Stonesoft stonegate 5.2, Installation Manual

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86
Chapter 9 Upgrading
6. ( Optional ) If you have not already done so, select Calculate SHA1 to calculate the
checksum. The calculation will take some time. The calculated checksum must be identical
to the one from the
.zip
file.
7. Select OK . The software is upgraded.
8. When prompted, press E
NTER
. The engine reboots to the new version.
Note that the engines have two partitions. When an engine is upgraded, the inactive partition is
used. When the upgrade is finished, the active partition is switched. The earlier configuration is
kept on the inactive partition. If there is an error during the upgrade, you can use the
sg-
toggle-active
command to roll back to the previous engine version. See Command Line Tools
(page 129) for more information.
Caution – Do not use files that have invalid checksums. Select Cancel if the checksum
does not match and acquire a new copy of the upgrade file.
What’s Next?
 The upgrade is now complete.