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

Part IV. How Traffic Gets from Here to There

How Traffic Gets from Here to There
<feature><title></title> </feature>

Cisco Systems is in the business of computer networking. Computer networks are responsible for moving traffic from a source to a destination. When you type http://www.cisco.com/, the network must know how to move the request from your computer to the server at Cisco that contains the web page you want. The same process applies to dialing a phone number on a phone.

At their most basic level, networks move electric signals, light waves, and radio signals across copper cables, fiber, ...

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