Cisco ASR 903 - Traffic Engineering Fast Reroute

MPLS TE Configuration
Traffic Engineering Fast Reroute ▀
Cisco ASR 903 Router Design and Deployment Guide▄
OL-30526-01
101
ASR903-R4 Configuration
interface GigabitEthernet0/1/0
mpls traffic-eng attribute-flags 0x2
Traffic Engineering Fast Reroute
In the previous example, tunnel12 goes through ASR903-R3 and tunnel13 goes through ASR903-R2. Tunnel 13 is
to be set up as backup path for fast reroute.
ASR903-R1 Configuration
interface GigabitEthernet0/1/1
ip address 10.10.13.1 255.255.255.248
ip ospf dead-interval 3
ip ospf hello-interval 1
negotiation auto
mpls ip
mpls traffic-eng tunnels
mpls traffic-eng backup-path Tunnel13
mpls traffic-eng attribute-flags 0x1
ip rsvp bandwidth 40000
!
interface Tunnel12
ip unnumbered Loopback10
tunnel source Loopback10
tunnel mode mpls traffic-eng
tunnel destination 10.10.4.4
tunnel mpls traffic-eng autoroute announce
tunnel mpls traffic-eng priority 3 3
tunnel mpls traffic-eng bandwidth 500
tunnel mpls traffic-eng affinity 0x1 mask 0x1
tunnel mpls traffic-eng path-option 3 dynamic
tunnel mpls traffic-eng fast-reroute
!
interface Tunnel13
ip unnumbered Loopback10
tunnel source Loopback10
tunnel mode mpls traffic-eng
tunnel destination 10.10.4.4
tunnel mpls traffic-eng priority 3 3
tunnel mpls traffic-eng bandwidth 500
tunnel mpls traffic-eng affinity 0x2 mask 0x2
tunnel mpls traffic-eng path-option 3 dynamic