Cisco Systems, Inc.Cisco released several field notices today regarding manufacturing defects which reduce the reliability of certain Compact Flash and ATA Flash disks.The flash disks, manufactured between May 2005 and October 2006, may fail, preventing systems that rely on IOS images stored on them from rebooting.

A ROMMON upgrade resolves the issue in lower-end routers. For affected 7200, 7300, 7500, and 12000 series routers, Cisco has made an upgrade program available to replace the defective part. Check the links below for further details.