How to update a high availability cluster?
i The system configuration should be secured every time the SMS Gateway gets updated. This is possible from version 4.0.2.
This setting can be found under: Configuration - Configuration Export/Import.
Steps to be taken
1. Updating the slave unit
i Updating the SMS Gateway is possible via software update beginning from version 4.0.2. For previous versions only flashing the Gateway is possible.
- Export the configuration.
- Update the slave unit.
- Validate/check the imported configuration.
- The update is now completed for the slave unit.
- Make sure the unit works as expected.
- Send a test SMS.
Updating the master unit
- Export the configuration.
- Update the master unit.
- The cluster should now be using the slave unit.
- Validate/check the configuration.
- The update is now completed for the master unit.
- Send a test SMS.
When executing these steps as described, the high availability cluster will not fall out.
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