Cisco Catalyst 2960 Series, Configuration Manual

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Monitoring Link-State Tracking Status
Configuring Link-State Tracking: Example, on page 370
Restrictions for Configuring Link-State Tracking, on page 365
How to Configure Link-State Tracking
To enable link-state tracking, create a link-state group and specify the interfaces that are assigned to the group.
This task is optional.
SUMMARY STEPS
1. configure terminal
2.
link state track number
3.
interface interface-id
4. link state group [ number ]{ upstream | downstream }
5.
end
DETAILED STEPS
Purpose Command or Action
Enters global configuration mode. configure terminal
Example:
Switch#
configure terminal
Step 1
Creates a link-state group and enables link-state tracking. The group
number can be 1 or 2; the default is 1. link state track number
Example:
Switch(config)# link state track 2
Step 2
Specifies a physical interface or range of interfaces to configure,
and enters interface configuration mode. interface interface-id
Example:
Switch(config)#
interface
Step 3
Valid interfaces include switch ports in access or trunk mode (IEEE
802.1q) or routed ports.
gigabitethernet2/0/1
Do not enable link-state tracking on individual interfaces
that will be part of an Etherchannel interface. Note
Specifies a link-state group and configures the interface as either
an upstream or downstream interface in the group.
link state group
[ number ]{
upstream
|
downstream
}
Example:
Switch(config-if)# link state group 2
Step 4
upstream
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
369
How to Configure Link-State Tracking