[j-nsp] Routed VLAN Interfaces on MX

[Josh Baird]

All very good suggestions.  Since I only need L3 termination, I think this
is the easiest thing to do.

Thanks!

On Fri, Nov 13, 2015 at 4:42 PM, Chuck Anderson <cra at wpi.edu> wrote:

> Right, you aren't required to do bridging and IRB if all you want is a
> layer 3 termination:
>
> ae0 {
>     flexible-vlan-tagging;
>     encapsulation flexible-ethernet-services;
>     unit 41 {
>         vlan-id 41;
>         family inet {
>             address 1.1.1.2/30;
>         }
>     }
> }
>
> You can do the same on the EX side, or you can do a vlan l3-interface
> on the EX side with the above on the MX side.
>
> On Fri, Nov 13, 2015 at 01:31:41PM -0800, Michael Loftis wrote:
> > If you don't need to switch the subintf at all you can just do...
> > set int ae0 flexible-vlan-tagging
> > set int ae0 .....
> > set int ae0 unit 41 vlan-id family inet ....
> >
> > instead of doing encap vlan-bridge on the unit 41 and all the other
> > related bridge-domain stuff
> >
> >
> > On Fri, Nov 13, 2015 at 1:12 PM, Josh Baird <joshbaird at gmail.com> wrote:
> > > Hi,
> > >
> > > I apologize for the basic question as I'm a new Junos user.  I'm
> attempting
> > > to convert the following basic config from a Cisco NPE-G1:
> > >
> > > interface GigabitEthernet0/3
> > >  desc 'Physical link to EX'
> > >
> > > interface GigabitEthernet0/3.41
> > >   encapsulation dot1q
> > >   ip address 1.1.1.2/30
> > >
> > > On the MX, I am trying to configure an agg between the MX and other
> device
> > > (EX), so this is the config that I have came up with:
> > >
> > > # interfaces
> > > ae0 {
> > >     flexible-vlan-tagging;
> > >     encapsulation flexible-ethernet-services;
> > >     aggregated-ether-options {
> > >         lacp {
> > >             active;
> > >             periodic fast;
> > >         }
> > >     }
> > >     unit 41 {
> > >         encapsulation vlan-bridge;
> > >         vlan-id 41;
> > >     }
> > > }
> > >
> > > # interfaces irb
> > > irb {
> > >     unit 41 {
> > >         family inet {
> > >             address 1.1.1.2/30
> > >         }
> > >     }
> > > }
> > >
> > >
> > > # bridge-domain
> > > bridge-domains {
> > >     vlan41 {
> > >         vlan-id 41;
> > >         interface ae0.41;
> > >         routing-interface irb.41;
> > >     }
> > > }
> > >
> > > Does this configuration look correct?  Is all of this necessary?  I
> realize
> > > there are several different ways to handle this in Junos.
> > >
> > > Thanks for any suggestions or input.
> > >
> > > Josh
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