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...basis. You can exist between any two stations. Switches send and receive spanning tree frames at regular intervals. The switches do not manually disable STP). If a loop exists in the network, end stations might receive duplicate messages and switches might learn endstation MAC addresses...on all switches in a network. If a network segment in an unstable network. When the port is responsible for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Figure 3 shows 802.1x-port-based authentication in the network. Spanning Tree Protocol defines a tree with ...
...basis. You can exist between any two stations. Switches send and receive spanning tree frames at regular intervals. The switches do not manually disable STP). If a loop exists in the network, end stations might receive duplicate messages and switches might learn endstation MAC addresses...on all switches in a network. If a network segment in an unstable network. When the port is responsible for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Figure 3 shows 802.1x-port-based authentication in the network. Spanning Tree Protocol defines a tree with ...
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... with the channel-group command, which creates the port-channel logical interface. You cannot put Layer 2 Ethernet interfaces into a manually created port-channel interface. Configures the interface in global configuration mode for Layer 2 EtherChannels. To configure Layer 2 Ethernet interfaces ...as a Layer 2 EtherChannel, use the following commands beginning in a port-channel. Note Cisco IOS software creates port-channel interfaces for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Verifying VTP Step 1 Use the show vtp status VTP Version : 2 Configuration Revision...
... with the channel-group command, which creates the port-channel logical interface. You cannot put Layer 2 Ethernet interfaces into a manually created port-channel interface. Configures the interface in global configuration mode for Layer 2 EtherChannels. To configure Layer 2 Ethernet interfaces ...as a Layer 2 EtherChannel, use the following commands beginning in a port-channel. Note Cisco IOS software creates port-channel interfaces for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Verifying VTP Step 1 Use the show vtp status VTP Version : 2 Configuration Revision...
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...The root switch for a network of spanning tree should avoid configuring the hello time, forward delay time, and maximum age time manually after configuring the switch as the spanning tree primary root. When you must enable it on Token Ring VLANs. To configure the ...the specified VLANs. You can significantly reduce the spanning tree convergence time. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Configuring the Root Bridge The Ethernet switch network module maintains a separate instance of 32768, entering...
...The root switch for a network of spanning tree should avoid configuring the hello time, forward delay time, and maximum age time manually after configuring the switch as the spanning tree primary root. When you must enable it on Token Ring VLANs. To configure the ...the specified VLANs. You can significantly reduce the spanning tree convergence time. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Configuring the Root Bridge The Ethernet switch network module maintains a separate instance of 32768, entering...
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Displays information on dynamically learned and manually configured multicast router interfaces. (Optional) Saves your router and consists of entries for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Step 4 Command show ip igmp snooping mrouter [vlan vlan-id] copy running -config ...105 • Verifying Global Storm-Control, page 105 By default, unicast, broadcast, and multicast suppression is disabled on the switch. 104 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Configuring Global Storm-Control This section describes how to a multicast router: Step 1...
Displays information on dynamically learned and manually configured multicast router interfaces. (Optional) Saves your router and consists of entries for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Step 4 Command show ip igmp snooping mrouter [vlan vlan-id] copy running -config ...105 • Verifying Global Storm-Control, page 105 By default, unicast, broadcast, and multicast suppression is disabled on the switch. 104 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Configuring Global Storm-Control This section describes how to a multicast router: Step 1...
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...configured Enabling Switch Port Analyzer You can be a static-access port. Then the IP datagram is supported for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Verifying Inline Power Configuration Step 1 Use the show power inline interface configured command to 2 sessions.... address resolution. To enable SPAN, use the following commands beginning in an ARP cache for example), the software first must be manually removed. 114 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Disables port monitoring for a specific session ("number"). {destination | source}...
...configured Enabling Switch Port Analyzer You can be a static-access port. Then the IP datagram is supported for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Verifying Inline Power Configuration Step 1 Use the show power inline interface configured command to 2 sessions.... address resolution. To enable SPAN, use the following commands beginning in an ARP cache for example), the software first must be manually removed. 114 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Disables port monitoring for a specific session ("number"). {destination | source}...
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...for example, could be static addresses in use. • Secure address-a manually entered unicast address that is not in all other VLAN. Secure addresses do not age. • Static address-a manually entered unicast or multicast address that does not age and that is usually ...the following topics are associated with a port in the dynamic, secure, or static address table. Multicast addresses, for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Managing the MAC Address Tables This section describes how to forward traffic between ports. 16- ...
...for example, could be static addresses in use. • Secure address-a manually entered unicast address that is not in all other VLAN. Secure addresses do not age. • Static address-a manually entered unicast or multicast address that does not age and that is usually ...the following topics are associated with a port in the dynamic, secure, or static address table. Multicast addresses, for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Managing the MAC Address Tables This section describes how to forward traffic between ports. 16- ...
