Configuring A Preemption Scheme For A Pair Of Flex Links - Cisco Catalyst 2960-XR Configuration Manual

Configuring Flex Links and the MAC Address-Table Move Update Feature
Related Topics
Flex Links, on page 148
Default Flex Links and MAC Address-Table Move Update Configuration, on page 153
Restrictions for Configuring Flex Links and MAC Address-Table Move Update, on page 147
Configuring Flex Links: Examples, on page 161
Flex Links Configuration, on page 149
Monitoring Flex Links and the MAC Address-Table Move Update, on page 160
Configuring Flex Links: Examples, on page 161

Configuring a Preemption Scheme for a Pair of Flex Links

SUMMARY STEPS
1. configure terminal
2. interface interface-id
3. switchport backup interface interface-id
4. switchport backup interface interface-id preemption mode [forced | bandwidth | off]
5. switchport backup interface interface-id preemption delay delay-time
6. end
7. show interface [interface-id] switchport backup
8. copy running-config startup config
DETAILED STEPS
Command or Action
Step 1
configure terminal
Example:
Switch# configure terminal
Step 2 interface interface-id
Example:
Switch(conf)# interface gigabitethernet1/0/1
Step 3 switchport backup interface interface-id
Example:
Switch(conf-if)# switchport backup interface
gigabitethernet1/0/2
OL-29424-01
Purpose
Enters global configuration mode
Specifies the interface, and enters interface configuration mode.
The interface can be a physical Layer 2 interface or a port
channel (logical interface). The port-channel range is 1 to 48.
Configures a physical Layer 2 interface (or port channel) as
part of a Flex Links pair with the interface. When one link is
forwarding traffic, the other interface is in standby mode.
Catalyst 2960-XR Switch Layer 2 Configuration Guide, Cisco IOS Release 15.0(2)EX1
Configuring Flex Links
155