Right on target man :) thats what fixed it but i still have something to
learn about Microsoft ( especially NT ) .. can u shed some light on why it
was doing directed broadcast to other subnets ...

Regards
Atif

-----Original Message-----
From: John Neiberger <[EMAIL PROTECTED]>
To: Atif Awan <[EMAIL PROTECTED]>; [EMAIL PROTECTED]
<[EMAIL PROTECTED]>
Date: Thursday, July 06, 2000 7:21 PM
Subject: Re: interesting


>My guess is that it's because "no ip directed-broadcast" is the default on
>each interface in 12.0.  that's just a guess, I haven't had any coffee yet
>so no actual thought is taking place.  :-)
>
>John Neiberger
>
>>
>>  I had three sites in a hub and spoke configuration. Lets say router A
was
>>  the hub router and there were two spokes router B and router C. All were
>>  2500 series routers ( 2501 ) running IOS 11.2 ip plus i think . There
was
>no
>>  complex configuration; simple static routes and everything was working
>fine.
>>  The NT stations at each site were able to log on to the server placed at
>the
>>  hub and everything was showeing up on the network neighbourhood. This
was
>so
>>  because i had defined the required helper addresses.
>>
>>  Then the need arose to add another site and the hub router A was
replaced
>by
>>  a cisco 2620. the same configuration was copied with ofcourse a few
>>  additional static routes here and there and one more ip helper-address
>>  statement for the new site. The new router was running IOS 12.1(1). The
>next
>>  thing u know that still there is connectivity but when a new machine
>boots
>>  on a remote site it is not able to find a domain controller. I had the
>>  helper addresses defined properly but still nothing. Even the network
>>  neighbourhood did not show all the machines; showed only the local
>machines.
>>  Can anyone take a shot at this and guess what was the problem ?
>>
>>
>>  Regards
>>  Atif
>>
>>  P.S : I managed to figure it out after running a debug trace on UDP but
>>  still i think it was an interesting prob and thought maybe someone could
>>  give me a better explanation to it.
>>
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>
>
>
>
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