Hello,
When you deploy the client using the Client Deployment Wizard, you must choose the feature set. The feature set includes multiple protection components that are installed on the client. You can select a default feature set or select individual components. Decide which feature set to install based on the role of the computers, and the level of security or performance that the computers need.
List below tells more on Client installation feature sets lists the protection technologies you should install on client computers based on their role.
Laptop, Desktops & Workstations - Full Protection - Includes all protection technologies. Appropriate for laptops, workstations, and desktops. Includes the full Download Protection and mail protocol protection.
Servers - Full Protection - Includes all protection technologies except mail protocol protection. Appropriate for any servers that require maximum network security.
Servers - Basic Protection - Includes Virus and Spyware Protection and Download Protection. Appropriate for any servers that require maximum network performance.
Custom -
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Standard Protection
Includes Basic Virus and Spyware Protection, SONAR, full Download Protection , and the firewall.
Includes the Auto-Protect real-time file scanning and manual file scanning plus basic Download Insight.
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Basic Virus and Spyware Protection
Includes Virus and Spyware Protection and Download Protection.
Email Protection (optional)
Includes Microsoft Outlook Auto-Protect and Internet Email Auto-Protect. For performance reasons, Microsoft Outlook Auto-Protect is not installed on supported Microsoft Server operating systems.
Reference:
Which features should you install on the client?
http://www.symantec.com/docs/HOWTO81445
About client deployment methods.
http://www.symantec.com/docs/HOWTO81302
Preparing for client installation.
http://www.symantec.com/docs/HOWTO81299
Hope that helps!!