Cisco ASR 903 Guide

Ethernet over MPLS
▀ Port mode by using Encapsulation Default
▄ Cisco ASR 903 Router Design and Deployment Guide
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encapsulation dot1q 200-300
rewrite ingress tag push dot1q 300 symmetric
l2vpn xconnect context PW200 ! use l2vpn context
member GigabitEthernet0/1/0 service-instance 1
member 10.10.4.4 200 encapsulation mpls
ASR903-PE2 Configuration
! create a pesudowire interface
interface pseudowire200
encapsulation mpls
neighbor 10.10.3.3 200
interface GigabitEthernet0/1/0
no ip address
negotiation auto
no keepalive
service instance 1 ethernet
encapsulation dot1q 200-300
rewrite ingress tag push dot1q 300 symmetric
l2vpn xconnect context PW200 ! use l2vpn context
member GigabitEthernet0/1/0 service-instance 1
member pseudowire200
Port mode by using Encapsulation Default
Important: Port mode is not supported on ASR903 but encapsulation default can be used as a workaround.
ASR903-PE1 Configuration
interface GigabitEthernet0/1/0
no ip address
negotiation auto
no keepalive
service instance 1 ethernet
encapsulation default ! this encapsulation catches all
xconnect 10.10.4.4 100 encapsulation mpls
ASR903-PE2 Configuration
interface GigabitEthernet0/1/0
no ip address
negotiation auto
no keepalive
service instance 1 ethernet
encapsulation default
xconnect 10.10.3.3 100 encapsulation mpls

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