Configure EVPN VPWS over SR-TE Policy
Router# configure
Router(config)# l2vpn
Router(config-l2vpn)# pw-class 1001
Router(config-l2vpn-pwc)# encapsulation mpls
Router(config-l2vpn-pwc-mpls)# preferred-path sr-te policy pref_sid_to_PE3 fallback disable
Router(config-l2vpn-pwc-mpls)# commit
Router(config-l2vpn-pwc-mpls)# exit
!
Router(config)# l2vpn
Router(config-l2vpn)# xconnect group evpn_vpws
Router(config-l2vpn-xc)# p2p evpn_vpws_1001
Router(config-l2vpn-xc-p2p)# interface tengi0/1/0/1.1001
Router(config-l2vpn-xc-p2p)# neighbor evpn evi 1001 target 10001 source 20001
Router(config-l2vpn-xc-p2p-pw)# pw-class 1001
Router(config-l2vpn-xc-p2p-pw)# commit
Router(config-l2vpn-xc-p2p-pw)# exit
/* If Fallback Enable is configured, which is the default option, and if the SR-policy is
down, then EVPN VPWS will still continue to be UP using the regular IGP path, and not using
the SR-policy */
show l2vpn xconnect detail
EVPN: neighbor 20.20.20.20, PW ID: evi 1001, ac-id 10001, state is up ( established )
Preferred path Inactive : SR TE pref_sid_to_PE3, Statically configured, fallback enabled
Tunnel : Down
LSP: Up
/* If Fallback Disable is configured, and if the SR-policy is down, or if it misconfigured
in dual homed mode, then the L2VPN PW will be down */
show l2vpn xconnect detail
EVPN: neighbor 20.20.20.20, PW ID: evi 1001, ac-id 10001, state is down ( local ready )
Preferred path Active : SR TE pref_sid_to_PE3, Statically configured, fallback disabled
Tunnel : Down
Configure VPWS Pseudowire Headend over SR-TE Policy
Router# configure
Router(config)# interface PW-Ether1
Router(config-if)# ipv4 address 10.1.1.1 255.255.255.0
Router(config-if)# attach generic-interface-list 1
Router(config-if)# exit
!
Router(config)# generic-interface-list 1
Router(config-gen-if-list)# interface Bundle-Ether1
Router(config-gen-if-list)# interface TenGigE0/1/0/6/1
Router(config-gen-if-list)# interface TenGigE0/1/0/6/2
Router(config-gen-if-list)# exit
!
Router(config)# l2vpn
Router(config-l2vpn)# pw-class pw1003
Router(config-l2vpn-pwc)# encapsulation mpls
Router(config-l2vpn-pwc-mpls)# transport-mode ethernet
Router(config-l2vpn-pwc-mpls)# preferred-path sr-te policy 1003 fallback disable
Router(config-l2vpn-pwc-mpls)# exit
!
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
627
L2VPN Services over Segment Routing for Traffic Engineering Policy
Configure EVPN VPWS over SR-TE Policy
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