The Cisco Aironet 1520 Series has been retired and is no longer supported.
End-of-Sale Date: 2013-06-21
End-of-Support Date: 2018-06-21
Cisco's End-of-Life Policy
You can view a listing of available Outdoor and Industrial Wireless offerings that best meet your specific needs
If you want support information for the Cisco Aironet 1520 Series documentation, it may be available through Cisco.com Search or in the Cisco Community