well you would have fixed it too :) thats what was the reason that in IOS
12.0 the default is no ip directed-broadcast
Regards
Atif
-----Original Message-----
From: Diegmueller, Jason (I.T. Dept) <[EMAIL PROTECTED]>
To: 'John Neiberger' <[EMAIL PROTECTED]>; Atif Awan <[EMAIL PROTECTED]>;
[EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Thursday, July 06, 2000 7:56 PM
Subject: RE: interesting
>>From my experience, this is the case in an attempt to reduce/eliminate
>smurf amplification on the Internet.
>
>My company uses an application which utilizes directed broadcasts in
>an attempt to save on bandwidth, and any 12.0 deployment/upgrade I do
>required "ip directed-broadcast" on each Ethernet/Tokenring interface.
>
>Oddly enough, both "no ip directed-broadcast" and "ip directed-broadcast"
>will show up in the running-config. I assume this was due to the default
>behavior changing and will probably disappear again.
>
>: -----Original Message-----
>: From: John Neiberger [mailto:[EMAIL PROTECTED]]
>: Sent: Thursday, July 06, 2000 9:07 AM
>: To: Atif Awan; [EMAIL PROTECTED]
>: 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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