System Operation 3-25

System Configuration and Operation Time Slot Assignment

9. A system backup completion message appears and the system then prompts you to press
Enter to continue. The backup is now complete.

3.9.8 XMODEM Restore

Follow the steps listed below to perform an XMODEM restore.
Note: Restore actions may be denied, based on several factors. Should the database
being restored not be an IMACS 200 database, or if it comes from a higher
release then is currently running on the IMACS 200, or if the checksum of the
file does not match the calculated value, th en user will be presented with a
message indicating 'Invalid NV flash image'.
1. Log into the Integrated Access System to be restored.
2. To restore a previous backup access the main menu. Press “Y” for System.
3. Press “E” for Restore at the Test and Debug screen.
4. If the selected Protocol indicates TFTP, then press Enter.
5. Select XMODEM transfer method and press Enter.
6. Press “G” for Go to begin restore.
7. From the terminal emulation window select “Send File”. Enter the correct location and
filename of the backup to be restored and press Enter. Restoration should begin and a
progress monitor screen will appear.
8. Upon completion of the restoration, the system prompts whether or not to restore th e NV
Ram image, select “Y” for Yes .
9. The system prompts whether or not to reboot. Select “Y” for Yes.
10. Following system reboot, login as usual and proceed as appropriate.
3.10 Time Slot Assignment
This section provides instructions for assigning DS0 time slots to the voice and data ports of
the IMACS-200. It also provides time slot cross-connection setup instructions.