[j-nsp] BGP communities for direct routes

Erdem Sener erdems at gmail.com
Fri Aug 10 18:51:42 EDT 2007


Just a comment:

although this configuration will work as is, I'd suggest to use the
knob 'next term' as a second 'then' action for tag_connected term.

(In this example, since you're actually only adding a community
without any accept/reject action, you don't need it.)

On 8/10/07, Eric Van Tol <eric at atlantech.net> wrote:
> You need to first set the community on the direct routes, then export
> them:
>
> term tag_connected {
>     from {
>        protocol direct;
>     }
>     then {
>         community add origin-customer;
>     }
> }
> term customers {
>     from {
>         protocol [ static aggregate direct ];
>         community origin-customer;
>     }
>     then accept;
> }
> then reject;
>
> HTH,
> evt
>
>
> > -----Original Message-----
> > From: juniper-nsp-bounces at puck.nether.net
> > [mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of Lev Garantin
> > Sent: Friday, August 10, 2007 9:27 AM
> > To: juniper-nsp at puck.nether.net
> > Subject: [j-nsp] BGP communities for direct routes
> >
> > Hello,
> >
> > I'm new to JunOS (coming from Foundry) and am enjoying
> > the experience a lot.
> >
> > I just have a small problem, I can't seem to figure
> > out how to add a (BGP) community to a direct route so
> > that I can export it together with aggregate and
> > static routes in a community based BGP export policy.
> >
> > i.e.
> > I want to export 192.168.0.0/24, 192.168.1.0/24 and
> > 192.168.2.0/24 to an iBGP neighbor.
> >
> > I'm using Junos 7.6.
> >
> > lev at test# show interfaces ae0.2
> > vlan-id 2;
> > family inet {
> >     address 192.168.0.1/24;
> >     address 192.168.1.1/24;
> > }
> >
> > lev at test# show routing-options static route
> > 192.168.2.0/24
> > discard;
> > no-install;
> > community 65000:10;
> >
> > lev at test# show policy-options policy-statement
> > RR-customers
> > term customers {
> >     from {
> >         protocol [ static aggregate ];
> >         community origin-customer;
> >     }
> >     then accept;
> > }
> > then reject;
> >
> > lev at test# show policy-options community
> > origin-customer
> > members 65000:10;
> >
> > Any pointer are appreciated.
> > Thanks, Lev
> >
> >
> >
> >
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> >
> >
> >
> > ______________________________________________________________
> > ______________________
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> >
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