Date: Sun, 04 Apr 2004 16:31:09 -0600 From: Brandon Erhart <berhart@ErhartGroup.COM> To: Chuck Swiger <cswiger@mac.com> Cc: freebsd-net@freebsd.org Subject: Re: FIN_WAIT_[1,2] and LAST_ACK Message-ID: <6.0.2.0.2.20040404163034.01c82c80@mx1.erhartgroup.com> In-Reply-To: <40708B96.4050905@mac.com> References: <6.0.2.0.2.20040404152043.01c83320@mx1.erhartgroup.com> <4070860F.6030701@mac.com> <6.0.2.0.2.20040404160622.01c84428@mx1.erhartgroup.com> <40708B96.4050905@mac.com>
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I want to explicitly get it out of those states, without any help from the other end. What must I modify to achieve this? Brandon At 04:26 PM 4/4/2004, you wrote: >Brandon Erhart wrote: >[ ... ] >>Any advice on the timeouts? I don't really care about the RFC , honestly >>:-P. Like I said, I'm going for sheer speed. > >My advice was to read the RFC as it contains significant discussion about >these timeouts, but you're free to disregard it if you please. > >In particular, the discussion of FIN/ACK handling is relevant, since a TCP >implementation ought to move through the various FIN_WAIT states rapidly >if both sides agree to close and don't have more data to send. Using >tcpdump to verify what's going on might help you figure out why the >connections are lingering around... > >-- >-Chuck
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