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Re: what's 224.0.0.0 -- and other newbie net-questions



On Fri, Jun 23, 2000 at 08:03:21AM +0100, Tom Furie wrote:
> On Thu, Jun 22, 2000 at 01:08:02AM -0500, Will Trillich wrote:
> 
> > Q: what's the 224.0.0.0 ip/netmask for?
> That's for multicast. I don't know much about multicast, maybe someone
> else can help there.

According to Stevens "TCP/IP Illustrated Vol. 1" 24.220.0.2 is "all
routers on this subnet", and ICMP type 10 is router solicitation
(router discovery).

This information can also be found in RFC 1700 "Assigned Numbers"
(STD0002), but it's not quite the same read as Stevens ...

-- 
Nathan Norman         "Eschew Obfuscation"          Network Engineer
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