Cisco Catalyst 2960 Series, Configuration Manual

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than 100 milliseconds (ms). The PC is directly connected to switch A, and the connection status does not
change. Switch A does not need to update the PC entry in the MAC address table.
Related Topics
Configuring a Switch to Obtain and Process MAC Address-Table Move Update Messages , on page 385
Configuring MAC Address-Table Move Update , on page 384
Configuring the MAC Address-Table Move Update: Examples, on page 389
Flex Links VLAN Load Balancing Configuration Guidelines
• For Flex Links VLAN load balancing, you must choose the preferred VLANs on the backup interface.
• You cannot configure a preemption mechanism and VLAN load balancing for the same Flex Links pair.
Related Topics
Configuring VLAN Load Balancing on Flex Links , on page 383
Configuring VLAN Load Balancing on Flex Links: Examples, on page 387
MAC Address-Table Move Update Configuration Guidelines
• You can enable and configure this feature on the access switch to send the MAC address-table move
updates.
• You can enable and configure this feature on the uplink switches to get the MAC address-table move
updates.
Default Flex Links and MAC Address-Table Move Update Configuration
• Flex Links is not configured, and there are no backup interfaces defined.
• The preemption mode is off.
• The preemption delay is 35 seconds.
• The MAC address-table move update feature is not configured on the switch.
Related Topics
Configuring a Preemption Scheme for a Pair of Flex Links , on page 381
Configuring Flex Links , on page 380
Configuring Flex Links: Examples, on page 387
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
379
Information About Flex Links and MAC Address-Table Move Update