RFC 840 (rfc840) - Page 2 of 23

Official protocols

RFC 840                                                       April 1983
                                                      Official Protocols


   In particular, the status may need some further clarification:

      required

         - all hosts must implement the required protocol,

      recommended

         - all hosts are encouraged to implement the recommended
         protocol,

      elective

         - hosts may implement or not the elective protocol,

      experimental

         - hosts should not implement the experimental protocol unless
         they are participating in the experiment and have coordinated
         their use of this protocol with the contact person, and

      none

         - this is not a protocol.

Overview

   Catenet Model

      STATUS:  None

      SPECIFICATION:  IEN 48 (in IPTW)

      COMMENTS:

         Gives an overview of the organization and principles of the
         Internet.

         Could be revised and expanded.

      OTHER REFERENCES:

      DEPENDENCIES:

      CONTACT: Postel@USC-ISIF






Postel