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[ILUG] Simple Socket sniffer?

[ILUG] Simple Socket sniffer?

Colm MacCarthaigh colm at stdlib.net
Thu May 27 22:34:19 IST 2004


On Thu, May 27, 2004 at 07:11:54PM +0100, John Madden wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> On (27/05/04 16:22), Colm MacCarthaigh didst pronounce:
> > 
> > netcat :)
> > 
> > nc -l -p [port you want to listen on] | tee [datafile] | nc [host] [port]
> > 
> Except that that'll only work for the first connection, because the
> listening netcat shuts down after the connection closes.

True, if you want multiple connect's, just run tee and netcat from
inetd. A more general problem (though not relevant to the request
as stated) might be that it's not duplex. For that we need fifos.

-- 
Colm MacCárthaigh                        Public Key: colm+pgp at stdlib.net



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