Any syslogs available? It could be a number of things... How is it being powered? via PoE Switch? through a power injector? or a regular power cord?What information is reported by the controller?let us know.
try this:format flash:then reset.After the reset you will be in BOOTLOADERtype:setit will show IP address 10.0.0.1connect laptop with a TFTP server directly to the AP and change its IP address to 10.0.0.5at the AP prompt trype:tar -xtract tftp://10.0...
Adhi,Could you provide a [ show run | inc aaa ] from that device? I know, you can not logon... but perhaps you have an archived configuration or access to the device via snmp?Also; in your ACS console look at:Reports and Activity ->Failed Attempts ...
Assuming the following:-These router are connected to a WAN-RTR02 is the router closer to the default gateway.-R1 is a far-end router with a local EIGRP network.If that is the case RTR02 is correctly redistributing 0.0.0.0at the R1 site; for that rou...