To upgrade syslog-ng Store Box (SSB)
- 
Navigate to Basic Settings > System > Upgrade. 
- 
Click Choose File and select the *.iso file you want to upload. 
- 
Click Upload. When the upload is finished, read the Upgrade notes popup window. 
- 
Click . SSB will automatically upgrade and reboot the new version. Wait for the process to complete. NOTE: In High Availability mode, you have to start the slave node through the IPMI interface. Failing to start the slave node results in a DEGRADED HA status. 
- 
Navigate to Basic Settings > System > Version details and check the version numbers of SSB. In case you encounter problems, you can find common troubleshooting steps in Troubleshooting. 
