I read the RFC, so I guess it can be used. My bad. AM I correct in saying that one interface will be assigned the all zero subnet as it's IP and the other will be assigned the broadcast IP address for that subnet?
Steve ""VoIP Guy"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > I know that, but the network and broadcast addresses are unusable. Thus the > two good addresses for hosts. > ""Craig Columbus"" wrote in message > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > With a /30 you use 4 IP addresses (network, 2 node, 1 broadcast). You > save > > addresses with a /31. > > Here's a link with more info: > > > > http://www.ietf.org/rfc/rfc3021.txt?number=3021 > > > > Thanks, > > Craig > > > > At 08:32 AM 11/30/2001 -0500, you wrote: > > >Maybe I'm missing something, but there are only 2 useable addresses in a > > >/30, and only 2 interfaces participating in a point-to-point link, so how > > >are there 50% of the addresses wasted. > > > > > >Steve > > > > > > > > >""MADMAN"" wrote in message > > >[EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > > Point to point connections, with a /30 you waste 50% of the > > > > avaivalable addresses. > > > > > > > > Dave > > > > > > > > Nicolas FEVRIER wrote: > > > > > > > > > > Hi group, > > > > > > > > > > I'm puzzled by the use of /31 subnets... > > > > > Anybody can explain me the benefits of such a subnet on an interface > ? > > > > > > > > > > Thanxx. > > > > > > > > > > Nicolas. > > > > -- > > > > David Madland > > > > Sr. Network Engineer > > > > CCIE# 2016 > > > > Qwest Communications Int. Inc. > > > > [EMAIL PROTECTED] > > > > 612-664-3367 > > > > > > > > "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=27806&t=27802 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]