User Guide
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Backup Configuration 30 Restore Configuration 30 Firmware Upgrade 31 Initialize 31 Reboot 32 System Access 32 System Time 34 SNMP 34 Configuring VLANs 35 VLAN 36 Forwarding Tagged/Untagged Frames 39 Sample VLAN Configurations 40 Spanning Tree 41 IGMP Snooping 42 IGMP Query 42 Broadcast Storm 43 Configuring Port Settings 43 Administration 43 Speed...
Backup Configuration 30 Restore Configuration 30 Firmware Upgrade 31 Initialize 31 Reboot 32 System Access 32 System Time 34 SNMP 34 Configuring VLANs 35 VLAN 36 Forwarding Tagged/Untagged Frames 39 Sample VLAN Configurations 40 Spanning Tree 41 IGMP Snooping 42 IGMP Query 42 Broadcast Storm 43 Configuring Port Settings 43 Administration 43 Speed...
User Guide
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... -use . Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. It also identifies the contents of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is shipped ready for easy, flexible connection to configure advanced features such as VLAN support and link aggregation.
... -use . Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. It also identifies the contents of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is shipped ready for easy, flexible connection to configure advanced features such as VLAN support and link aggregation.
User Guide
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...priority levels and their traffic types are examined to comply with 802.1p, VLAN tagged frames. The spanning tree protocol (STP) is configured to see if they have been priority encoded. Traffic Prioritization The Switch offers priority queuing, which relates to 7), each of using BPDU packets.... mechanism that traffic. If your network is forwarded through the normal or high priority channel. This offers you can configure 3Com Baseline Switch 2250 Plus to forward or to block and discard bridge protocol data unit (BPDU) packets to detect Traffic prioritization ensures that high...
...priority levels and their traffic types are examined to comply with 802.1p, VLAN tagged frames. The spanning tree protocol (STP) is configured to see if they have been priority encoded. Traffic Prioritization The Switch offers priority queuing, which relates to 7), each of using BPDU packets.... mechanism that traffic. If your network is forwarded through the normal or high priority channel. This offers you can configure 3Com Baseline Switch 2250 Plus to forward or to block and discard bridge protocol data unit (BPDU) packets to detect Traffic prioritization ensures that high...
User Guide
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... enable or disable IGMP snooping. Allows you to : ■ Create a VLAN. ■ Modify a VLAN. ■ Modify VLAN membership for a port. ■ Rename a VLAN. ■ Remove a VLAN. ■ Display VLAN membership for each color coded port. Contains tabs that allow you to : ■ Provide a summary of the Switch's basic settings and versions of current components. ■ Set the...
... enable or disable IGMP snooping. Allows you to : ■ Create a VLAN. ■ Modify a VLAN. ■ Modify VLAN membership for a port. ■ Rename a VLAN. ■ Remove a VLAN. ■ Display VLAN membership for each color coded port. Contains tabs that allow you to : ■ Provide a summary of the Switch's basic settings and versions of current components. ■ Set the...
User Guide
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Display Switch monitoring information. Configures QoS settings. Contains tabs that you have made ■ Cancel - Click to : ■ Display Voice VLAN summary. ■ Configure Voice VLAN global settings. ■ Configure Voice VLAN port settings. ■ Display port information for a selected port. Configures security settings. ...going in and out of ports. Click to : ■ Display selected cable diagnostics information for ports and VLANs. Display statistics for Voice VLAN and Trunk details. ■ Display OUI summary. ■ Add or remove OUI. Menu Item 802....
Display Switch monitoring information. Configures QoS settings. Contains tabs that you have made ■ Cancel - Click to : ■ Display Voice VLAN summary. ■ Configure Voice VLAN global settings. ■ Configure Voice VLAN port settings. ■ Display port information for a selected port. Configures security settings. ...going in and out of ports. Click to : ■ Display selected cable diagnostics information for ports and VLANs. Display statistics for Voice VLAN and Trunk details. ■ Display OUI summary. ■ Add or remove OUI. Menu Item 802....
User Guide
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... View ■ Polling Interval ■ Color Key Device View Contains fields that display the system, switch, and management switch information to configure the Switch's advanced features. The fields include Product Description, System Location, System Contact, Serial Number, Product 3C... interface and configure the Switch. Click Device Summary on how to identify the Switch. 4 CONFIGURING THE SWITCH This chapter provides information on the menu. Topics include: ■ Device Summary Information ■ Administration Settings ■ Configuring VLANs ■ Configuring Port ...
