Network Host Status

This specification has been revised 4 times since RFC 293 (1972). Each document below formally obsoleted the one before it; the versions still in force are listed first.

Revision timeline

  1. RFC 293 (1972)
  2. RFC 298 (1972)
  3. RFC 306 (1972)
  4. RFC 315 (1972)
  5. RFC 319 (1972)

Current version — implement against this

Superseded versions — historical reference only

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 319 (March 1972).