Cisco Cisco IOS Software Release 12.0(13)S7
MPLS Safe Label Reuse After Router Restart
Configuration Examples for MPLS Safe Label Reuse
16
Cisco IOS Release 12.0(32)SY
configure terminal
!
mpls label restart
unsafe
end
To reenable the MPLS Safe Label Reuse After Router Restart feature:
configure terminal
!
mpls label restart
no unsafe
end
Setting the MPLS Safe Label Reuse Timeouts: Example
The following configuration examples show how to set the MPLS safe label reuse timeouts:
•
•
Setting the MPLS Safe Label Reuse Timeout When Persistent Data Is Found: Example
The following example shows how to set the MPLS safe label reuse timeout when persistent data is
found:
found:
configure terminal
!
mpls label restart
pdata present timeout 250
end
The safe-to-reuse timer is set to 250 seconds.
Setting the MPLS Safe Label Reuse Timeout When Persistent Data Is Not Found: Example
The following example shows how to set the MPLS safe label reuse timeout when persistent data is not
found:
found:
configure terminal
!
mpls label restart
pdata absent timeout 250
end
The safe-to-reuse timer is set to 250 seconds.
Setting Router Behavior When No Record of MPLS Label Usage Exists: Example
The following configuration example shows how to set the router behavior when no record of MPLS
label usage exists. The default is for the router to proceed as though all MPLS labels were in use prior
to the router restart and therefore unavailable until the safe-to reuse timer expires.
label usage exists. The default is for the router to proceed as though all MPLS labels were in use prior
to the router restart and therefore unavailable until the safe-to reuse timer expires.
This example shows how to set router behavior to proceed as though all labels are available for allocation
immediately following a router restart:
immediately following a router restart: