I've encountered this issue before myself, it could mean a couple of things.
1. A blinking amber light usually means the LWAP is still trying to find its "mommy" the WLC but this will cycle through more then just amber. If this is the case make sure its on the proper VLAN.
2. It may also have already registered with the WLC but the radios are off due to low power, if this is the case and you are using power injectors you must enter the mac address of the switch port into the controller under Wireless>Desired AP>Advanced Tab>Power Over Ethernet Settings>Check Power Injector State, Power Injector Selection should be installed, then enter the mac address and apply.
3. If its a fast blinking Amber only light the AP may be bad.
Transferring Crash file from standby:
Login to the Active WLC in HA.
(Cisco Controller) >transfer upload datatype crash
(Cisco Controller) >transfer upload filename <Desired filename>
(Cisco Controller) >transfer up...
This is the start of a display filter cross reference between Wireshark and OmniPeek.
The 1st installment is a table of advanced filters. More filters will be added as time allows.
It is a living doc, so check back for changes every so often
Please feel ...
I have created a Powershell script to automatically add a Wireless Guest User on Cisco WLCs. (tested on 2500 Series)
The script should be completely self explanatory.
Powershell SNMP Module (Install-Module -Name SNMP)
SNMP Write Access to...