Date: Fri, 30 May 1997 10:48:56 +0300 (IDT) From: Nadav Eiron <nadav@barcode.co.il> To: Alastair Rankine <alastair@cia.com.au> Cc: Mitch James <mitchj@hardware.com>, questions@FreeBSD.ORG, freebsd-questions@FreeBSD.ORG Subject: Re: Routing question Message-ID: <Pine.BSF.3.91.970530104746.22687A-100000@gatekeeper.barcode.co.il> In-Reply-To: <v03102800afb42e9c696f@[203.3.122.67]>
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On Fri, 30 May 1997, Alastair Rankine wrote: > >On Fri, 30 May 1997, Adrian Carter wrote: > > > >> MULTICASTING!! =) > >> > >> 224.0.0.1 Is all systems MultiCast > >> 224.0.0.2 is All-Routers-Multicast > >> > >> The problem is somene is attempting to use/access a Multi-Cast service, but > >> you havent configure Mutli-Cast routing in your kernel/sysconfig . > > > >Yeah. Your routed is trying to talk to other routers. The reason you > >didn't see that in 2.1.5 is (as far as I recall) 2.1.5 had, by default, a > >static route for the 224.0.0 network (multicasts). I think that adding > >that to your list of static routes will also do the trick. > > Yep, it does. According to man routed, it uses the Internet Router > Discovery Protocol to find other routers to talk to. This is done using > ICMP broadcast as soon as routed starts up. Neither of my FreeBSD boxes > need to run routed apart from routing between the ethernet and PPP link, > but there doesn't seem to be a global "use static routes only" switch to > routed (at least from my skimming of the man page). If you don't think you need routed, don't run it. It's a major source of trouble many times. By static routes I mean define a static multicast route (not through routed). Hopefully the ICMP broadcasts will use that. > > Thanks to all for the info. > > -- > [ Alastair Rankine ] [ pgp D6E9 DC10 7B7A 9269 0F14 882D E9D9 D4D5 ] > [ home mailto:alastair@cia.com.au http://www.cia.com.au/alastair ] > [ work mailto:alastair@progmatics.com.au http://www.progmatics.com.au ] > > > Nadav
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