Chapter . IP Convergence with Tunneling
Pushing All Traffic Types Through an IP Network
The Internet uses Internet Protocol (IP) as its exclusive Layer 3 network protocol. Corporate networks, however, have run many other protocols over the past 20 years and find themselves wanting to migrate to an IP-only network. IP has become the de-facto network protocol for nearly every data-based application.
However, other network protocols still in existence are Layer 3 routed protocols such as the NetWare Internetwork Packet Exchange (IPX) and AppleTalk and layer-bridged protocols such as Systems Network Architecture (SNA) and NetBIOS. Today’s routers and switches allow these other protocols and IP to coexist on the same physical network.
Managing multiple ...
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