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Date:      Sun, 19 Feb 1995 17:17:15 -0700 (MST)
From:      Ron Lenk <rlenk@xmission.com>
To:        bugs@FreeBSD.org
Cc:        rlenk@xmission.com (Ron Lenk)
Subject:   Bug with PPP
Message-ID:  <199502200017.RAA03402@xmission.xmission.com>

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I have encountered a possible bug in the implementation of the PPP on
FreeBSD 2.0, both the "RELEASE", and in all of the following
snapshots, including 950210. The problem can best be described as a
failure of the PPP link, but only when certain network applications
are executed. The best repeatable examples that I have noted are
during FTP sessions to "ftp.mcom.com", and during the startup of
IRC-II. The modem connection is usually lost as well. There are never
any error messages reported, either to the console, or to
/var/log/messages. The only possible way to resolve the problem is to
kill pppd, and then restart it, assuming that the connection is not
lost. SLIP works fine.

The command line used to invoke pppd was:

pppd crtscts defaultroute /dev/cuaa0 57600

The connection is made to my employer's network. We use Xylogics
Micro-Annex terminal servers, equipped with both SLIP and PPP.

I have attached my machine's configuation data, as well as a copy of
the my kernel configuration file for the 950210 snapshot. I would
appreciate any advice on how to resolve the problem. ( It's actually
not a huge problem, but I'd like to have a working PPP )

Other than this, the latest snapshot appears to be more stable than
any of the previous. The only other bug that I know of involves
non-working menus in some of the simple apps such as "xman" that are
included with X. ( I'm assuming that this is probably a bug in the
Athena Widget Set that is included with XFree86 3.1.1 )

Finally, I would like to thank the entire FreeBSD development team for
producing such a great OS.  

Ron Lenk, Technical support, XMission Internet.
rlenk@xmission.com

------------

My configuration:

Genoa TurboExpress 486-VL3 Motherboard.
Intel 486-DX2 66 Mhz processor.
20 Mbytes 60 ns RAM.
Adaptec 2842-VL SCSI controller. (ahc0)
Micropolis 2210 1.05 Gbyte SCSI hard drive. (sd0)
Quantum PD170S 170 Mbyte SCSI hard drive. (sd1)
Texel DM-5028 SCSI CD-ROM drive. (cd0)
Diamond Stealth 64 DRAM.
Teac 3.5" and 5.25" floppies (fd0, fd1)
3Com 3C503 Ethernet adapter (ed0)
Logitech bus mouse.
2 16550A UARTs (sio0, sio1)
Practical Peripherals PM288MT V.34 modem. ( on cuaa0 )

My kernel configuration file for the 950210 snapshot:

-------------
#
# GENERIC -- Generic machine with WD/AHx/NCR/BTx family disks
#
#	GENERIC,v 1.31 1995/02/09 11:21:07 jkh Exp
#

machine		"i386"
#cpu		"I386_CPU"
cpu		"I486_CPU"
#cpu		"I586_CPU"
ident		HACKED	
maxusers	16	

#options		MATH_EMULATE		#Support for x87 emulation
options		INET			#InterNETworking
options		FFS			#Berkeley Fast Filesystem
options		NFS			#Network Filesystem
options		MSDOSFS			#MSDOS Filesystem
options		"CD9660"		#ISO 9660 Filesystem
options		PROCFS			#Process filesystem
options		"COMPAT_43"		#Compatible with BSD 4.3
options		"SCSI_DELAY=15"		#Be pessimistic about Joe SCSI device
options		BOUNCE_BUFFERS		#include support for DMA bounce buffers
options		UCONSOLE		#Allow users to grab the console

config		kernel	root on sd0 swap on sd0 and vn0 dumps on sd0

controller	isa0
#controller	pci0

controller	fdc0	at isa? port "IO_FD1" bio irq 6 drq 2 vector fdintr
disk		fd0	at fdc0 drive 0
disk		fd1	at fdc0 drive 1
#tape		ft0	at fdc0 drive 2

#controller	wdc0	at isa? port "IO_WD1" bio irq 14 vector wdintr
#disk		wd0	at wdc0 drive 0
#disk		wd1	at wdc0 drive 1

#controller	wdc1	at isa? port "IO_WD2" bio irq 15 vector wdintr
#disk		wd2	at wdc1 drive 0
#disk		wd3	at wdc1 drive 1

#controller	ncr0
controller	ahc0	at isa? bio irq ? vector ahcintr

#controller	bt0	at isa? port "IO_BT0" bio irq ? vector btintr
#controller	uha0	at isa? port "IO_UHA0" bio irq ? drq 5 vector uhaintr
#controller	ahc1	at isa? bio irq ? vector ahcintr
#controller	ahb0	at isa? bio irq ? vector ahbintr
#controller	aha0	at isa? port "IO_AHA0" bio irq ? drq 5 vector ahaintr
#controller	aic0    at isa? port 0x340 bio irq 11 vector aicintr
#controller	nca0	at isa? port 0x1f88 bio irq 10 vector ncaintr
#controller	nca1	at isa? port 0x350 bio irq 5 vector ncaintr
#controller	sea0	at isa? bio irq 5 iomem 0xc8000 iosiz 0x2000 vector seaintr

controller	scbus0

device		sd0
device		sd1
device		sd2

#device		st0

device		cd0	#Only need one of these, the code dynamically grows

#device		wt0	at isa? port 0x300 bio irq 5 drq 1 vector wtintr
#device		mcd0	at isa? port 0x300 bio irq 10 vector mcdintr
#device		mcd1	at isa? port 0x340 bio irq 11 vector mcdintr

#device		scd0	at isa? port 0x230 bio

device		sc0	at isa? port "IO_KBD" tty irq 1 vector scintr
device		npx0	at isa? port "IO_NPX" irq 13 vector npxintr

device		sio0	at isa? port "IO_COM1" tty irq 4 vector siointr
device		sio1	at isa? port "IO_COM2" tty irq 3 vector siointr
#device		sio2	at isa? port "IO_COM3" tty irq 5 vector siointr
#device		sio3	at isa? port "IO_COM4" tty irq 9 vector siointr

device		mse0	at isa? port 0x23c tty irq 5 vector mseintr

device		lpt0	at isa? port? tty irq 7 vector lptintr
#device		lpt1	at isa? port? tty
#device		lpt2	at isa? port? tty

#device de0
device ed0 at isa? port 0x280 net irq  9 iomem 0xd8000 vector edintr
#device ed1 at isa? port 0x300 net irq  5 iomem 0xd8000 vector edintr
#device ie0 at isa? port 0x360 net irq  7 iomem 0xd0000 vector ieintr
#device ep0 at isa? port 0x300 net irq 10 vector epintr
#device lnc0 at isa? port 0x280 net irq 10 drq 0 vector lncintr
#device le0 at isa? port 0x300 net irq 5 iomem 0xd0000 vector le_intr
#device ze0 at isa? port 0x300 net irq 5 iomem 0xd8000 vector zeintr

pseudo-device	loop
pseudo-device	ether
pseudo-device	log
pseudo-device	sl	1
pseudo-device	ppp	1
pseudo-device	pty	16
pseudo-device	speaker
pseudo-device	gzip		# Exec gzipped a.out's
pseudo-device	vn
----------








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