The Raylink Direct Sequence 802.11b WISP AP controller is the core of the Raylink Point-to-Multipoint WISP Network. This AP controller effectively manages multiple clients across a wide physical area. It utilizes CSMA/CA on a Raytheon 802.11 frequency hopping spread spectrum. This unit is 802.11b compliant and has a raw data rate of 2 Mbps.