Sequenced Packet Exchange


Sequenced Packet Exchange

(networking, protocol)(SPX) A transport layer protocolbuilt on top of IPX. SPX is used in Novell NetWaresystems for communications in client/server application programs, e.g. BTRIEVE (ISAM manager).

SPX is not used for connections to the file server itself;this uses NCP. It has been extended as SPX-II. SPX/IPXperform equivalent functions to TCP/IP.

http://developer.novell.com/research/appnotes/1995/december/03/04.htm.