O'Reilly logo

Implementing Cisco Networking Solutions by Harpreet Singh

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

Wide Area Network (WAN)

As the network expands to multiple locations, there is a need to connect the multiple campus or branch networks to each other. This connectivity from the campus networks from different locations to the data center might be on dedicated links taken from service providers or over a shared infrastructure of the service provider, who will provide virtual network services over the Service Provider (SP) infrastructure and isolate traffic of different customers. An alternative way of connecting the branches to the data center could be over the internet over manual tunnels configured using encryption.

It might seem that the role of the wide area network is just to transport packets between two locations, which is largely true. ...

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