From owner-freebsd-questions Sun Feb 9 12:09:56 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id MAA04827 for questions-outgoing; Sun, 9 Feb 1997 12:09:56 -0800 (PST) Received: from yl.sapporo-u.ac.jp (yl.sapporo-u.ac.jp [202.236.47.138]) by freefall.freebsd.org (8.8.5/8.8.5) with ESMTP id MAA04822 for ; Sun, 9 Feb 1997 12:09:48 -0800 (PST) Received: (from bin@localhost) by yl.sapporo-u.ac.jp (8.8.3/CF-3.4W+01/19/97) id FAA24971 for ; Mon, 10 Feb 1997 05:17:20 +0900 (JST) Date: Mon, 10 Feb 1997 05:17:20 +0900 (JST) Message-Id: <199702092017.FAA24971@yl.sapporo-u.ac.jp> X-Authentication-Warning: yl.sapporo-u.ac.jp: bin set sender to using -f Received: from unknown(192.168.1.17) by yl.sapporo-u.ac.jp via smap (V2.0beta) id xma024969; Mon, 10 Feb 97 05:17:12 +0900 To: freebsd-questions From: Yuichiro Masui Subject: NAT cannot relay UDP MIME-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver 1.12 Sender: owner-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Nice to meet you. I'm masui@sapporo-univ.japan. I cannot use RealAudio 'UDP MODE' with IP Filter3.1.6. I don't know why, but NAT cannot relay UDP. But It can relay TCP, because RealAudio can play using 'TCP MODE'. I Packets reached to firewall, for I show using 'trafshow'. I know packet reaching to firewal with using 'trafshow' I want relay UDP, because Please Help Me. I installed IP-Filter3.1.6 on FreeBSD 2.1.6R. --- ipnat -f nat.param --- map ed0 192.168.1.0/24 -> 202.236.47.138/32 portmap tcp/udp 1025:65000 map ed0 192.168.1.0/24 -> 202.236.47.138/32 ----------------------- P.S. Thank you for you read my broken English mail. I want study English that I want mail friends. ---- Yuichiro Masui masui@yl.sapporo-u.ac.jp Sapporo-univ.Japan http://yl.sapporo-u.ac.jp/~masui/