This article describes how to upgrade Nexus Hybrid Access Gateway, either from the admin GUI or from the console. This instruction is written with examples from upgrading Hybrid Access Gateway from the release 5.8 to 5.9.
Before upgrading Hybrid Access Gateway, make sure that the following things apply:
Hybrid Access Gateway can be upgraded from the console, for example when the deployment is distributed. For distributed deployment of HAG, several appliances with different services on, the web administrator interface is only available on the node hosting the administration service. On the other nodes, upgrade using the console instead. It can be done directly in the console or through ssh, for example.