Link State Group - Cisco Catalyst 4500 Series Configuration Manual

link state group

link state group
To configure the link state group, use the link state group command in interface configuration mode.
Syntax Description
number
upstream
downstream
Command Default The group number is 1
Command Modes
Interface configuration
Command History Release
15.1(1)S
3.8.0E and
15.2.(4)E
Usage Guidelines You can configure a maximum of 20 link state groups per switch.
To disable a link-state group, use the no link state track number global configuration command.
Examples
The following example shows how to configure the link state groups.
Switch# configure terminal
Switch(config)# link state track 1
Switch(config)# interface gigabitethernet3/1
Switch(config-if)# link state group 1 upstream
Switch(config-if)# interface gigabitethernet3/3
Switch(config-if)# link state group 1 upstream
Switch(config-if)# interface gigabitethernet3/5
Switch(config-if)# link state group 1 downstream
Switch(config-if)# interface gigabitethernet3/7
Switch(config-if)# link state group 1 downstream
Related Commands Command
link state track
show link state group
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release XE 3.9.xE and 15.2(5)Ex
2-422
link state group [number] {upstream | downstream}
Specifies a link-state group. Valid values are from 1 to 20; the default value is 1.
Configures the interface as an upstream interface in the group.
Configures the interface as a downstream interface in the group.
Modification
This command was introduced.
The upper limit of the group number values was increased from 10 to 20.
Description
Configures the link state group and enables link state tracking.
Displays the link state group information.
Chapter 2