[j-nsp] EX4550 L2Circuit/VPN to MX80/lt Interface

chip chip.gwyn at gmail.com
Tue Nov 11 16:29:53 EST 2014


http://pastebin.com/YYfHk9M2

That should get you.  *Caveats apply* but it does work =)

--chip

On Mon, Nov 10, 2014 at 11:23 AM, Raphael Mazelier <raph at futomaki.net>
wrote:

> Hello,
>
> I'm redesigning my network, and I have to terminate some customer BGP
> sessions (full view) on new EX4550 (no comment, ... )
>
> Since the EX4550 does not support full view, I had to logicaly terminate
> the session on a real router (MX80 in this case).
>
> The logical way to do is to use bgp multi hop, but some of my customer are
> unaware of changing their settings on their side.
>
> So my plan is to use l2vpn (or l2circuit) between the EX and the MX, and
> to use a virtual interface on the MX to end the sessions.
> And reading some thread it seems that I have to use lt interface.
>
> The l2vpn connections are OK on both side, but nothing is reachable (and I
> have nothing to tcpdump yet).
>
> Bellow is my config :
>
> EX side :
>
> interfaces {
>   ge-1/0/11 {
>     encapsulation ethernet-ccc;
>     unit 0;
>   }
> }
>
> routing-instances {
>   l2vpn {
>     instance-type l2vpn;
>     interface ge-1/0/11.0;
>     route-distinguisher 666:666;
>     vrf-target target:666:666;
>     protocols {
>         l2vpn {
>             encapsulation-type ethernet;
>             site EX {
>                 site-identifier 1;
>                 ignore-mtu-mismatch;
>                 interface ge-1/0/11.0 {
>                     remote-site-id 2;
>                 }
>             }
>             ignore-encapsulation-mismatch;
>         }
>     }
>   }
> }
>
> MX side :
>
> interfaces {
>    lt-0/0/10 {
>         unit 0 {
>             encapsulation ethernet-ccc;
>             peer-unit 1;
>             family ccc;
>         }
>         unit 1 {
>             encapsulation ethernet;
>             peer-unit 0;
>             family inet {
>                 address 10.1.1.1/24;
>             }
>         }
>     }
> }
>
> routing-instances {
>     l2vpn {
>         instance-type l2vpn;
>         interface lt-0/0/10.0;
>         route-distinguisher 666:666;
>         vrf-target target:666:666;
>         protocols {
>             l2vpn {
>                 encapsulation-type ethernet;
>                 site cr-dc2-01 {
>                     site-identifier 2;
>                     ignore-mtu-mismatch;
>                     interface lt-0/0/10.0;
>                 }
>             }
>         }
>     }
> }
>
>
> Any suggestions ? or other way to do ? (I ve tested l2circuit and it does
> not work anyway)
>
>
> --
> Raphael Mazelier
> AS39605
>
>
>
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> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp
>



-- 
Just my $.02, your mileage may vary,  batteries not included, etc....


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