Proffered Official Initial Connection Protocol
This specification has been revised 6 times since RFC 66 (1970). Each document below formally obsoleted the one before it; the versions still in force are listed first.
Revision timeline
Current version — implement against this
Superseded versions — historical reference only
- RFC 66NIC - third level ideas and other noiseObsoletedAugust 1970replaced by RFC123
- RFC 80Protocols and Data FormatsObsoletedDecember 1970replaced by RFC123
- RFC 123Proffered Official ICPObsoletedApril 1971replaced by RFC165
- RFC 127Comments on RFC 123ObsoletedApril 1971replaced by RFC145
- RFC 143Regarding proffered official ICPObsoletedMay 1971replaced by RFC165
- RFC 145Initial Connection Protocol Control CommandsObsoletedMay 1971replaced by RFC165
This lineage is derived automatically from the “obsoletes” relationships recorded in the public RFC Editor index — no editorial judgement is applied to the ordering. The most recent document in the chain is RFC 165 (May 1971).