All-in-One Guidance for SGOS Upgrade on ProxySG/ASG
For SGOS upgrade on ASG, please refer to the resource doc. with URL below, for the recommended upgrade path. We have also added the similar resource doc, for SG.
https://techdocs.broadcom.com/us/en/symantec-security-software/web-and-network-security/advanced-secure-gateway/7-3/asg-upgrade-downgrade-quick-ref/asg-upgrade-paths.html
https://techdocs.broadcom.com/us/en/symantec-security-software/web-and-network-security/proxysg/7-3/c-determine-upgrade-downgrade-path.html
For the SGOS upgrade procedure, please refer to the Tech. Article with URL below, for the step-by-step guide. We recommend to do the upgrade from the CLI.
https://knowledge.broadcom.com/external/article?legacyId=TECH246140
For the restore of the backed up configuration, please refer to the Tech. Article with URL below, for the step-by-step procedure.
https://knowledge.broadcom.com/external/article/165985/back-up-and-restore-the-configuration-of.html
For a manual restore of the policy files after the SGOS upgrade, please refer to the Tech. Article with URL below. Please note that this would apply only where the policy files were manually backed up.
https://knowledge.broadcom.com/external/article/170078/copying-visual-policy-manager-from-one-p.html