IPX Addressing and Address Structure
IPX is a network layer protocol with its own proprietary addressing structure. This section introduces the IPX address structure that each IPX client (sometimes called a workstation in NetWare documentation) or server must have to communicate with other IPX devices on an internetwork.
An IPX address has two components, a 32-bit network component that applies to a given LAN or WAN segment, and a 48-bit node component that uniquely identifies a client or a server. Most nodes determine this unique number by reading the 48-bit data link layer (Layer 2) address on their LAN interface. As we will see, it is not a requirement of IPX to have the data link layer address of the device match the node component, but ...
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