Re: NBNS (Netbios) storm, how to prevent?

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Andy
Date: 02/02/05 

Date: Wed, 2 Feb 2005 19:30:06 -0000

"Phillip Windell" <@.> wrote in message
news:##NyGtTCFHA.1836@tk2msftngp13.phx.gbl...
> <Andy> wrote in message news:eYmfpGKCFHA.1400@TK2MSFTNGP11.phx.gbl...
> > Fix the Linux box! yeah! well they do fix it but then the same problem
> > occurs again (but usually a different host name) and I am not qualified
to
> > work on Linux.
>
> I understnad the feeling,...I'm in the same position. But that does not
> change reality,...the source of the problem is the Linux boxes,...that is
> where the problem exists and is where it is to be solved. You cannot solve
> the problem where it doesn't exits.
>
> It doesn't matter how strange the Linux boxes are,...they can't use what
> they don't have. If they don't have the Name Server (NBNS) set in their
> configuration they they can not use such an IP# in a "directed" NBNS
Query,
> and you no longer have a problem. It isn't that big a mystery. The peole
> that built or setup these things know *exactly* where that setting is
> because they put it there,...they can remove it as well.
>
> You could also post the whole question in a Newsgroup devoted to Linux and
> have an answer in about 20 minutes.
>
> > Spent an hour this morning trying out VLAN on a couple of spare ports
> > (static), easy to setup and it works. If we could configure routing
> between
> > VLANs would this be an acceptable way to segment the network? I will
have
> a
> > go at setting up VLAN IP routing tomorrow and see where that takes us.
>
> You are pretty much wasting your time if you are doing that to solve this
> issue. The most you will accomplish is keeping the NBNS querys in the
Music
> Room's subnet but that won't be helping the issue in the Music Room and
they
> will still be complaining.
>
> However splitting up the sytems in to a couple of subnets is a good thing
> over all.
>
> --
>
> Phillip Windell [MCP, MVP, CCNA]
> www.wandtv.com
>
>

Phillip,

Ah but what happens in the Music Room isn't my problem! So would it be OK to
use VLANs to reduce the number of hosts per subnet? Seems easy and cheap.
Almost too good to be true! But is it?

Andy.

Relevant Pages

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