Cisco ONS 15454 Series Multiservice Provisioning Platforms

Field Notice 15: Y2K Leap Year Announcement - Release 1.0.x Does Not Display 2/29/2000

April 12, 2000

Products Affected



Cisco Systems ONS 15454

Software Revision 1.0.x (Formerly Cerent 454)

Problem Description

This is a Y2K leap year notice for February 29, 2000 only. The software revisions R1.0.x do not display the date February 29, 2000. All other Y2K dates display.


The defect is in Cerent 454 Release R1.0.X software and was corrected in all subsequent versions of Cerent 454 Release R2.0.x and later.

Problem Symptoms

When the date changes from February 28, 2000 to February 29, 2000, the Cerent 454 Release R1.0.X displays the date March 1, 2000.

This section is for Release R1.0.3 users only. If no action is taken, all alarm stamps and all other related logs correlated to time stamps will be off by one day.


When the date changes to February 29, 2000, the Cisco ONS 15454 (Cerent 454) displays March 1, 2000.

When the date changes from February 28, 2000 to March 1, 2000, set the date to February 29, 2000 or any other convenient time after February 28, 2000.

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: