What are the common install and configuration issues pertaining to the Symantec EndPoint Integration Component?
Most installation issues are actually related to installing the Notification Server, which is the Core Engine for most Altiris Products. The following articles have been helpful in dealing with Notification Server installation issues.
Notification Server General
Article 18712: Notification Server 6.0 SP3 Reference Guide
Article 19106: Notification Server 6.0 SP3 Release Notes
Article 28249: Steps for installing the Notification Server manually