Retaining Allocated Local Label For Primary Path - Cisco ASR 9000 Series Configuration Manual

Implementing BGP
Command or Action
Step 5
commit

Retaining Allocated Local Label for Primary Path

Perform the following tasks to retain the previously allocated local label for the primary path on the primary
PE for some configurable time after reconvergence:
SUMMARY STEPS
1. configure
2. router bgp as-number
3. address-family { vpnv4 unicast | vpnv6 unicast }
4. retain local-label minutes
5. commit
DETAILED STEPS
Command or Action
Step 1 configure
Step 2 router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router bgp 100
Step 3
address-family { vpnv4 unicast | vpnv6 unicast }
Example:
RP/0/RSP0/CPU0:router(config-bgp)#
address-family vpnv4 unicast
Step 4
retain local-label minutes
Example:
RP/0/RSP0/CPU0:router(config-bgp-af)# retain
local-label 10
OL-30423-03
Purpose
The route-policy configuration is a pre-requisite for configuring the
additional-paths selection mode for a prefix . This is an example
route-policy configuration to use with additional-selection command:
route-policy ap1
end-policy
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
Retaining Allocated Local Label for Primary Path
set path-selection backup 1 install
Purpose
Specifies the autonomous system number and enters the
BGP configuration mode, allowing you to configure the
BGP routing process.
Specifies the address family and enters the address family
configuration submode.
Retains the previously allocated local label for the primary
path on the primary PE for 10 minutes after reconvergence.
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