From: ccie candidate (ccie1@xxxxxxxxx)
Date: Sun Aug 18 2002 - 07:55:51 GMT-3
ok
may be the problem is the same one we were discussion under subject "bridging "
where the serial interfaces cannot reach each other because of the MAC ,try to
enable IRB with BVI interface in spokes and give the BVI the IP address instea
d of the serial and see if it work ..let me know :)
HTH
On Sun, 18 Aug 2002 15:21:16
K Sarangan wrote:
>In this scenario, i have enabled point-point sub int. on the Hub and physical
on the spokes.
>Given frame map bridge broadcast on the sopkes and Hub.
>
>Pinging from a PC in R2, iam getting encapsulation failed when I do
>debug ip packet. Tried various options on the sopke, point-point, multipoint e
tc and
>even enabled IRB with BVI on R2. But still the same error. What could be the p
roblem?.
>
>
>
>-----Original Message-----
>From: ccie candidate [mailto:ccie1@lycos.com]
>Sent: Friday, August 16, 2002 11:20 AM
>To: ccielab@groupstudy.com; Ng, Kim Seng David (David)
>Subject: Re: Bridging over FR hub and spoke
>
>
>hi ;
>these scenario will not work in briding as well as some other things i come to
discover .
>ipx rip ---> you cannot disable split horizon , you need subif.
>Nlsp------> also you need subif (duno why )
>briding --> packets will not return back from the same interface .
>
>pim dense mode --> the prune will not be listened by spokes and cannot be over
ride ...use sparse mode .
>
>
>HTH
>
>
>
>
>--
>
>On Fri, 16 Aug 2002 08:31:49
> Ng, Kim Seng David (David) wrote:
>>Hi group,
>>
>> I am having some difficulties with the following bridging scenario:
>>
>>
>> e0-R2-s0------------FR CLOUD---------s0-R3-BVI1
>> |
>> |
>> |
>> e0-R1 (HUB)
>>
>>
>>R1 is the Root Bridge and the hub in this frame-relay hub and spoke configura
tion. All has bridging switched on. Since they are all using physical interface
, I need to configure "frame-relay map bridge [dlci] broadcast" on every router
. The R1 will have two frame-map bridge mappings as it is the hub. I also enabl
ed IRB and created a BVI1 on R3. The command "bridge 1 route ip" is configured
only on R3 since the BVI is there.
>>
>>Tested by pinging the BVI1 on R3 from a PC connected to the e0 of R1 and R2.
The result:
>>
>>From R1 -PASSED
>>From R2 -FAILED (even after "clear arp")
>>
>>Has this got something to do with split-horizon?
>>
>>Thanks in advance
>>David
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