[j-nsp] Layer 2 circuit - Traffic not flowing between Cisco and Juniper with mismatched VLAN ID

Mike Devlin juniper at meeksnet.ca
Thu Nov 1 10:03:35 EDT 2012


vlan 610 on Cisco side, VS vlan 601 on Juniper side?

Is that my dyslexia, or yours?

On Thu, Nov 1, 2012 at 8:49 AM, Mihai Gabriel <mihaigabriel at gmail.com>wrote:

> I configured something similar (vpls instead vlan-ccc) with something like
> this on Juniper:
>
> Interfaces {
>             ge-1/1/6 {
>              unit 901 {
>                     description "C-PE2 to S-CE2";
>                     encapsulation vlan-vpls;
>                     vlan-id 901;
>                     input-vlan-map {
>                         swap;
>                         vlan-id 801;
>                     }
>                     output-vlan-map swap;
>                 }
>             }
>
>
>
> On Thu, Nov 1, 2012 at 2:26 PM, Arun Kumar <narain.arun at gmail.com> wrote:
>
> > i m trying to do VLAN mode.
> >
> > below is the previous config that I tried,
> >
> > nieg at LAB-MX-PE5# show interfaces ge-1/1/0.601
> > encapsulation vlan-ccc;
> > vlan-id 601
> > input-vlan-map pop;
> > output-vlan-map push;
> >
> > [edit]
> > nieg at LAB-MX-PE5# show protocols l2circuit
> > neighbor 10.20.0.2 {
> >     interface ge-1/1/0.601 {
> >         virtual-circuit-id 6012;
> >     }
> > }
> >
> > Cisco side:
> >
> > interface GigabitEthernet0/1.610
> >  encapsulation dot1Q 610
> >  xconnect 10.20.0.5 6012 encapsulation mpls
> > end
> >
> > even tried as per the config you asked for but still the same result, VC
> > stays up but no data flowing
> >
> > nieg at LAB-MX-PE5# run show l2circuit connections extensive
> >
> > Neighbor: 10.20.0.2
> >     Interface                 Type  St     Time last up          # Up
> trans
> >     ge-1/1/0.601(vc 6012)     rmt   Up     Nov  1 17:50:20 2012
>   1
> >       Remote PE: 10.20.0.2, Negotiated control-word: Yes (Null)
> >       Incoming label: 299792, Outgoing label: 40
> >       Negotiated PW status TLV: No
> >       Local interface: ge-1/1/0.601, Status: Up, Encapsulation: VLAN
> >     Connection History:
> >         Nov  1 17:50:20 2012  status update timer
> >         Nov  1 17:50:20 2012  PE route changed
> >         Nov  1 17:50:20 2012  Out lbl Update                        40
> >         Nov  1 17:50:20 2012  In lbl Update                     299792
> >         Nov  1 17:50:20 2012  loc intf up                 ge-1/1/0.601
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> >
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