How to Build a Wireless Home Network - Installing and Configuring Equipment.
A local area network or LAN is comprised of cables, access points, switches, routers and other components that when connected in an office building, school or home allow users to connect to internal servers, websites and other LANs via wide area networks.

Before they reach the lobby, they have already used their building app to check in a visitor, unlock a conference room, and receive a notification that their guest has arrived. The app they are using was not built by a security company. It was built by a tenant experience platform.

In promiscuous mode, a network device, such as an adapter on a host system, can intercept and read in its entirety each network packet that arrives. This mode applies to both a wired network interface card and a wireless NIC.