Appendix F. List of Default Services

Table F-1 contains a list of the default services you’ll find installed on a Windows Server 2003 system and their default startup type and status.

Table F-1. List of default services in Windows Server 2003

Display name

Service name

Startup type/status

Description

Alerter

alerter

Disabled/Stopped

Notifies selected users and computers of administrative alerts. If the service is stopped, programs that use administrative alerts will not receive them.

Application Layer Gateway Service

alg

Manual/Stopped

Provides support for application-level protocol plug-ins and enables network connectivity.

Application Management

appmgmt

Manual/Stopped

Processes installation, removal, and enumeration requests for Active Directory IntelliMirror group policy programs. If the service is disabled, users will be unable to install, remove, or enumerate any IntelliMirror programs.

Automatic Updates

wuauserv

Automatic/Started

Enables the download and installation of critical Windows updates. If the service is disabled, the operating system can be manually updated at the Windows Update Web site.

Background Intelligent Transfer Service

bits

Manual/Started

Transfers data between clients and servers in the background. If BITS is disabled, features such as Windows Update will not work correctly.

ClipBook

clipsrv

Disabled/Stopped

Enables ClipBook Viewer to store information and share it with remote computers.

COM+ Event System

eventsystem

Manual/Started

Supports System Event Notification Service (SENS), which ...

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