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Date: Mon, 16 Jun 1997 19:00:02 -0700 (PDT)
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From: Brian Somers <brian@awfulhak.org>
Subject: Re: bin/3885: User PPP hangs forever with -ddial 
Reply-To: Brian Somers <brian@awfulhak.org>
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The following reply was made to PR bin/3885; it has been noted by GNATS.

From: Brian Somers <brian@awfulhak.org>
To: stesin@gu.net
Cc: FreeBSD-gnats-submit@FreeBSD.ORG, stable@FreeBSD.ORG
Subject: Re: bin/3885: User PPP hangs forever with -ddial 
Date: Tue, 17 Jun 1997 02:49:56 +0100

 > 
 > >Number:         3885
 > >Category:       bin
 > >Synopsis:       /usr/bin/ppp -ddial sleeps forever instead of redial
 > >Confidential:   no
 > >Severity:       critical
 > >Priority:       high
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Mon Jun 16 13:30:01 PDT 1997
 > >Last-Modified:
 > >Originator:     Andrew Stesin
 > >Organization:
 > just me
 > >Release:        FreeBSD 2.2-970612-RELENG i386
 > >Environment:
 > FreeBSD connected to cisco 2511 with 57600 async LL
 > 
 > 	The condifuration is pretty much usual.  Some recent
 > 	version of PPP (pre-2.2.2) worked well and still does.
 > 
 > >Description:
 > 
 > 	Permanent PPP LL connection starts form /etc/start_if.tun0
 > 	but the problem occurs after manual dial as well.
 > 
 > 	After a carrier drop PPP doesn't redial, log shows
 > 	that it goes to a state when the last 3 messages
 > 	in the log are:
 > 
 > ... LCP: State change Req-Sent --> Stopped
 > ... LCP: LcpLayerFinish
 > ... Phase: NewPhase: Dead
 > 
 > 	... and it just sits there forever.
 > 
 > 	If I telnet 127.0.0.1 3000 then after a few different "show"
 > 	commands I noticed that redial timer (is set to 5 seconds
 > 	and 999 attempts) is not decremented, PPP just sits at
 > 	"3 seconds remained until a redial attempt" or alike.
 > 
 > 	"3 seconds" aren't changing.
 > 
 > >How-To-Repeat:
 > 
 > 	I think that just launch /usr/bin/ppp -ddial to something
 > 	which speaks PPP, and wait (or provoce) a carrier drop
 > 	or line disconnect.
 > 
 > 	I did this a few times with identical results.
 > 
 > >Fix:
 > 	
 > 	Considering the fact that recently some changes
 > 	were applied to PPP, I think that some damage was
 > 	done to PPP state machine with regard to redialing,
 > 	it worked in pre-2.2.2 days.
 > 
 > 	Nothing more detailed, sorry. The testbed is here
 > 	and I'm ready to do any test and actions one would
 > 	like me to do in order to discover problem source.
 > 
 > >Audit-Trail:
 > >Unformatted:
 
 Can you try out the current version from RELENG_2_2 -
 main.c version 1.22.2.26 and drop me a line with your
 successes/failures ?  Thanks.
 -- 
 Brian <brian@awfulhak.org>, <brian@freebsd.org>
       <http://www.awfulhak.org>
 Don't _EVER_ lose your sense of humour....