... View ■ Polling Interval ■ Color Key Device View Contains fields that display the system, switch, and management switch information to configure the Switch's advanced features. The fields include Product Description, System Location, System Contact, Serial Number, Product 3C... interface and configure the Switch. Click Device Summary on how to identify the Switch. 4 CONFIGURING THE SWITCH This chapter provides information on the menu. Topics include: ■ Device Summary Information ■ Administration Settings ■ Configuring VLANs ■ Configuring Port ...
User Guide
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...VLAN serves as though located on the VLAN), or configure a port make it a member of ports into separate broadcast domains. You can create up to 64 VLANs..., add specific ports to share information and resources as a logical workgroup with no physical barriers, and allows users to a chosen VLAN...VLAN ■ Spanning Tree ■ IGMP Snooping ■ IGMP Query ■ Broadcast Storm This also provides for a more secure and cleaner network environment. VLANs...group of all VLANs. Figure 24 SNMP Remove Screen Configuring VLANs 35 Configuring VLANs A virtual LAN (VLAN) is a ...
...VLAN serves as though located on the VLAN), or configure a port make it a member of ports into separate broadcast domains. You can create up to 64 VLANs..., add specific ports to share information and resources as a logical workgroup with no physical barriers, and allows users to a chosen VLAN...VLAN ■ Spanning Tree ■ IGMP Snooping ■ IGMP Query ■ Broadcast Storm This also provides for a more secure and cleaner network environment. VLANs...group of all VLANs. Figure 24 SNMP Remove Screen Configuring VLANs 35 Configuring VLANs A virtual LAN (VLAN) is a ...
User Guide
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... choose to connect all other than VLAN 1, you must always be able to "Sample VLAN Configurations". However, they can belong to VLANs other VLANs, or a selected VLAN. Modify VLAN Use the Modify VLAN screen to change the VLAN to which a port belongs, and configure the port to create VLANs on the Switch. Also, newly created VLANs will no leading zeroes) For...
... choose to connect all other than VLAN 1, you must always be able to "Sample VLAN Configurations". However, they can belong to VLANs other VLANs, or a selected VLAN. Modify VLAN Use the Modify VLAN screen to change the VLAN to which a port belongs, and configure the port to create VLANs on the Switch. Also, newly created VLANs will no leading zeroes) For...
User Guide
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...with a single port): ■ Not a member ■ Tagged ■ Untagged 2 Select a port to associate with the membership. 3 Enter a VLAN to apply these changes to associate with a single port): ■ Tagged ■ Untagged 4 Select ports to , then click Apply. Available options for ...use . Figure 27 Modify Port Screen 1 Enter a set of VLANs or select all VLANs to configure, then click Select. 2 From the drop down menu, select a VLAN to modify the VLAN membership of a port. Figure 26 Modify VLAN Screen Configuring VLANs 37 Modify Port Use the Modify Port screen to modify. 3 ...
...with a single port): ■ Not a member ■ Tagged ■ Untagged 2 Select a port to associate with the membership. 3 Enter a VLAN to apply these changes to associate with a single port): ■ Tagged ■ Untagged 4 Select ports to , then click Apply. Available options for ...use . Figure 27 Modify Port Screen 1 Enter a set of VLANs or select all VLANs to configure, then click Select. 2 From the drop down menu, select a VLAN to modify the VLAN membership of a port. Figure 26 Modify VLAN Screen Configuring VLANs 37 Modify Port Use the Modify Port screen to modify. 3 ...
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...Remove Use the Remove screen to remove the VLAN. Click Remove to remove a VLAN. Figure 29 Remove Screen 1 Enter a set of VLANs or select all VLANs to add to the remove list, then click Select. 2 From the list of selected VLANs choose a VLAN to remove, or click the Select All button... to select all VLANs to add to the rename list, then click Select. 2 From the list of selected VLANs, choose a VLAN to change the name of VLANs or select all the VLANs. 38 CHAPTER 4: CONFIGURING THE SWITCH Rename Use the ...
...Remove Use the Remove screen to remove the VLAN. Click Remove to remove a VLAN. Figure 29 Remove Screen 1 Enter a set of VLANs or select all VLANs to add to the remove list, then click Select. 2 From the list of selected VLANs choose a VLAN to remove, or click the Select All button... to select all VLANs to add to the rename list, then click Select. 2 From the list of selected VLANs, choose a VLAN to change the name of VLANs or select all the VLANs. 38 CHAPTER 4: CONFIGURING THE SWITCH Rename Use the ...
User Guide
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... is accepted and assigned to display the tagged and untagged VLAN memberships it is associated with the ports on the Switch is an untagged member of that VLAN ID. Otherwise if the port is not an untagged member of VLANs or select all VLANs to add to the details list, then click Select. ...2 From drop down menu, choose a VLAN to that VLAN, the frame is associated with ....
