[j-nsp] L2circuit between Juniper and Cisco

Alexander Tarkhov karabass at gmail.com
Wed Feb 10 04:05:25 EST 2010


Hello John!

On Juniper side this can be added to your logical unit configuration:

unit 614 {
    encapsulation vlan-ccc;
    vlan-id 614;
    input-vlan-map {
        swap;
        vlan-id 461;          # swap dot1.q tag before sending over network
    }
    output-vlan-map swap; # swaps to 614 before sending to local CE
}

Then check the output of show l2circuit connections summary
It will give you a hint on any mismatch that can prevent the
connection from being Up.

Regards,
Alex


On Wed, Feb 10, 2010 at 11:03 AM, Ioan Branet <ioan.branet at gmail.com> wrote:
> Hello group,
>
>
>
> I am traying to configrure a L2circuit between an MX and a 7600 as PEs
> (ethernet-vlan mode).
>
> The problem is that the ping between CE1 and CE2 works only when I use the
> same vlan-ids on both PEs.
>
> If I use different vlans ID , on Juniper side CE wont learn ARP .
>

[...snip....]

> Any hint?
>
> Thank you,
> John


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