Date: Sun, 12 Feb 2006 17:50:07 GMT From: Mikhail <myicq1@mail.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: i386/93237: ipfw fwd not forward packets from local interfaces Message-ID: <200602121750.k1CHo7KW061953@www.freebsd.org> Resent-Message-ID: <200602121800.k1CI0Gbl095905@freefall.freebsd.org>
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>Number: 93237 >Category: i386 >Synopsis: ipfw fwd not forward packets from local interfaces >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-i386 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Feb 12 18:00:16 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Mikhail >Release: FreeBSD 6.0 >Organization: ZAO OKB RITM >Environment: FreeBSD gate.scenar.com.ru 6.1-PRERELEASE FreeBSD 6.1-PRERELEASE #2: Sun Feb 12 16:06:49 UTC 2006 >Description: gate have two external interfaces (80.68.4.2/255.255.255.240(rl0), 213.24.20.34/255.255.255.252 (ed0)) and one interface with ip from the subnet 80.68.3.104/255.255.255.248 (80.68.3.105). default gateway is 213.24.20.33 subnet 80.68.3.104/255.255.255.248 must forward through 80.68.4.1 for forwarding packets i have next rules in my rc.firewall: fwd 80.68.4.1 ip from 80.68.4.2 to any out via rl0 fwd 80.68.4.1 ip from 80.68.3.104/29 to any out via rl0 transmit information from/to internet to/from my ip's was successfully, except next adresses: 80.68.3.105 and 80.68.4.2. when i ping 80.68.3.105 from internet i see echo-replays for my request (by tcpdump) on interface ed0. it look like as known problem with FreeBSD 5.3 beta 4: "Description 'ipfw fwd' don't forward packet for specified destination when packet ip_src is the same machine's. " >How-To-Repeat: from start >Fix: i don't know. Thank you for your work!!! >Release-Note: >Audit-Trail: >Unformatted:
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