[j-nsp] VLAN bundles in CCC

Alex Arseniev alex.arseniev at gmail.com
Wed Mar 13 11:04:33 EDT 2013


2 things:
1/ add "family ccc" under ge-1/2/0.2
2/ add "encapsulation ethernet" under l2circuit neighbor config.
Default encaps when You use tagged units is "ethernet-vlan" and with 
"ethernet-vlan" the L2circuit actually checks if VLAN ids are same on both 
ends. With "encapsulation ethernet" this check is not done.
HTH
Thanks
Alex

----- Original Message ----- 
From: "Eric Van Tol" <eric at atlantech.net>
To: <juniper-nsp at puck.nether.net>
Sent: Wednesday, March 13, 2013 11:27 AM
Subject: [j-nsp] VLAN bundles in CCC


> Greetings everyone,
> I'm trying to configure a list of VLANs on an interface and include them 
> in a CCC to cross-connect them between back-to-back routers and it's not 
> working.  I've tried several variations of what I believe is supposed to 
> work, but no success.  Here's my topology:
>
> Switch-A <==> Router-A <==> Router-B <==> Switch-B
>
> VLAN1 from both switches to their upstream router is configured as an SVI 
> for basic switch connectivity.  VLANs 10, 20, 30, 40, 50, and 60 are 
> supposed to be "bundled" and transported across a single interface that 
> connects Router-A and Router-B.  I'm able to do this one VLAN at a time 
> (ie. one VLAN per logical unit) just fine, but I can't get a bundle to 
> work.  I've followed the guidelines here:
>
> http://tinyurl.com/abw64ua
>
> but it's not working for me.  Maybe I'm misunderstanding how the VLAN 
> bundle is supposed to be handed off to me?  I see that my l2circuit is up, 
> but no traffic passes between nodes configured on VLAN 10.  I've tried 
> both the 'l2circuit' and 'connections' type of CCC.  I'm on an MX80 
> running 11.4.
>
> Config of Router-A follows (the other is exactly the same, except the IP 
> addresses).
>
> interfaces {
>    ge-1/2/0 {
>    description Switch-A;
>    flexible-vlan-tagging;
>    encapsulation flexible-ethernet-services;
>        unit 1 {
>            vlan-id 1;
>            family inet {
>                address 192.168.1.1/30;
>            }
>        }
>        unit 2 {
>            encapsulation vlan-ccc;
>            vlan-id-list [ 10 20 30 40 50 60 ];
>        }
>    }
> }
> ge-1/2/1 {
>    description Router-B;
>    flexible-vlan-tagging;
>    encapsulation flexible-ethernet-services;
>    unit 1 {
>        vlan-id 1;
>        family inet {
>            address 10.10.0.1/30;
>        }
>        family iso;
>        family mpls;
>    }
> }
> lo0 {
>    unit 0 {
>        family inet {
>            address 10.0.0.1/32;
>        }
>        family iso {
>            address 47.0001.0100.1000.0001.00;
>        }
>    }
> }
> protocols {
>    mpls {
>    interface ge-1/2/0.2;
>        interface ge-1/2/1.1;
>    }
>    isis {
>        interface ge-1/2/1.1;
>        interface lo0.0 {
>            passive;
>        }
>    }
>    ldp {
>        interface ge-1/2/1.1;
>        interface lo0.0;
>    }
>    l2circuit {
>        neighbor 10.0.0.2 {
>            interface ge-1/2/0.2 {
>                virtual-circuit-id 2;
>                no-control-word;
>            }
>        }
>    }
> }
>
> Thanks,
> evt
>
>
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