Amigos bom dia
Não pude seguir com a analise ontem, porém hoje consegui retomar a questão.
Segue o que encontrei nos logs:
Esse trecho entra em looping em conjunto com a solicitação de senha-------------------------------
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: authenticate with <mac_addr>
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: send auth to <mac_addr> (try 1/3)
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: authenticated
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: associate with <mac_addr> (try 1/3)
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: RX AssocResp from <mac_addr> (capab=0x431 status=0 aid=1)
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: associated
Dec 20 08:52:57 localhost.localdomain kernel: wlan0: Limiting TX power to 23 dBm as advertised by <mac_addr>
Dec 20 08:53:09 localhost.localdomain kernel: wlan0: deauthenticated from <mac_addr> (Reason: 23=IEEE8021X_FAILED)
-------------------------------
Sobre essa questão do 23dBm, encontrei o seguinte detalhe. Porém não consegui alterar o valor.
[root@localhost broadcom-wl-4.178.10.4]# iwconfig wlan0
wlan0 IEEE 802.11bg ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off