I have multiple set up between a single ASR910 and various other ASR920's. My config seems to work each time I turn up a new customer:
ASR920: ! ! Cisco IOS XE Software, Version 16.06.05a ! l2 vfi xxxxxxx_Customer_VPLS manual vpn id 3938 bridge-domain 3938 mtu 9000 neighbor xx.xx.xx.xx encapsulation mpls ! ! xx.xx.xx.xx = loopback of ASR9010 ! ! interface GigabitEthernet0/0/5 description VPLS to Data Center mtu 9000 no ip address no ip redirects no ip proxy-arp load-interval 30 carrier-delay msec 0 media-type auto-select negotiation auto service instance 3938 ethernet description VLAN 3938 - xxxxx_Customer (VPLS) encapsulation untagged service-policy input eox_550_mb_in_Police service-policy output eox_550_mb_out bridge-domain 3938 ! ! ASR9010: ! ! Cisco IOS XR Software, Version 6.4.2 ! l2vpn bridge group xxxxxxx_Customer_VPLS bridge-domain xxxxxxx_Customer-VLAN-3938 mtu 9000 interface Bundle-Ether6.3938 ! neighbor yy.yy.yy.yy pw-id 3938 ! ! yy.yy.yy.yy = loopback of ASR920 ! interface Bundle-Ether6.3938 l2transport description COLO - xxxxxxx_Customer (VPLS) encapsulation dot1q 3938 rewrite ingress tag pop 1 symmetric ! On Tue, Jan 5, 2021 at 12:05 PM Emille Blanc <[email protected]> wrote: > We have had problems with MPLS VC's on ASR's in the past, if the MTU on > both sides don't match. > Though the behavior is erratic - sometimes the VC comes up and won't pass > traffic, sometimes it doesn't come up at all. > > We've also never tried an xconnect on an ASR physical interface. Though I > don't have any reason to suspect it wouldn't work, try an untagged service > instance? > > Do all three VC segments show up/up on the 920? > (sh xconnect int Ten0/0/25) > > -----Original Message----- > From: cisco-nsp [mailto:[email protected]] On Behalf Of > Jerry Bacon > Sent: Tuesday, January 05, 2021 10:45 AM > To: [email protected] > Subject: [c-nsp] ASR9K to ASR920 MPLS issue > > I have added an ASR920 to my network and cannot get an MPLS VC to work > between it and my ASR9K. The VC comes up on both sides, but no traffic > passes through the circuit. Both the ASR9K and the ASR920 have MPLS VCs > working with other devices. > > ASR9K: > > Cisco IOS XR Software, Version 6.6.2[Default] > > interface TenGigE0/0/1/0.95 l2transport > encapsulation dot1q 95 > mtu 9114 > > l2vpn > xconnect group mpls1 > p2p test1 > interface TenGigE0/0/1/0.95 > neighbor ipv4 10.100.66.1 pw-id 95 > > ASR920: > > Cisco IOS XE Software, Version 03.18.05.SP.156-2.SP5-ext > > interface TenGigabitEthernet0/0/25 > mtu 9100 > no ip address > cdp enable > service instance 95 ethernet > encapsulation dot1q 95 > > l2vpn xconnect context test1 > member TenGigabitEthernet0/0/25 service-instance 95 > member 10.100.25.11 95 encapsulation mpls > > Local interface: Te0/0/25 up, line protocol up, Eth VLAN 95 up > Interworking type is Ethernet > Destination address: 10.100.25.11, VC ID: 95, VC status: up > > VC statistics: > transit packet totals: receive 43471, send 0 > > I have tried both with and without a rewrite on each side, with no > difference. > > Ideas, thoughts, suggestions are welcome. > > Thanks. > > -- > > Jerry Bacon > Senior Network Engineer > StarTouch, Inc. > http://www.startouch.com > 360-543-5679 ext. 111 > Microwave - Fiber Optics - Internet Services > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
