[MSDN Library April 2000] IPX Family of Protocol Identifiers (18.9657399751964%)
MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Windows Sockets Version 2 > Windows Sockets Version 2 Protocol-Specific Annex > Windows Sockets 2 Protocol-Specific Annex > IPX/SPX > IPX/SPX Overview