Re: tcp/ip bug (2.2.12) or telnet client bug

Vedad Kajtaz (vk@mankind.net)
Mon, 27 Sep 1999 17:30:30 +0200


No, it has nothing to do with telnet, netstat shows:

tcp 0 0 localhost:1234 localhost:1234
ESTABLISHED

I've reproduced it on a 2.2.5-15 (rh6.0 base kernel) too.

Vedad Kajtaz wrote:
>
> Hello,
>
> this is 100% reproduceable on my 2.2.12:
>
> while [ 1 ]; to telnet 127.0.0.1 1234; done
>
> (where 1234 is a tcp port not being bind()'d, works with any other
> unused port):
>
> gives a lot of
> Trying 127.0.0.1...
> telnet: Unable to connect to remote host: Connection refused
>
> end after few seconds/minutes ends up with:
>
> Connected to 127.0.0.1.
> Escape character is '^]'.
>
> I insist, there is no daemon listening on the specified port.
> Anything i type in is simply echo'd.
>
> Thanks,
>
> -- Vedad Kajtaz
>
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