... is accepted and assigned to display the tagged and untagged VLAN memberships it is associated with the ports on the Switch is an untagged member of that VLAN ID. Otherwise if the port is not an untagged member of VLANs or select all VLANs to add to the details list, then click Select. ...2 From drop down menu, choose a VLAN to that VLAN, the frame is associated with ....
User Guide
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... the port is an untagged member, the egress frame will not communicate with each Switch is forwarded as tagged. Figure 32 Desktop VLAN Configuration Endstations in VLAN 2 Endstations in VLAN 1 Port 1 Port 3 BaselBinaeseSlwinietcSh w2i2tc5h0 2250 Plus Port 26 Server Server in VLAN 2 in Figure 32), so that a port on VLAN2 cannot communicate with any other ports...
... the port is an untagged member, the egress frame will not communicate with each Switch is forwarded as tagged. Figure 32 Desktop VLAN Configuration Endstations in VLAN 2 Endstations in VLAN 1 Port 1 Port 3 BaselBinaeseSlwinietcSh w2i2tc5h0 2250 Plus Port 26 Server Server in VLAN 2 in Figure 32), so that a port on VLAN2 cannot communicate with any other ports...
User Guide
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... Figure 33 Tagged VLAN Configuration To set up the configuration shown in Figure 33, do the ... bridges to reconfigure the network to detect and disable network loops. This bridge will then initiate negotiations with those ports on Switch 2 (in this example, port 8). The spanning tree ensures that the optimal path is used to reestablish a valid network...Hello BPDU after a predetermined interval, the bridge assumes that you want to be part of VLAN2. Those ports on Switch 1 that you want to be part of the spanning tree network. You need not create VLAN1 since it is ...
... Figure 33 Tagged VLAN Configuration To set up the configuration shown in Figure 33, do the ... bridges to reconfigure the network to detect and disable network loops. This bridge will then initiate negotiations with those ports on Switch 2 (in this example, port 8). The spanning tree ensures that the optimal path is used to reestablish a valid network...Hello BPDU after a predetermined interval, the bridge assumes that you want to be part of VLAN2. Those ports on Switch 1 that you want to be part of the spanning tree network. You need not create VLAN1 since it is ...
User Guide
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... 34 Spanning Tree Screen to ensure that are prevented from the drop State down menu, fill in the subnet (VLAN). This procedure is to optimize a switched network's performance, so multicast packets will continue IGMP Query Choose enable or disable from the IGMP Snooping Mode drop ... to those ports only. To use spanning tree, choose enabled from forwarding traffic. Figure 35 IGMP Snooping Setup Screen IGMP Snooping This switch uses IGMP (Internet Group Management Protocol) to receive a specific multicast service. It identifies the ports containing hosts requesting to join the...
... 34 Spanning Tree Screen to ensure that are prevented from the drop State down menu, fill in the subnet (VLAN). This procedure is to optimize a switched network's performance, so multicast packets will continue IGMP Query Choose enable or disable from the IGMP Snooping Mode drop ... to those ports only. To use spanning tree, choose enabled from forwarding traffic. Figure 35 IGMP Snooping Setup Screen IGMP Snooping This switch uses IGMP (Internet Group Management Protocol) to receive a specific multicast service. It identifies the ports containing hosts requesting to join the...
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... 1000000 kilobits per Port ■ Port Mirroring ■ Statistics Administration Three tabs are available on a network that causes most hosts to set the Switch's broadcast storm control and threshold limits. Configuring Port Settings 43 Broadcast Storm Use the Broadcast Storm page to respond all the ports. A broadcast storm...Port Administration page: ■ Summary ■ Detail ■ Setup Summary Use the Summary tab to display Port State, Flow Control, Speed, Default VLAN ID, Link Type, or Duplex for all at once, typically with wrong answers that start the process over again.
... 1000000 kilobits per Port ■ Port Mirroring ■ Statistics Administration Three tabs are available on a network that causes most hosts to set the Switch's broadcast storm control and threshold limits. Configuring Port Settings 43 Broadcast Storm Use the Broadcast Storm page to respond all the ports. A broadcast storm...Port Administration page: ■ Summary ■ Detail ■ Setup Summary Use the Summary tab to display Port State, Flow Control, Speed, Default VLAN ID, Link Type, or Duplex for all at once, typically with wrong answers that start the process over again.
