Date: Tue, 14 Dec 1999 15:38:08 GMT From: kh@mogami-wire.co.jp To: FreeBSD-gnats-submit@freebsd.org Subject: kern/15475: pppd(8) sets the Source Address field of IP Header to 0.0.0.0 Message-ID: <199912141538.PAA01014@sf.mogami-wire.co.jp>
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>Number: 15475 >Category: kern >Synopsis: pppd(8) sets the Source Address field of IP Header to 0.0.0.0 >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Dec 13 23:20:01 PST 1999 >Closed-Date: >Last-Modified: >Originator: Kouichi Hirabayashi >Release: FreeBSD 3.3-RELEASE i386 >Organization: Mogami Wire & Cable Corp. >Environment: FreeBSD-3.3R i386 >Description: pppd(8) sets the Source Address field of IP Header to 0.0.0.0 but negotiated local IP address. >How-To-Repeat: By monitoring with 'tcpdump -i ppp0', do /usr/sbin/pppd connect 'chat "" "ATD<tel_no>" "CONNECT"' \ /dev/cuaa0 user <user> to some dial-up ppp server (whitch requests CHAP authentification) with following file. --- /etc/ppp/options --- 38400 modem crtscts debug noipdefault ipcp-accept-local ------------------------ --- /etc/ppp/chap-secrets --- <user> * <password> * ----------------------------- Typycal dump list is as follows. 14:50:20.299715 0.0.0.0.1034 > 10.0.5.195.5020: S \ 1510878817:1510878817(0) win 16384 <mss 1484> (DF) .. On FreeBSD-2.2.8R, typical dump list is as follows. 11:04:52.633283 202.23.252.137 > 10.0.5.195.5020: S \ 250102342:250102342(0) win 16384 <mss 1484,nop,wscale \ 0,nop,nop,timestamp 2628 0,nop,nop,ccnew[|tcp]> (DF) .. >Fix: >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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