Date: Tue, 19 Apr 2005 08:23:54 +0700 (ICT) From: Olivier Nicole <on@cs.ait.ac.th> To: jpp@cloudview.com Cc: freebsd-questions@freebsd.org Subject: Re: Multicast and security Message-ID: <200504190123.j3J1Nsxj032851@banyan.cs.ait.ac.th> In-Reply-To: <42643F94.7020903@cloudview.com> (message from John Pettitt on Mon, 18 Apr 2005 16:15:32 -0700) References: <42643F94.7020903@cloudview.com>
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> I'm looking at adding MROUTING to my gateway/firewall box (Soekris > 4801 running 5.4 RC2). However having not played with multicast > before I'm looking for pointers on the security issues (I don't want > to create a gaping hole in my FW). It depends on how your ISP is doing his multicast routing. Here we are using PIM and it means: PIM proto 103 from router to router and from router to 224.0.0.13/32 IGMP proto 2 from client to 224/4 UDP from client to 224/4 Olivier
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