1152700 • Issue 1 • February 2001• Section 2 Operation and Maintenance
DLP-795
Page 9 of 11
46.After the slot 4 NMIC reboots, a database restoration window will appear on the Cellworx GUI screen from the slot 2 NMIC.
Note: It is imperative that the user selects the slot 2 NMIC for database restoration because only the database files on this NMIC were converted from release 3.0 format to release 3.1 format.
Warning: Following the software upgrade procedure, there are several actions that could invalidate software fallback. The user SHOULD NOT perform any of the following tasks unless he is certain that a software fallback from release 3.1 to release 3.0 is not necessary.
•Make any topology modifications (add/remove NE, all shelf types)
•Remove any existing cards
•Delete any existing connections
•Change the time of day clock
•Perform a ring upgrade (OC3c
•Remove any file in the /cellworx/config directory with the extension, ".release3.0". These files must be present in order to perform a software fallback.
Also be aware of the following restrictions:
•If a release 3.1 card is installed in a shelf (such as OC12c CRS), remove that card before performing software fallback.
•Delete any connections that are created following software upgrade before attempting software fallback.
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