This MIB module supports network management for Location Based Services on IEEE 802.11 wireless LAN devices. Location Based Services allows third party applications and positioning servers to work with Access Points to track positions of wireless clients in the network. GLOSSARY and ACRONYMS AP Access point, a transmitter/receiver device that commonly connects and transports data between a wireless network and a wired network. LBS Location Based Services MAC Medium Access Control. Layer 2 in the network model. PS Positioning Server. An application server provides IEEE 802.11 wireless client location information and services. RSSI Received Signal Strength Indication.