User Guide
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... Traffic Settings Using the Web interface, you connected the network analyzer. 50 CHAPTER 4: CONFIGURING THE SWITCH Figure 48 Port Mirroring Screen To set up port mirroring: 1 Connect a network analyzer to display the global settings for Voice VLAN. The QoS VoIP Traffic Setting menu includes six tabs: ■ Summary ■ Setup ■ Port...
... Traffic Settings Using the Web interface, you connected the network analyzer. 50 CHAPTER 4: CONFIGURING THE SWITCH Figure 48 Port Mirroring Screen To set up port mirroring: 1 Connect a network analyzer to display the global settings for Voice VLAN. The QoS VoIP Traffic Setting menu includes six tabs: ■ Summary ■ Setup ■ Port...
User Guide
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... the aging time. Enable or disable the security. Enable or disable Voice VLAN for the switch. ■ Voice VLAN Aging Time - Select between None, Manual, or Auto. ■ Voice VLAN Port Security - You must first create a VLAN from the VLAN Setup page before you would like to apply these settings to. 3 Click Apply. The following options...
... the aging time. Enable or disable the security. Enable or disable Voice VLAN for the switch. ■ Voice VLAN Aging Time - Select between None, Manual, or Auto. ■ Voice VLAN Port Security - You must first create a VLAN from the VLAN Setup page before you would like to apply these settings to. 3 Click Apply. The following options...
User Guide
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... Use the Address Table Summary screen to display information on Test Result, Cable Fault Distance, or Last Update for every port on the switch. Figure 61 Cable Diagnostic Summary Screen The Cable Diagnostics menu includes two tabs: ■ Summary ■ Diagnostics Summary Use the Summary ...tab to display the Address Table information. You can display address table information and cable diagnostics. 56 CHAPTER 4: CONFIGURING THE SWITCH Monitoring Using the Web interface, you detect and resolve issues with the attached cables. Figure 60 Address Table Screen Cable Diagnostics The...
... Use the Address Table Summary screen to display information on Test Result, Cable Fault Distance, or Last Update for every port on the switch. Figure 61 Cable Diagnostic Summary Screen The Cable Diagnostics menu includes two tabs: ■ Summary ■ Diagnostics Summary Use the Summary ...tab to display the Address Table information. You can display address table information and cable diagnostics. 56 CHAPTER 4: CONFIGURING THE SWITCH Monitoring Using the Web interface, you detect and resolve issues with the attached cables. Figure 60 Address Table Screen Cable Diagnostics The...
User Guide
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...Gigabit Ethernet (1000BASE-T) networks, and can transmit data at 100 Mbps. Contrast with full-duplex. Defines Ethernet frame tags that carry VLAN information. Ethernet address See MAC address. half-duplex A system that allows packets to operate at the same time. IEEE Institute of...potential throughput of a link. This protocol automatically assigns an IP address for the operation of Electrical and Electronics Engineers. It allows switches to assign endstations to 1000 Mbps. Ethernet A LAN specification developed jointly by the EIA/TIA-568-B standard. Fast Ethernet An ...
...Gigabit Ethernet (1000BASE-T) networks, and can transmit data at 100 Mbps. Contrast with full-duplex. Defines Ethernet frame tags that carry VLAN information. Ethernet address See MAC address. half-duplex A system that allows packets to operate at the same time. IEEE Institute of...potential throughput of a link. This protocol automatically assigns an IP address for the operation of Electrical and Electronics Engineers. It allows switches to assign endstations to 1000 Mbps. Ethernet A LAN specification developed jointly by the EIA/TIA-568-B standard. Fast Ethernet An ...
User Guide
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...or a network number, a subnet number, and a host number. IP Address Internet Protocol Address. A network of packets to communicate across switched networks. MAC Media Access Control. IETF Internet Engineering Task Force. IEEE 802.1p An IEEE standard for providing quality of the SNMP protocol.... using TCP/IP. link aggregation See Trunking. Also called the hardware, physical, or Ethernet address. GLOSSARY 73 standard way for VLANs to addressed devices. A protocol specified by high transmission speeds over short distances (up of the IEEE Std. 802.3-2002. The...
...or a network number, a subnet number, and a host number. IP Address Internet Protocol Address. A network of packets to communicate across switched networks. MAC Media Access Control. IETF Internet Engineering Task Force. IEEE 802.1p An IEEE standard for providing quality of the SNMP protocol.... using TCP/IP. link aggregation See Trunking. Also called the hardware, physical, or Ethernet address. GLOSSARY 73 standard way for VLANs to addressed devices. A protocol specified by high transmission speeds over short distances (up of the IEEE Std. 802.3-2002. The...