Hello Temerut,
Xirrus APs do have a WIPS built in to them. We are able to track and report on 17 different types of attacks. To answer your question more specifically:
Rogue AP - Yes
Presence of foreign networks - Yes
Own clients connected to foreign networks - No
MAC spoofing - No
DoS attacks - Yes
Here is a complete list of the attacks we are able to recognize:
Beacon Flood
Probe Request Flood
Authentication Flood
Association Flood
Disassociation Flood
Deauthentication Flood
EAP Handshake Flood
Null Response Flood
MIC Error Attack
Disassociation Attack
Deauthentication Attack
Duration Attack
Duration Attack NAV
AP Impersonation
Station Impersonation
Evil Twin Attack
Sequence number anomaly