From: John Matijevic (matijevi@bellsouth.net)
Date: Mon Dec 29 2003 - 11:51:42 GMT-3
Hello Jeff,
Have you tried using a confederation between r2, r3 and r4?
Sincerely,
Matijevic
----- Original Message -----
From: "Adel Abushaev" <adel@netmasterclass.net>
To: "Jeff Nelson" <jnelson@rackspace.com>; <ccielab@groupstudy.com>
Sent: Monday, December 29, 2003 9:03 AM
Subject: Re: route reflection--netmaster sample
> Would you please send the following configuration:
>
> On R3:
> 1. sh ip bgp sum
> 2. sh ip bgp 192.168.104.0
> sh ip bgp 192.168.105.0
> sh ip bgp 192.168.100.0
> 3. sh ip ospf database | beg Ex
>
> On R2:
> 1. sh ip bgp
>
> On R4: sh ip bgp sum
>
> Thanks,
>
> Adel Abouchaev
> CCIE# 12037, MCSE
> http://www.netmasterclass.net
>
> ----- Original Message -----
> From: "Jeff Nelson" <jnelson@rackspace.com>
> To: <ccielab@groupstudy.com>
> Sent: Sunday, December 28, 2003 11:40 PM
> Subject: route reflection--netmaster sample
>
>
> > I've been going throught the netmaster sample and I came across an issue
> with the route reflection of R3.
> > It short, it does seem to be passing along the 192.168 routes to R4.
> >
> > no sync is configured on R4 (it is receiveing the 3.0.0.0 route, but I
can
> see from a show blahblah advertised routes that R3 is not re-advertising
the
> 192.168 range)
> >
> > bgp is being redistributed into OSPF on R2
> >
> > There does not seem to be a valid reason, but I'm sure I'm missing
> ?something? No time to waste time, but this kind of stuff should be cake.
> >
> > Here is the bgp configs from each router:
> > r4:
> > router bgp 64600
> > no synchronization
> > bgp log-neighbor-changes
> > neighbor 172.16.34.3 remote-as 64600
> >
> > r3:
> > router bgp 64600
> > bgp log-neighbor-changes
> > network 3.0.0.0
> > neighbor 172.16.34.4 remote-as 64600
> > neighbor 172.16.34.4 route-reflector-client
> > neighbor 172.16.123.2 remote-as 64600
> > neighbor 172.16.123.2 route-reflector-client
> >
> > r2:
> > router bgp 64600
> > bgp log-neighbor-changes
> > neighbor 172.16.123.1 remote-as 100
> > neighbor 172.16.123.3 remote-as 64600
> >
> > r1
> > router bgp 100
> > no synchronization
> > bgp log-neighbor-changes
> > aggregate-address 192.168.100.0 255.255.252.0 as-set summary-only
> > neighbor 172.16.17.7 remote-as 700
> > neighbor 172.16.17.7 remove-private-AS
> > neighbor 172.16.123.2 remote-as 64600
> > no auto-summary
> >
> > This is the routing table on R3:
> > O E2 192.168.104.0/24 [110/1] via 172.16.123.1, 00:06:27, Serial0/1
> > 3.0.0.0/24 is subnetted, 1 subnets
> > C 3.3.3.0 is directly connected, Loopback31
> > O E2 192.168.105.0/24 [110/1] via 172.16.123.1, 00:06:27, Serial0/1
> > 172.16.0.0/16 is variably subnetted, 12 subnets, 4 masks
> > O IA 172.16.50.0/24 [110/129] via 172.16.123.2, 00:06:27, Serial0/1
> > D EX 172.16.40.0/23 [170/156160] via 172.16.34.4, 02:29:34,
> FastEthernet0/0
> > C 172.16.34.0/24 is directly connected, FastEthernet0/0
> > C 172.16.28.0/22 is directly connected, Loopback30
> > O IA 172.16.25.0/24 [110/128] via 172.16.123.2, 00:06:28, Serial0/1
> > O IA 172.16.20.0/24 [110/65] via 172.16.123.2, 00:06:28, Serial0/1
> > O E2 172.16.17.0/24 [110/100] via 172.16.123.1, 00:06:28, Serial0/1
> > O E2 172.16.2.0/24 [110/20] via 172.16.123.2, 00:06:28, Serial0/1
> > C 172.16.123.0/24 is directly connected, Serial0/1
> > O E2 172.16.88.0/24 [110/100] via 172.16.123.1, 00:06:28, Serial0/1
> > O E2 172.16.80.0/27 [110/100] via 172.16.123.1, 00:06:28, Serial0/1
> > O E2 172.16.77.0/24 [110/100] via 172.16.123.1, 00:06:28, Serial0/1
> > O*E2 0.0.0.0/0 [110/1] via 172.16.123.2, 00:06:28, Serial0/1
> > O E2 192.168.100.0/22 [110/1] via 172.16.123.1, 00:06:28, Serial0/1
> >
> > Here is the bgp table from R3 (note type is IGP and not incomplete
because
> I was playing with how it was injected to see if it would propagate--of
> course it didn't)
> > Network Next Hop Metric LocPrf Weight Path
> > *> 3.0.0.0 0.0.0.0 0 32768 i
> > * i192.168.100.0/22 172.16.123.1 100 0 100 700 i
> > * i192.168.104.0 172.16.123.1 100 0 100 700 i
> > * i192.168.105.0 172.16.123.1 100 0 100 700 i
> >
> >
> > Would appreciate a tip from someone that's gone through this scenario.
> >
> > Thanks,
> > Jeff
> >
> > _______________________________________________________________________
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