3com MSR 20-20 참조 매뉴얼
1622
C
HAPTER
96: MPLS TE C
ONFIGURATION
C
OMMANDS
mpls te fast-reroute
Syntax
mpls te fast-reroute
undo mpls te fast-reroute
View
Tunnel interface view
Parameter
None
Description
Use the mpls te fast-reroute command to enable fast reroute (FRR).
Use the undo mpls te fast-reroute command to disable FRR.
By default, FRR is disabled.
After FRR is enabled, the record route flag is automatically set to record reroute
with label whether the mpls te record-route label command is configured or
not.
with label whether the mpls te record-route label command is configured or
not.
Disable FRR before configuring the mpls te record-route command or its undo
form.
form.
n
■
This command is not supported when the signaling protocol is CR-LDP.
■
Fast reroute cannot be used together with the mpls te resv-style ff
command.
command.
Example
# Reroute MPLS TE tunnel 0 to an available bypass tunnel in case the protected
link or node that it traverses fails.
link or node that it traverses fails.
<Sysname> system-view
[Sysname] interface tunnel 0
[Sysname-Tunnel0] mpls te fast-reroute
mpls te fast-reroute bypass-tunnel
Syntax
mpls te fast-reroute bypass-tunnel tunnel tunnel-number
undo mpls te fast-reroute bypass-tunnel tunnel tunnel-number
View
Interface view
Parameter
tunnel-number: Bypass tunnel number.
Description
Use the mpls te fast-reroute bypass-tunnel command to specify a bypass
tunnel for the protected interface.
tunnel for the protected interface.
Use the undo mpls te fast-reroute bypass-tunnel command to remove the
specified bypass tunnel.
specified bypass tunnel.