You are seeing Tasks timing out because they lose connection to the CMDB, or you might see the Symantec Management Console task page would take a long time to load.
You also cannot connect to a SQL server via HTTPS/SSL and you might wee the following errors in the Notification Server log:
Operation 'Direct: Post' failed.
Protocol: HTTPS
Host: <Computer Host>
Path: /Altiris/ClientTaskServer/Register.aspx
Error type: SMP Server error
Error code: The server is currently paused (0x8004200E)
Error note: HTTP Status 200: 200 OK
Or an error stating:
SQL connection failed on user <UserName> Pre-hand shake failed SSL connection.
ITMS 8.x
Windows SQL Server 2012 - 2014
SSL is in use
A previous Microsoft Security Update had a known issue causing problems with TLS 1.2.
Microsoft SQL Server error log showed the following:
TDSSNIClient initialization failed with error 0x80090331, status code 0x80. Reason: Unable to initialize SSL support. The client and server cannot communicate, because they do not possess a common algorithm.
To fix these errors, please see the following Microsoft article: