Hi,
I am Chetan Savade from Symantec Technical Support Team.
Are you monitoring smc.exe, This is the client. Controls the client-manager communication, location detection, and is the non-driver portion of Network Threat Protection.
Can refer this article: Processes and Services used by Symantec Endpoint Protection
http://www.symantec.com/docs/TECH102748
Best Regards,
Chetan