Definition: XNS

(1) See XDI.

(2) (Xerox Network Services) An early networking protocol suite developed at Xerox's Palo Alto Research Center (PARC). XNS has been the basis for many popular network architectures including Novell's NetWare, Banyan's VINES and 3Com's 3+.

                 XNS        Net
 XNS Layer     Protocols    Ware  OSI

 4 Application                    7

 3 Control                        5/6

 2 Transport     SPP, PEP   SPX   4

 1 Internet      IDP        IPX   3

 0 Transmission  Ethernet         1/2