Frame Types
http://www.wi-fiplanet.com/tutorials/article.php/1447501
Management Frames:
- Authentication
Authentication frame, Deauthentication frame
- Association
Association request frame, Association response frame, Disassociation frame
- Reassociation
Reassociation request frame, Reassociation response frame
- Beacon Frame
Authentication frame, Deauthentication frame
- Probe
Probe request frame, Probe response frame
Control Frames
- Request to Send (RTS) frame
- Clear to Send (CTS) frame
- Acknowledgement (ACK) frame
Data Frames
PLME
On the other hand PLME stands for Physical Layer Management Entity.