O'Reilly logo

Cisco Networking Simplified by Jim Doherty, Paul Della Maggiora

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

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 ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required