When you run services that are not required, there is at least a small security risk. As a result, these services are turned off in Windows Server 2003 until they are required.
The following table shows the services that are turned off
by default on a Windows Server 2003 installation as compared to Windows 2000
and Windows XP Professional installations.
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Service | Display Name | Win 2000 | Win XP | Win 2003 |
Alerter | Alerter | Automatic | Manual | Disabled |
ClipSrv | ClipBook | Manual | Manual | Disabled |
TrkSrv | Distributed Link Tracking
Server | Manual | NA | Disabled |
ImapiService | IMAPI CD-Burning COM
Service | Manual | Manual | Disabled |
SharedAccess | Internet Connection Firewall and
Sharing | Manual | Manual | Disabled |
Messenger | Messenger | Automatic | Automatic | Disabled |
Mnmsrvc | NetMeeting Remote Desktop
Sharing | Manual | Manual | Disabled |
NetDDEdsdm | Network DDE
DSDM | Manual | Manual | Disabled |
NetDDE | Network
DDE | Manual | Manual | Disabled |
RemoteRegistry | Remote
Registry | Automatic | Automatic | Automatic |
TlntSvr | Telnet | Manual | Manual | Disabled |
Tssdis | Terminal Services Session
Directory | Manual | NA | Disabled |
Themes | Themes | NA | Automatic | Disabled |
WebClient | Web
Client | NA | Automatic | Disabled |
AudioSrv | Windows
Audio | NA | Automatic | Disabled |
Stisvc | Windows Image
Acquisition | Manual | Manual | Disabled |
IISAdmin | IIS Admin | Automatic | Not
Installed | Not Installed |
SMTPSVC | Simple Mail Transfer
Protocol | Automatic | NA | