                                                      Xerox Network System (XNS) Protocol Types

   Last Updated
           2001-05-01

   This registry is also available in XML and plain text formats.

   Registries included below

     * Assigned well-known socket numbers
     * Assigned internet packet types

Assigned well-known socket numbers

   Reference
           [N/A]

   Registration Procedures
           Not assigned by IANA

   Value     Description                                                       Reference
     1   Routing Information
     2   Echo
     3   Router Error
     5   Courier             [Xerox System Integration Standard: Courier: The Remote Procedure Call Protocol. XNSS 038112, December 1981.]
     8   Time Protocol       [Xerox System Integration Standard: Time Protocol. XNSS 088404, April 1984.]
   40-77 Experimental

Assigned internet packet types

   Reference
           [N/A]

   Registration Procedures
           Not assigned by IANA

   Value     Description     Reference
     1   Routing Information
     2   Echo
     3   Error
     4   Packet Exchange
     5   Sequenced Packet
    12   PUP
    13   DoD IP
   20-37 Experimental
