Hi , why   windows laptop dont connect wifi . My controller is cisco 4404 and ios 7.0.116.0 .  ssid WPA2 with 802.1x authentication . actually I have two 802.1x ssdi at work . laptop can connect one but cannot connect another ssid . thanks 

Hi , I have 802.1x authenticaiton with  WPA2 at work . But I am getting below error in Radius . What could be the reason .Thanks ******Authentication type not supported by External DB,,,29,10.134.15.2,,,25,MS-PEAP,,IST_ACIBADEM_WISM,TT_INTRANET_GM***...

 *dot1xMsgTask: Jul 06 23:13:37.164: %DOT1X-3-MAX_EAPOL_KEY_RETRANS: 1x_ptsm.c:444 Max EAPOL-key M5 retransmissions exceeded for client a0:88:b4:c8:c5:3c Hi ,I get above error in WLC 4404 at work . How can I resolve this problem .Can you help me . Th...

Hi , Can you explain four way hand shake step by step  in wap2 enterprise ? I read some document but I dont understand exactly  why is derive PMK , PTK ,  PGK . isn't   An hacker  capture this value . Help please

Hi , Can you explain 802.1x +WPA2 authentication method step by step and WEB authentication step please . And is web authenticaion trust ? Thanks