internal SambaServer inaccessible when ISP goes down

Seth Roth ssscud at
Wed Feb 21 21:00:06 GMT 2001

when your isp goes down , what propogates tcp?

--- "Russell A. Bell" <rbell at>
> 	'The best thing to do is to setup a local DNS
> server for your
> network, at least so it gets a 'host not found'
> earlier.  Or you could
> just list the hosts in /etc/hosts if its a smaller
> network.'
> 	'one way to end all that is to have a hosts file on
> the client
> machines.'
> 	'I wrote complaining about this a few months ago
> and never got
> a 'good' answer, but we saw exactly the same
> results. If you check the
> archives though I believe there has been some good
> discussion about
> this - particularly centered around adding your
> hosts to /etc/hosts. I
> recall that it wasn't even necessary to put names,
> just the ip
> numbers.'
> 	1) I already had all the machines listed in
> /etc/hosts and
> /etc/lmhosts and on the client machines.
> 	2) I could ping, telnet, and ftp SambaServer from
> the Windoze
> machines, proving 1).
> 	3) 1) does not matter: the external DNS does not
> resolve
> internal names.
> 	I can make sense of the problem only by presuming
> that nmbd
> believes it necessary to connect to some external
> address (a 'silent'
> external samba server that participated in a
> previous election?).
> Since I want Samba to handle only internal traffic I
> could disable
> this if I understood the code well enough.  I see
> the call, I could
> make it do nothing but return success, but I don't
> know all the
> ramifications of this.
> russell bell

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