Hello guys,
We attached the WLAN FAQ documentation in this post. Hope it could help you during the trouble shooting.
This FAQ documentation contains the cases as following listed.
1 The production of AC
1.1 How to configure management-IP of AC
1.2 How to use AAA authentication on AC
1.3 How to clear the configuration of AC/Roll back to Initial configuration
1.4 How to check the log-file on AC
1.5 How many APs does the POE power module of AC6605 can supported
1.6 What is the WLAN-ESS interface on AC ,What is the function of the interface
1.7 The commonly used commands on AC for checking the statement of APs
1.8 The commonly used commands on AC for checking the statement of STAs
1.9 How to Load version for APs on AC
1.10 How to increase the License number on AC6605
2 The production of AP
2.1 How to log in the AP (up to V200R001 version) by local
2.2 When the AP turn fault, how to get AP’s log-file by local
2.3 How many kinds of AP’s statement ? how to check AP’s statement on AC ?
2.4 How to configure the WDS function on AP by local
2.5 How to configure AP’s on-line method by local
2.6 What is the Power of each AP? Which standard of each AP supported
2.7 What is the MIMO, Which kind of antenna in each AP ?
2.8 How to find the AC for Fit-APs
2.9 How to make AP recovery by manufacture configuration
3 WLAN Network planning and Optimization
3.1 The experience value of the loss and attenuation of AP signal when the signal pass through different obstacle in different environment
3.2 For the building that already have the Indoor distribution system, How to use the original system to deploy the WLAN
3.3 What is the meaning of Channel Number, What is the relationship between Channel Number and Center Frequency
3.4 How to choose the Bridge Antenna for Outdoor WLAN
4 The Access Authentication
4.1 How the STA get into the wireless access Process?
4.2 Why the users cannot pass the WEP authentication
4.3 Why the users cannot pass the WPA-PSK authentication
5 Troubleshooting
5.1 AP cannot go on-line
5.2 Users cannot go on-line
5.3 AP cannot go on-line using WDS
5.4 Users always log out
If you have any further questions, please feel free to ask.
Thanks.

