From: Hansang Bae (hbae@xxxxxxxxxx)
Date: Wed Jul 10 2002 - 18:52:53 GMT-3
At 08:51 AM 7/10/2002 -0700, perkinsr@WellsFargo.COM wrote:
>Thanks for the help, since my last note I have made the following 2 changes:
>
>Eliminated the 2924 by using a cross over between R7 and R5
>Changed IP MTU on the TR to 1500
>
>I can get adjacency when I use non-broadcast netowork type and a Neighbor
>statement on each router. This is when I remembered the MTU mismatch, I was
>getting DBD problems while trying to form an adjacency.
>Using Broadcast network types and Debug IP packet I see the R2 sending
>multicasts out the TR interface, R5 sees these and replies with a multicast
>but those packets aren't making it back to R2. The bridge R7 would appear
>to be dropping those packets for some reason. I don't know why and I don't
>know what debug commands to use to troubleshoot the bridging process.
Are you sure the TR interface is using a multicast address? I ask because OSPF
will use broadcast packets instead of multicasts like in Ethernet based networ
ks. This is why it works when you use unicasts.
hsb
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