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From: Damian Lukowski <damian@tvk.rwth-aachen.de>
To: netdev <netdev@vger.kernel.org>
Subject: TCP Connection teardown seems to violate TCP specification
Date: Wed, 14 Aug 2013 21:21:35 +0200	[thread overview]
Message-ID: <1376508095.4596.12.camel@nexus> (raw)

Hi,

the TCP specification states that an endpoint has to accept
packets from the other side even after it has half-closed the
connection locally. This does not seem to be the case
under Linux?

For example, when I wget -O /dev/null https://www.verisign.com/
--max-redir 0, the local TCP stack sends an FIN,ACK close to the end.
However, the webserver has more data to send (Encrypted Alert).
Instead of ACKing the packet, the local side sends a RST.
This seems wrong to me.

Regards
 Damian

             reply	other threads:[~2013-08-14 19:31 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-14 19:21 Damian Lukowski [this message]
2013-08-14 19:50 ` TCP Connection teardown seems to violate TCP specification Yuchung Cheng
2013-08-14 20:14   ` Rick Jones
2013-08-14 21:18     ` Damian Lukowski
2013-08-14 21:38       ` Rick Jones
2013-08-15  5:32         ` Damian Lukowski
2013-08-15  0:19       ` David Miller
2013-08-14 20:46   ` Damian Lukowski

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