From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael Gustavo Gassner" Date: Tue, 30 Sep 2003 21:13:36 +0000 Subject: [LARTC] RTP packet filtering Message-Id: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: lartc@vger.kernel.org Hi all, I need to allow RTP packages on my network, but don=B4t want to=20 allow all UDP (And then ill try to priorize it), so i think i could do=20 that using u32. I can see that all packages that are RTP have a field=20 80 00, as shown below (It is the protocol version and payload type): 0000 xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx 0010 xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx 0020 xx xx xx xx xx xx xx xx xx xx 80 00 xx xx xx xx Could someone give me a tip on how should the u32 filter look like? Thanks a lot, Rafael Gustavo Gassner _______________________________________________ LARTC mailing list / LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/