[j-nsp] Missing routes in bgp.l3vpn.0 table

Affandi Indraji affandi.i at pacific.net.sg
Tue Nov 9 04:56:15 EST 2004


Hi,

Has anyone encounter this before?

Here is the scenario.

rc1 --- rr --- rc2

The route client1 doesn't received any routes advertisement from route
reflector even though the route reflector has sent the routes to the route
client1. While route client2, which has the same configuration, receive the
advertisement from route reflector.

rc1-------------------------------------------------------------------------
-
group RR {
    type internal;
    family inet {
        unicast;
    }
    neighbor 10.1.1.4 {
        local-address 10.1.1.81;
        family inet {
            unicast;
        }
        family inet-vpn {
            unicast;
        }
    }
}

show bgp sum
10.1.1.4     65232     121123      87742       0       8     5:01:05 Establ
  inet.0: 10256/75296/0
-->  bgp.l3vpn.0: 0/0/0

rc2-------------------------------------------------------------------------
group RR {
type internal;
family inet {
    unicast;
}
neighbor 10.1.1.4 {
    local-address 10.1.1.82;
    family inet {
        unicast;
    }
    family inet-vpn {
        unicast;
    }
}

10.1.1.4     65232    5778389     959172       0       3     4w5d13h Establ
  inet.0: 87139/152181/0
-->  bgp.l3vpn.0: 39/39/0

rr--------------------------------------------------------------------------
group RC {
    type internal;
    family inet {
        unicast;
    }
    cluster 1.1.1.1;
    neighbor 10.1.1.82 {
        preference 170;
        local-address 10.1.1.4;
        family inet {
            unicast;
        }
        family inet-vpn {
            unicast;
        }
        vpn-apply-export;
    }
    neighbor 10.1.1.81 {
        preference 170;
        local-address 10.1.1.4;
        family inet {
            unicast;
        }
        family inet-vpn {
            unicast;
        }
        vpn-apply-export;
    }
}


10.1.1.81    65232      87964     137905       0       0     5:08:08 Establ
  inet.0: 76963/115144/0
  bgp.l3vpn.0: 7/9/0
10.1.1.82    75232     244761    3849197       0       3     4w5d13h Establ
  inet.0: 27/28/0
  bgp.l3vpn.0: 12/12/0

----------------------------------------------------------------------------
--

The strange thing is, It's been working for a while and there is no changes
on the config. And suddenly, rc1 doesn't receive the advertisement from rr
anymore.

This is what I have tried:
1. Reset the BGP session - still not work
2. remove the IPv4 bgp, so only run bgp-vpn - still not work

Is it a bug? anyone has experience this before?

Thank you.

Regards,
Fandi




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