LanDiscovery is an useful utility which allows you to browse a large local area network.
    You will not get anything better for free; this amazing utility makes a complete solution to browse a large local area network. This exclusive program allows you to easily browse your Local Area Network that is spread with multiple computers. This displays a list of all the computers installed in your Local Area Network, and the list of available 'shares' on a specified computer. Each time you start the program the first list is automatically updated; it also provides the option to update it manually any time you need. You can select and click on a computer; this displays the list of available shared folders and its data. You can see share name, type & comment here. Clicking on share opens Windows(R) Explorer(TM) window with its content.
    LanDiscovery, this handy and efficient LAN browser also supports special buttons for browsing next or previous computer.