatically send LACP protocol packets, and responds onl...

77 Forwarding and Filtering IGMP Snooping The switch support IP multicast, you can enable IGMP protocol on web management’s switch setting advanced page, then display the IGMP snooping information in this page, you can view difference multicast group VID and member port in here, IP multicast address...

78 IGMP Snooping interface Static MAC Address When you add a static MAC address, it remains in the switch's address table, regardless of whether the device is physically connected to the switch. This saves the switch from having to re-learn a device's MAC address when the disconnected or powered-off...

79 Static MAC Address interface MAC filtering MAC address filtering allows the switch to drop unwanted traffic. Traffic is filtered based on the destination addresses. 1. In MAC Address box, enter the MAC address that wants to filter. 2. VLAN ID: If tag-based (802.1Q) VLAN are set up on the switch, ...

80 MAC Filtering interface VLAN configuration A Virtual LAN (VLAN) is a logical network grouping that limits the broadcast domain. It allows you to isolate network traffic so only members of the VLAN receive traffic from the same VLAN members. Basically, creating a VLAN from a switch is logically eq...

82 VLAN – PortBase interface 1. Click Add to create a new VLAN group. 2. Enter the VLAN name, group ID and select the members of VLAN group. 3. Click Apply . VLAN—PortBase Add interface

83 4. You will see the VLAN displays. 5. If the groups’ list is over one page, you can click Next Page to view other VLAN groups. 6. Use Delete button to delete unwanted VLAN. 7. Use Edit button to modify existing VLAN group. 802.1Q VLAN Tagged-based VLAN is an IEEE 802.1Q specification standard. Th...

84 „ Basic 1. Click Add button. 2. Enable GVRP Protocol: check the check box to enable GVRP protocol. 3. Group Name: assign a name for the new VLAN. 4. VLAN ID: fill in a VLAN ID (between 2-4094). The default is 1. 5. Protocol VLAN: choose the protocol type. Default is NONE. 6. From the Available po...

85 8. To set the outgoing frames are VLAN-Tagged frames or untagged. Then click Apply . „ Tag: outgoing frames with VLAN-Tagged. „ Untag: outgoing frames without VLAN-Tagged. „ Port VID: Configure port VID settings 1. Port VLAN ID: enter the port VLAN ID. 2. Ingress Filtering: Ingress filtering lets...

86 802.1q VLAN – Port VLAN ID interface Spanning Tree The Spanning-Tree Protocol (STP) is a standardized method (IEEE 802.1d) for avoiding loops in switched networks. When STP enabled, to ensure that only one path at a time is active between any two nodes on the network. We are recommended that you ...

88 3. Assign the port priority value. The value range is from 0 to 255. The lowest value has higher priority. 4. Click Apply button. SPT – Per Port Configuration interface Port Mirroring The Port mirroring is a method for monitor traffic in switched networks. Traffic through ports can be monitored b...

90 SNMP Management The SNMP is a Protocol that governs the transfer of information between management and agent. The switch supports SNMP V1. You can define management stations as trap managers and to enter SNMP community strings. You also can define a name, location, and contact person for the swit...

91 „ Community strings Serve as a password between trap manager and switch. 1. String: fill the name of string. 2. RO: Read only. Enables requests accompanied by this string to display MIB-object information. 3. RW: Read write. Enables requests accompanied by this string to display MIB-object inform...

92 802.1X When enabling the IEEE 802.1X function, you can configure the parameters of this function. System Configuration 1. Radius Server IP: set the Radius Server IP address. 2. Server Port: set the UDP destination port for authentication requests to the specified Radius Server. 3. Accounting Port...

93 „ Accept: the specified port is required to be held in the Authorized state. „ Authorized: the specified port is set to the Authorized or Unauthorized state in accordance with the outcome of an authentication exchange between the Supplicant and the authentication server. „ Disable: The specified ...

94 authentication session. 3. Supplicant timeout: Set the period of time the switch waits for a supplicant response to an EAP request. 4. Server timeout: Set the period of time the switch waits for a server response to an authentication request. 5. Max requests: Set the number of authentication that...

95 TFTP Update Firmware interface Configuration Backup In Configuration Backup, you can restore the backup configuration into the switch. Also, you can backup the configuration to TFTP server. TFTP Restore Configuration You can restore EEPROM value from TFTP server, but you must put back image in TF...

97 System Reboot Reboot the Switch in software reset. Click Apply button to reboot the switch. System Reboot interface Panel List Display the switch panel GUI. When the switch is in stacking status, it display the slaves panel GUI. When the switch is stand-alone status, it display itself panel GUI. ...

99 IP Stacking master switch configure finished interface 5. After you have configured the stacking function, use Cat. 5 cable to connect each switch in the stacking group. And wait for few minutes for the master switch to communicate and collect the data from the slave switches. 6. Connect to the m...

100 IP Stacking Finished configuring interface 8. If you want to configure one of switch in stacking group, click the hyper link on the top of screen and login to the switch that you want to configure. You will see the screen of the switch that you have selected. Stacking group configuration interfa...

101 6. Troubleshooting This section is intended to help you solve the most common problems on the LevelOne GSW-2491TXM. Incorrect connections The switch port can auto detect straight or crossover cable when you link switch with other Ethernet device. For the RJ-45 connector should use correct UTP or...

102 at any time. Data path loops will cause broadcast storms that will severely impact your network performance. Diagnosing LED Indicators The Switch can be easily monitored through panel indicators to assist in identifying problems, which describes common problems you may encounter and where you ca...

103 7. Technical Specification This section provides the specifications of The LevelOne GSW-2491TXM, and the following table lists these specifications. Standard IEEE802.3 10BASE-T IEEE802.3u 100BASE-TX/100BASE-FX IEEE802.3z Gigabit SX/LX IEE802.3ab Gigabit 1000T IEEE802.3x Flow Control and Back pre...