Answer
In Junos Space Network Management Platform Release 16.1R1, CentOS 6.8 is used as the underlying OS. As a direct upgrade of the OS from CentOS 5.9 to CentOS 6.8 is not supported, a direct upgrade to Junos Space Platform Release 16.1R1 by using the Junos Space Platform UI is also not supported. You must follow a multi-step procedure to upgrade to Junos Space Platform Release 16.1R1.
You can upgrade to Junos Space Network Management Platform Release 16.1R1 from the following release::
For instructions on how to upgrade Junos Space Platform, click Upgrading to Junos Space Network Management Platform Release 16.1R1.
When you are upgrading Junos Space Platform, we recommend that you use Mozilla Firefox or Google Chrome. Before performing the upgrade, you must determine the prior Junos Space Platform version from which you can upgrade to the current version.
For upgrade information regarding other Junos Space Platform releases, refer to the Release Notes available at Junos Space and Applications. For more information how to upgrade Junos Space Platform, click Upgrading Junos Space Network Management Platform Overview .