R0106-HP MSR Router Series MPLS Configuration Guide(V7)

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2.2.2.2/5/31857 RSVP -/3 GE2/1/2
3.2.1.2 Local -/- POS2/2/0
3.1.1.2 Local -/- GE2/1/2
# Shut down the protected interface GigabitEthernet 2/1/2 on the PLR (Router B).
[RouterB] interface gigabitethernet 2/1/2
[RouterB-GigabitEthernet2/1/2] shutdown
[RouterB-GigabitEthernet2/1/2] quit
# Execute the display interface tunnel 4 command on Router A to display information about the primary
CRLSP. The output shows that the tunnel interface is still up. (Details not shown.)
# Execute the display mpls te tunnel-interface command on Router A to display the detailed information
of the tunnel interface.
[RouterA] display mpls te tunnel-interface
Tunnel Name : Tunnel 4
Tunnel State : Up (Main CRLSP up, Shared-resource CRLSP being set up)
Tunnel Attributes :
LSP ID : 18753 Tunnel ID : 4
Admin State : Normal
Ingress LSR ID : 1.1.1.1 Egress LSR ID : 3.3.3.3
Signaling : RSVP-TE Static CRLSP Name : -
Resv Style : SE
Tunnel mode : -
Reverse-LSP name : -
Reverse-LSP LSR ID : - Reverse-LSP Tunnel ID: -
Class Type : CT0 Tunnel Bandwidth : 0 kbps
Reserved Bandwidth : 0 kbps
Setup Priority : 7 Holding Priority : 7
Affinity Attr/Mask : 0/0
Explicit Path : pri-path
Backup Explicit Path : -
Metric Type : TE
Record Route : Enabled Record Label : Enabled
FRR Flag : Enabled Bandwidth Protection : Disabled
Backup Bandwidth Flag: Disabled Backup Bandwidth Type: -
Backup Bandwidth : -
Bypass Tunnel : No Auto Created : No
Route Pinning : Disabled
Retry Limit : 10 Retry Interval : 2 sec
Reoptimization : Disabled Reoptimization Freq : -
Backup Type : None Backup LSP ID : -
Auto Bandwidth : Disabled Auto Bandwidth Freq : -
Min Bandwidth : - Max Bandwidth : -
Collected Bandwidth : -
NOTE:
If you execute the display mpls te tunnel-interface command immediately after an FRR, you can see two
CRLSPs in up state. This is because FRR uses the make-before-break mechanism to set up a new LSP, and
the old LSP is deleted after the new one has been established for a while.