Date: Sat, 14 Jul 2007 14:25:51 -0700 From: Brian Somers <brian@Awfulhak.org> To: Brett Glass <brett@lariat.net> Cc: freebsd-net@freebsd.org, Mike Tancsa <mike@sentex.net> Subject: Re: Bug in userland PPP LQR? Message-ID: <20070714142551.52f9a6b4@dev.lan.Awfulhak.org> In-Reply-To: <200707141901.NAA27366@lariat.net> References: <200707110014.SAA02181@lariat.net> <ousa931n9u85mja8m4d26p0r3ol1g3h062@4ax.com> <200707120114.TAA28481@lariat.net> <20070714114132.6b395616@dev.lan.Awfulhak.org> <200707141901.NAA27366@lariat.net>
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On Sat, 14 Jul 2007 13:01:06 -0600 Brett Glass <brett@lariat.net> wrote: > At 12:41 PM 7/14/2007, Brian Somers wrote: > >I expect unacknowledged LQR packets to be resent > >5 times (exactly the same packet), and the 6th > >timeout to cause a line drop. > > That's what I thought too. But it seems as if a > single dropped packet among plenty of successful > ones can cause the session to drop. This is > why I am wondering if the counter is properly reset > or if one missed packet leads to a permanent loss > of synchronization. The lqm logging should prove/disprove that ppp is sending the packet 6 times. The code *looks* ok. The counter is reset at line 236 of lqr.c (on receipt of an LQR packet). -- Brian Somers <brian@Awfulhak.org> Don't _EVER_ lose your sense of humour ! <brian@FreeBSD.org>
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