After upgrading from GSS 3.1 to GSS 3.2 - Remote PXE Servers are not upgraded and would stay with 3.1 build.
Remote PXE Servers staying with old version
Environment upgraded from 3.1 to 3.2 with Remote PXE servers
Known issue / design limitation.
Note: You must install the point fix only on the GSS server computer and not on the remote PXE servers.
You can install Ghost Solution Suite 3.2 Point fix 1 over Ghost Solution Suite 3.2.
In order to allow automatic Remote PXE Servers upgrade - Point fix 1 was released for GSS 3.2 build.
Note: Symantec recommends closing the Ghost Solution Suite Console and any other jobs or tasks that are scheduled before you start installing GSS 3.2 Point fix 1.
Note: If you face an issue as mentioned in the article TECH234510, you must restart the Ghost Solution Suite Server after installing the GSS 3.2 Point fix1.