nanog mailing list archives
Re: A slight call to order (Re: Internic address allocation policy )
From: "Steven J. Richardson" <sjr () merit edu>
Date: Mon, 20 Mar 1995 13:12:30 -0500
> Date: Mon, 20 Mar 1995 11:21:12 -0600 (CST) > From: karl () mcs com (Karl Denninger) > To: nanog () merit edu > > > Taking a relatively small chunk of the remaining address space > > > (say, 210.*.*.*) gives us 64k addresses to hand out in convenient > > > > That's 16M addresses, not 64K addresses. We should not equivocate "addre sses" > > and "Class C networks". 210.*.*.* has 2^24 (minus subnet zero and broadc ast > > lossage) addresses -- 16M. 210.*.*.* has 2^16 "Class C networks" -- 64K. We > > must not assume that every customer will get a Class C -- many will get j ust a > > subnet since they will only have a handful of hosts. I know of several > > providers who are chopping things up on nybble boundaries (16 hosts/net, or > > actually 14 with the subnet zero and broadcast taken out). > > Not me! > > I consider a "Class B equivalent" to be 256 NETWORKS, by the common use of > the term, but 65K *addresses*. 1 Class-B-sized prefix = 256 Class-C-sized prefixes. A "network" could be a Class A, B, C, etc., network, or a CIDR network, etc. > Karl Denninger (karl () MCS Net)| MCSNet - The Finest Internet Connectivity > Modem: [+1 312 248-0900] | (shell, PPP, SLIP, leased) in Chicagoland > Voice: [+1 312 248-8649] | 6 POPs online through Chicago, all 28.8 > Fax: [+1 312 248-9865] | Email to "info () mcs net" for more information > ISDN: Surf at Smokin' Speed | WWW: http://www.mcs.net, gopher: gopher.mcs. net
Current thread:
- Re: Internic address allocation policy, (continued)
- Re: Internic address allocation policy George Herbert (Mar 19)
- Re: Internic address allocation policy Alan Hannan (Mar 19)
- Re: Internic address allocation policy George Herbert (Mar 19)
- Re: Internic address allocation policy Paul Traina (Mar 19)
- Re: Internic address allocation policy Alan Hannan (Mar 19)
- Re: Internic address allocation policy George Herbert (Mar 19)
- A slight call to order (Re: Internic address allocation policy ) Paul A Vixie (Mar 20)
- Re: A slight call to order (Re: Internic address allocation policy ) Brett Watson (Mar 20)
- Re: A slight call to order (Re: Internic address allocation policy ) Alan Hannan (Mar 20)
- Re: A slight call to order (Re: Internic address allocation policy ) Karl Denninger (Mar 20)
- Re: A slight call to order (Re: Internic address allocation policy ) Steven J. Richardson (Mar 20)
- Re: A slight call to order (Re: Internic address allocation policy ) George Herbert (Mar 20)
- Re: Internic address allocation policy ATM_Feel_the_Power (Mar 19)
- Re: Internic address allocation policy Hans-Werner Braun (Mar 19)
- Re: Internic address allocation policy ATM_Feel_the_Power (Mar 19)
- Re: Internic address allocation policy Alan B. Clegg (Mar 20)
- Re: Internic address allocation policy Karl Denninger (Mar 20)
- Re: Internic address allocation policy Alan B. Clegg (Mar 20)
- Re: Internic address allocation policy Karl Denninger (Mar 20)
- Re: Internic address allocation policy Gordon Cook (Mar 20)
- Re: Internic address allocation policy Karl Denninger (Mar 20)