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Cisco 500 Series Wireless Express Mobility Controllers

Field Notice: FN - 62864 - A Wireless Express Controller Mode Access Point (LAP) 521 May Not Be Able to Join a Mobility Express Wireless LAN Controller (WLC) 526 and Become Stuck in a Reboot/Join Failure Loop


August 6, 2007

NOTICE:

THIS FIELD NOTICE IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTY OF MERCHANTABILITY. YOUR USE OF THE INFORMATION ON THE FIELD NOTICE OR MATERIALS LINKED FROM THE FIELD NOTICE IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS FIELD NOTICE AT ANY TIME.


Products Affected

Products Affected

INFE526 - AIR-WLC526-K9

Problem Description

A 521 LAP with an out-of-box configuration may fail to join a WLC526 if the LAP's certificate valid date and WLC526 current date are not matching. The Controller's Date has to be valid and more recent than the Certificate's valid date.

Background

The manufacturing test script wasn't setting the TOD clock correctly in the factory.

WLC526s within the serial number range of FOC1121L001 through FOC1127L03R are affected.

Problem Symptoms

An LAP521 may not be able to join a WLC526 and become stuck in a reboot/join failure loop.

Workaround/Solution

There are 2 options:

  1. Set system time:

    From CCA application, navigate to Configure -> Device Properties -> System Time

    fn62864_jm21h8.jpg

  2. Set NTP server:

    From CCA application, navigate to Configure -> Device Properties -> System Time, select NTP

    fn62864_jm21v5.jpg

Revision History

Revision

Date

Comment

1.0

06-AUG-2007

Initial Public Release

For More Information

If you require further assistance, or if you have any further questions regarding this field notice, please contact the Cisco Systems Technical Assistance Center (TAC) by one of the following methods:

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