Deploying and Upgrading Avaya G450 Branch Gateway

Backing up and restoring for gateway replacement

Last Updated : Feb 26, 2026 |

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Replacing a gateway introduces a new chassis serial number.

Perform a backup and restore gateway.
ADDITIONAL INFORMATION:
- For non-FIPS mode gateways, see Backing up and restoring for non-FIPS mode gateways.
- For FIPS mode gateways, see Backing up and restoring for FIPS mode gateways.
Update the gateway serial number in Communication Manager using the value displayed in the show system command output. Run the following command:
ADDITIONAL INFORMATION:
change media-gateway <n>

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