Chapter 13: LAN Maintenance. Documentation. Document your LAN so that you have a record of equipment location and configuration. Documentation should include network maps, configuration information, and baseline performance data.
Microsoft’s freely available Windows Update Services allow a single server on the LAN to distribute patches to all computers on the network. This reduces network traffic as a patch needs to be downloaded from the Internet only once, rather than to each specific computer.
patch deployed many times across LAN
patch downloaded once