nanog mailing list archives
Re: sendmail.cf
From: Stephen Satchell <list () satchell net>
Date: Fri, 22 Feb 2019 11:47:40 -0800
On 2/22/19 11:27 AM, bzs () theworld com wrote:
I don't know the high-water mark for the number of IMPs or more specifically how many existed on the NCP->TCP flag day but I'm pretty sure the theoretical maximum was 256 tho no doubt someone had a way to extend that. But, w/o extensive changes, 256, probably 254, not sure 0 or 255 could be an IMP number, whatever!
There was no node 0 or 255. So the number of nodes was capped at 254. For each node, there were subnodes so that multiple computers at each location could be addressed. It wasn't a full 8-bit field.
Current thread:
- Re: A Zero Spam Mail System [Feedback Request], (continued)
- Re: A Zero Spam Mail System [Feedback Request] Jimmy Hess (Feb 18)
- RE: A Zero Spam Mail System [Feedback Request] Matthew Black (Feb 20)
- Re: A Zero Spam Mail System [Feedback Request] Dave Crocker (Feb 20)
- RE: A Zero Spam Mail System [Feedback Request] bzs (Feb 20)
- Re: A Zero Spam Mail System [Feedback Request] Brielle Bruns (Feb 20)
- Re: A Zero Spam Mail System [Feedback Request] Suresh Ramasubramanian (Feb 20)
- Re: sendmail.cf Brielle Bruns (Feb 20)
- Re: sendmail.cf bzs (Feb 21)
- Re: sendmail.cf Bjørn Mork (Feb 22)
- Re: sendmail.cf bzs (Feb 22)
- Re: sendmail.cf Stephen Satchell (Feb 22)
- Re: A Zero Spam Mail System [Feedback Request]...sendmail.cf bzs (Feb 20)
- Re: A Zero Spam Mail System [Feedback Request]...sendmail.cf Steve Feldman (Feb 21)
- Re: A Zero Spam Mail System [Feedback Request]...sendmail.cf bzs (Feb 21)
- Re: A Zero Spam Mail System [Feedback Request]...sendmail.cf John Curran (Feb 21)
- Re: A Zero Spam Mail System [Feedback Request]...sendmail.cf bzs (Feb 21)
- Re: A Zero Spam Mail System [Feedback Request] Carsten Bormann (Feb 20)
- Re: A Zero Spam Mail System [Feedback Request] Brett Watson (Feb 21)
- Re: A Zero Spam Mail System [Feedback Request] Brett Watson (Feb 21)