Date: Thu, 15 Feb 1996 15:23:13 -0700 From: Nate Williams <nate@sri.MT.net> To: davidg@Root.COM Cc: Nate Williams <nate@sri.MT.net>, hackers@FreeBSD.ORG Subject: Re: Broadcast, Netmask, and other such information Message-ID: <199602152223.PAA01710@rocky.sri.MT.net> In-Reply-To: <199602152215.OAA07636@Root.COM> References: <199602152115.OAA01407@rocky.sri.MT.net> <199602152215.OAA07636@Root.COM>
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David Greenman writes: > >Maybe I'm not making myself clear. When I say 'addresses in the > >subnet', I'm trying to convey a number which *should* be a power of 2 #. > >In the above example, there are 32 addresses assigned in each subnet, of > >which there are only 31 usable as host addresses (except in the first > >and last subnets due to the .0 & .255 addresses being unusable). > > Actually, no, you would only get 30 hosts per subnet. The all-ones host > part on each subnet is the subnet's broadcast address and all-zeros host > can't be used, either. I'm assigned 32 IP addresses out of the 10.5.5.0/24, which is 10.5.5.96/27. Are you saying that I can't use the address 10.5.5.96 since it's the 'all zeroes' address? Nate
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