Cisco ASR 903 Guide

MPLS TE Configuration
Dynamic TE Tunnel ▀
Cisco ASR 903 Router Design and Deployment Guide▄
OL-30526-01
95
ip ospf dead-interval 3
ip ospf hello-interval 1
negotiation auto
mpls ip
mpls traffic-eng tunnels
ip rsvp bandwidth 30000
!
mpls label protocol ldp
mpls ldp explicit-null
mpls ldp session protection
mpls ldp igp sync holddown 200
mpls ldp discovery targeted-hello accept
mpls traffic-eng tunnels
mpls ldp router-id Loopback10 force
router ospf 100
router-id 10.10.2.2
network 10.10.0.0 0.0.255.255 area 0
mpls traffic-eng router-id Loopback10
mpls traffic-eng area 0
!
Similar configurations are configured on ASR903-R3 and ASR903-R4. For simplicity, their configurations are not
shown in this document.
Dynamic TE Tunnel
With the steps accomplished above, TE tunnel can be created. Here is an example to create a dynamic TE tunnel
from ASR903-R1 to ASR903-R4.
Figure 23. Dynamic TE Tunnel
ASR903-R2
Loopback10: 10.10.2.2
ASR903-R4
Loopback10: 10.10.4.4
Gi0/1/0
x.x.12.1
Gi0/1/0
x.x.12.2
Gi0/1/1
x.x.34.3
Gi0/1/1
x.x.34.4
Gi0/1/0
x.x.24.4
Gi0/1/2
x.x.24.2
Gi0/1/0
x.x.13.3
Gi0/1/1
x.x.13.1
ASR903-R3
Loopback10: 10.10.3.3
ASR903-R1
Loopback10: 10.10.1.1
CE2

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1