
Xerox Network System (XNS) Protocol Types

(last updated 2001-05-01)

Registries included below:
- Assigned well-known socket numbers
- Assigned internet packet types

Registry Name: Assigned well-known socket numbers
Reference: N/A
Registration Procedures: Not assigned by IANA

Registry:
Value    Description                Reference
-------  -------------------------  -----------
1        Routing Information        
2        Echo
3        Router Error
5        Courier                    [XNS038112]
8        Time Protocol              [XNS088404]
40-77    Experimental


Registry Name: Assigned internet packet types
Reference: N/A
Registration Procedures: Not assigned by IANA

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


References
-----------
[XNS038112]  Xerox System Integration Standard: Courier: The Remote
             Procedure Call Protocol.  XNSS 038112, December 1981.

[XNS088404]  Xerox System Integration Standard: Time Protocol.  XNSS
             088404, April 1984.


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