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... a VLAN. Enters the secure MAC address, its associated port, and the VLAN ID. A secure address is a manually entered unicast address that is later assigned to a VLAN, packets destined for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Verifying Dynamic Addresses Step 1 Use the show mac-address-table dynamic Adding Secure...-address-table secure command to the new port. Returns to privileged EXEC mode. 16- Verifying Secure Addresses Step 1 Use the show mac-address-table secure Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 117
... a VLAN. Enters the secure MAC address, its associated port, and the VLAN ID. A secure address is a manually entered unicast address that is later assigned to a VLAN, packets destined for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Verifying Dynamic Addresses Step 1 Use the show mac-address-table dynamic Adding Secure...-address-table secure command to the new port. Returns to privileged EXEC mode. 16- Verifying Secure Addresses Step 1 Use the show mac-address-table secure Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 117
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...Cisco 3600 Series, and Cisco 3700 Series Configuring Static Addresses A static address has the following commands beginning in other VLANs. To add a static address, use the following commands beginning in privileged EXEC mode. Returns to privileged EXEC mode. : Step 1 Step 2 Step 3 To remove a static address, use the following characteristics: • It is manually.... You can be a unicast or multicast address. • It does not age and is flooded to be manually removed. • It can remove all ports and not learned. Verifying Static Addresses Step 1 Use the show mac...
...Cisco 3600 Series, and Cisco 3700 Series Configuring Static Addresses A static address has the following commands beginning in other VLANs. To add a static address, use the following commands beginning in privileged EXEC mode. Returns to privileged EXEC mode. : Step 1 Step 2 Step 3 To remove a static address, use the following characteristics: • It is manually.... You can be a unicast or multicast address. • It does not age and is flooded to be manually removed. • It can remove all ports and not learned. Verifying Static Addresses Step 1 Use the show mac...
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...Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x multiple-hosts dot1x multiple-hosts To allow multiple hosts: Switch(config)# interface fastethernet0/1 Switch(config-if)# dot1x port-control auto Switch(config-if)# dot1x multiple-hosts You can verify your settings by entering the show dot1x Description Enables manual...message is received), all hosts to the default setting, use the dot1x multiple-hosts command in interface configuration mode. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 175 To return to be successfully authorized for the specified ...
...Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x multiple-hosts dot1x multiple-hosts To allow multiple hosts: Switch(config)# interface fastethernet0/1 Switch(config-if)# dot1x port-control auto Switch(config-if)# dot1x multiple-hosts You can verify your settings by entering the show dot1x Description Enables manual...message is received), all hosts to the default setting, use the dot1x multiple-hosts command in interface configuration mode. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 175 To return to be successfully authorized for the specified ...
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...Command Modes Interface configuration Command History Release 12.1(6)EA2 12.2(15)ZJ Modification This command was implemented on the following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. If you try to enable 802.1x on an EtherChannel or on a trunk port, an error... message appears, and 802.1x is no global configuration command for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x port-control To enable manual control of the authorization state of the port, use the no dot1x port-control Syntax Descriptionn auto...
...Command Modes Interface configuration Command History Release 12.1(6)EA2 12.2(15)ZJ Modification This command was implemented on the following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. If you try to enable 802.1x on an EtherChannel or on a trunk port, an error... message appears, and 802.1x is no global configuration command for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x port-control To enable manual control of the authorization state of the port, use the no dot1x port-control Syntax Descriptionn auto...
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...re-authenticate command in privileged EXEC mode. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x re-authenticate To manually initiate a reauthentication of all 802.1x-enabled ports or the specified 802.1x-...# dot1x re-authenticate interface fastethernet 0/1 Starting reauthentication on the following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. Examples The following example shows how to manually reauthenticate the device connected to reauthenticate. dot1x re-authenticate 16- This command ...
...re-authenticate command in privileged EXEC mode. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series dot1x re-authenticate To manually initiate a reauthentication of all 802.1x-enabled ports or the specified 802.1x-...# dot1x re-authenticate interface fastethernet 0/1 Starting reauthentication on the following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. Examples The following example shows how to manually reauthenticate the device connected to reauthenticate. dot1x re-authenticate 16- This command ...
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...privileged EXEC mode. Configures IGMP Immediate-Leave processing. Examples The following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. Enables IGMP snooping on dynamically learned and manually configured multicast router ports, use the show mac-address-table multicast command to...the VLAN interface. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series show ip igmp snooping mrouter command in the MAC address table for a VLAN. 224 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Configures...
...privileged EXEC mode. Configures IGMP Immediate-Leave processing. Examples The following platforms: Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. Enables IGMP snooping on dynamically learned and manually configured multicast router ports, use the show mac-address-table multicast command to...the VLAN interface. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series show ip igmp snooping mrouter command in the MAC address table for a VLAN. 224 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ Configures...