The following article describes how to configure Adtran Switch Engine (ASE) devices for use with voice over IP (VoIP) phones. Topics include creating, configuring, and enabling a voice virtual local area network (VLAN), configuring the phone-specific OUI, defining the LLDP-MED Media VLAN policy, and configuring the switchport. Detailed steps are provided for command line interface (CLI) configuration and web-based graphical user interface (GUI) configuration.