users complain the wireless connect often break off and then auto connect again

Unanswered Question
Sep 16th, 2010
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The wireless network use 2100 controller run and 1242G APs.

In 2100 controller's trap log ,there are several APs display messages as the below:

122 Thu Sep 16 14:07:25 2010 Coverage hole cleared for Base Radio MAC: 00:3a:98:36:e4:50 and slotNo: 0

123 Thu Sep 16 14:04:25 2010 Coverage Hole Detected for AP AP9caf.ca01.c890 whose Base Radio MAC is 00:3a:98:36:e4:50. Number of Failing Clients 1

180 Thu Sep 16 12:16:32 2010 Coverage hole cleared for Base Radio MAC: 00:3a:98:36:e4:40 and slotNo: 0 
181 Thu Sep 16 12:13:32 2010 Coverage Hole Detected for AP AP9caf.ca01.c88e whose Base Radio MAC is 00:3a:98:36:e4:40. Number of Failing Clients 1

Hope someone can help me what happen,Thank!

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Leo Laohoo Thu, 09/16/2010 - 20:11
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Sounds like low wireless signal to me.  When the user is connected, what is the RSSI from the WLC side?

lzcong_78 Thu, 09/16/2010 - 21:45
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I use my notebook with wirelessMon to survey,the RSSI is between -50dbm and -70dbm.

Vinay Sharma Sun, 09/25/2011 - 10:58
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Hello Zhicong,

Please mark the Question as Answered, if the provided information by VIP Leo is correct and it helped. By doing that others can take benefit as well.


Vinay Sharma

Community Manager – Wireless


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