A.An autonomous wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by a WLAN solution engine （WLSE/WLSM）.
B.An autonomous wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by the Cisco Wireless Control System （WCS）.
C.A lightweight wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by a WLAN solution engine （WLSE/WLSM）.
D.A lightweight wireless solution consists of autonomous access points （APs）， which are managed by a WLAN solution engine （WLSE/WLSM）.
E.A lightweight wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by the Cisco Wireless Control System （WCS）.

A.core distribution access
B.multisite with centralized call processing
C.multisite with distributed call processing
D.clustering over WAN
E.PSTN-WAN
F.Enterprise Composite Model