RFC 991 (rfc991) - Page 2 of 46


Official ARPA-Internet protocols



Alternative Format: Original Text Document





RFC 991                                                    November 1986
Official ARPA-Internet Protocols


      The DEPENDENCIES indicate what other protocols are called upon by
      this protocol.

      The CONTACT indicates a person who can answer questions about the
      protocol.

      In particular, the status may be:

         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.

         For further information about protocols in general, please
         contact:

            Joyce K. Reynolds
            USC - Information Sciences Institute
            4676 Admiralty Way
            Marina del Rey, California  90292-6695

            Phone: (213) 822-1511

            ARPA mail: 






Reynolds & Postel