Cisco Quickie: Locating a Cisco Access Point physically using flashing LED
Imagine you have a number of Cisco Wireless Access Points, say 10 spread across your office functioning as some wireless mesh. You need to replace an access point (AP) which giving some problem on the wireless infrastructure. However, you currently dont have any documentation on which APs are mounted on the ceiling. There are also no proper labelling. So, how would you determine which physically is the device?
Cisco IOS has a command which make the LED of the AP to blink in order to be identified from the pack.
ap#led flash ?
<1-3600> number of sec to flash
disable stop flashing the LEDs
ap#sh led flash
LED Flash is disabledap#led flash
ap#sh led flash
LED Flash is enabled
With this command, you can physically locate the APs from the ceiling.