A wide area network (WAN) is a telecommunications network or computer network that extends over a large geographical distance. For example, the Internet is a wide area network. This chapter is an overview of {{{name}}} routers' WAN section. | A wide area network (WAN) is a telecommunications network or computer network that extends over a large geographical distance. For example, the Internet is a wide area network. This chapter is an overview of {{{name}}} routers' WAN section. |