****IMPORTANT*****

This patch is a temporary workaround for the March 2009 DST issue.

You must upgrade before November 1, 2009 to a Unified Communications Manager version containing the fix for CSCsy25150 (CUCM is not sending Daylight Saving Time updates).

Products Affected:
Cisco Unified Communications Manager - 5.0(X)   All Versions
Cisco Unified Communications Manager - 5.1(X)   All Versions
Cisco Unified Communications Manager - 6.0(X)   All Versions
Cisco Unified Communications Manager - 6.1(X)   All Versions
Cisco Unified Communications Manager - 7.0(X)   All Versions

CDETS: CSCsy25150  CUCM is not sending Daylight Saving Time updates
Problem Description

Cisco Unified Communications Manager is not sending Daylight Saving Time updates for Time of Day routing (ToD) and for the following Cisco IP Phones models: CP-7905, CP-7910, CP-7912 CP-7920, CP-7921, CP-7925, CP-7935, CP-7936, CP-7937, CP-7940, CP-7960, CP-7985.
 

***This issue only impacts customers with above phone models located in the following Timezones***

Alaskan Standard/Daylight Time          (GMT-09:00)
Pacific Standard/Daylight Time            (GMT-08:00)
Mountain Standard/Daylight Tim          (GMT-07:00)
Central Standard/Daylight Time           (GMT-06:00)
Eastern Standard/Daylight Time           (GMT-05:00)           
Atlantic Standard/Daylight Time           (GMT-04:00)          
Newfoundland Standard/Daylight Time (GMT-03:30)          
Pacific SA Daylight Time                     (GMT-04:00)         
Montevideo Daylight Time                   (GMT-03:00)          
Argentina Standard/Daylight Time        (GMT-03:00)

Installation Instructions for Unified Communications Manager Daylight Savings Time (DST) patch file:

File Name: ciscocm.dst_march_2009.cop.sgn 

MD5 Sum: d4:f5:e2:56:29:82:f9:fd:af:44:46:be:2a:e0:8d:f1

  1. Ensure that Database Replication is working correctly before installing this file, you can check this from RTMT or Cisco Unified Reporting.
  2. IMPORTANT: Please install this file only on the Publisher from the "Install/Upgrade" option under "Cisco Unified Communications Operating System Administration."
  3. Wait for 60 seconds.
  4. Ensure that Database Replication is working correctly after the installation is complete.
  5. Restart Cisco CallManager service on all the nodes in the cluster that are running this service.

***NOTE: If you apply a device pack or other update after applying this patch and before March 15, this patch will need to be re-installed.

 

When a permanent fix is available for November time change a Field Notice will appear here:

http://www.cisco.com/en/US/products/sw/voicesw/ps556/prod_field_notices_list.html