Some of the advantages and disadvantages of WAN networks are as followed. Advantages can be that messages can be sent very quickly to anyone else on the network, printers can be used by more than one computer, you won?t have to install some software on each computer; all computers can use the same software and you can share larger files over a larger area. Some of the disadvantages can be that
. WAN?s are expensive and complicated to set up, security is a big issue with LAN?s, once it is set up it will require a set of techs to service it regularly and can leave you vulnerable to hackers. A WAN stands for Wide Area Network and they link LAN?s together. LAN stands for Local Area Networks. For more information you can go to: http://www.frontech.com/products/wan.html .