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在讨论无线的时候,通常都会问到:“瘦AP都有些什么功能?” 或者 “AP和WLC各负责什么?”
瘦AP一般的功能包括:
Real-Time 802.11/MAC Functionality:
- Beacon Generation
- Probe Response
- Power management/Packet buffering
- 802.11e/WMM scheduling, queueing
- MAC layer data encryption/decryption
- 802.11 control messages
- Data Encapsulation/De-Encapsulation
- Translational Bridging (H-REAP Local Switching)
- Fragmentation/De-Fragmentation
其余剩下的功能都由WLC完成,包括但不限于:
Non Real-Time 802.11/MAC Functionality:
- Association/Disassociation/Reassociation requests/response
- 802.11e/WMM (Wi-fi Multimedia)
- 802.1X/EAP (Port based authentication)
- Key management
- 802.11 Distribution Services
- 802.11 STA (Client/Station) Services (Auth/Deauth/Privacy)
- Wired/Wireless Integration Services