Date: Thu, 15 Sep 2005 10:12:30 -0500 From: Eric Schuele <e.schuele@computer.org> To: Eric Schuele <e.schuele@computer.org> Cc: Grant Peel <gpeel@thenetnow.com>, freebsd-questions@freebsd.org Subject: Re: IPs , Netmasks and Broadcast. Message-ID: <43298F5E.5060102@computer.org> In-Reply-To: <43298E1D.8090006@computer.org> References: <014f01c5b945$65df9280$6501a8c0@GRANT> <43298E1D.8090006@computer.org>
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Eric Schuele wrote: > Grant Peel wrote: > >> Hi All, >> >> Now I am really confused. >> >> Up until this morning I thought I had a good handle on when I need to >> use the real Netmask and Broadcast. >> >> For example, If I have 3 servers, and my upline asigns me a block of >> 128 addresses, for the first ip used (from this block) on each server, >> I would need to specify the IP, true netmask and a broadcase. Then, >> when using more IPs from that block, I would use a 255.255.255.255 >> netmask and a broadcast equal to the IP. > > > Google > CIDR > IP Netmask > IP broadcast > > HTH. > Hmmm... I may have had a tad too much coffee this morning. I think I read over your OP too quick and probably have not answered the question properly. Its all good reading... but probably not applicable to your problem. >> >> Today, I was in this exact position where I was tring to add an (the >> first one one THAT machine, from that block) IP from a block that is >> almost completely used up on another server, and the one I was adding >> it to would not take it. When I tried adding it with a 255.255.255.255 >> netmask, and a broadcast eaqual to the amount of IPs from that block - >> it worked. >> >> this is on a FreeBSD 4.10 machine. >> >> WHich way is correct for 4.7 and higher? >> >> -Grant >> >> >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to >> "freebsd-questions-unsubscribe@freebsd.org" >> > > -- Regards, Eric
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