In this section:
Prior to SBC 9.0, the SBC Manager of the EMS is dependent on the REST services provided by the EMA. If the EMA is disabled, you cannot configure the SBC from the EMS using the SBC Manager.
To overcome this problem, starting with SBC 9.0, the EMA is segregated into three major components:
If you upgrade the EMA from a pre-9.0 version to 9.0 or higher, all the components are enabled. However, if you upgrade the EMA from 9.0 to higher versions, the state of the components in the upgraded version remains the same as that of the old version.
When you disable the EMA Core/Management and enable the Troubleshooting component, the following restrictions apply to Sign In screens and other user interfaces:
For more information, refer to the following pages: