[c-nsp] ASR1000 local L2 bridge or local PW

Mark Tees marktees at gmail.com
Fri Mar 13 18:42:25 EDT 2020


Interesting. Will try that out.

On Sat, 14 Mar 2020 at 06:07, Erik Sundberg <ESundberg at nitelusa.com> wrote:

> Hope this helps
>
> I opened bug with Cisco where I had to shut and no shut the bridge domain,
> this is on a ASR920.  ASR1000's are also noted on the bug list.
>
> Bug: https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvj18480/?rfs=iqvred
>
> Here is what I submitted.
>
> When creating a new VPLS Network on a ASR920. I need to shut and no shut
> the bridge-domain. The VFI's to the remote 3 device remain in down state.
>
> See the below config
> Router#conf t
> Router(config)#bridge-domain 650
> Router(config-bdomain)#
> Router(config-bdomain)#l2 vfi 11111 manual
> Router(config-vfi)# vpn id 11111
> Router(config-vfi)# bridge-domain 650
> Router(config-vfi)# mtu 9180
> Router(config-vfi)# neighbor 192.168.0.96 pw-class VPLS
> Router(config-vfi-neighbor)# neighbor 192.168.0.82 pw-class VPLS
> Router(config-vfi-neighbor)# neighbor 192.168.0.92 pw-class VPLS
> Router(config-vfi-neighbor)#
> Router(config-vfi-neighbor)#int Gi0/0/1
> Router(config-if)#  service instance 1 ethernet
> Router(config-if-srv)#  encapsulation default
> Router(config-if-srv)#  bridge-domain 650
> Router(config-if-srv)#
> Router(config-if-srv)#exit
> Router(config-if)#exit
> Router(config)#exit
> Router#sh mpls l2transport vc vcid 11111
>
> Local intf     Local circuit              Dest address    VC ID      Status
> -------------  -------------------------- --------------- ----------
> ----------
> VFI 11111      vfi                        192.168.0.82  11111      DOWN
>
> VFI 11111      vfi                        192.168.0.92  11111      DOWN
>
> VFI 11111      vfi                        192.168.0.96  11111      DOWN
>
>
> Router#conf t
> Enter configuration commands, one per line.  End with CNTL/Z.
> Router(config)#bridge-domain 650
> Router(config-bdomain)#shut
> Router(config-bdomain)#no shut
> Router(config-bdomain)#end
> Router#sh mpls l2transport vc vcid 11111
>
> Local intf     Local circuit              Dest address    VC ID      Status
> -------------  -------------------------- --------------- ----------
> ----------
> VFI 11111      vfi                        192.168.0.82  11111      UP
>
> VFI 11111      vfi                        192.168.0.92  11111      UP
>
> VFI 11111      vfi                        192.168.0.96  11111      UP
>
>
> Router#
>
> ------------------------------
> *From:* cisco-nsp <cisco-nsp-bounces at puck.nether.net> on behalf of Mark
> Tees <marktees at gmail.com>
> *Sent:* Thursday, March 12, 2020 11:45 PM
> *To:* Cisco-nsp List <cisco-nsp at puck.nether.net>
> *Subject:* [c-nsp] ASR1000 local L2 bridge or local PW
>
> Hey guys,
>
> Has anyone got any form of local L2 working on ASR1000?
>
> Still seems broken in latest code I have and needed it for a customer.
> By broken I mean MAC's are learnt inside bridge domain but on either
> ingress or egress tagging is something unexpected. I still need to
> confirm PCAP.
>
> I was using service instance on physical interface with a
> bridge-domain to tie two ports together and some tag mangling/rewrite.
> I have the same config working on ASR920 but one is ASIC and other
> ASR1000 ESP so I expect some differences there.
>
> Tried the local xconnect variants also.
>
> Was planning on lodging TAC case soon.
>
> Cheers,
>
> Mark
>
>
>
> interface GigabitEthernet0/0/0
>  service instance 666 ethernet
>   encapsulation dot1q 666
>   rewrite ingress tag pop 1 symmetric
>   bridge-domain 667
>  !
> interface GigabitEthernet0/0/1
>  service instance 667 ethernet
>   encapsulation dot1q 667
>   rewrite ingress tag pop 1 symmetric
>   bridge-domain 667
>  !
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-- 
Regards,

Mark Tees


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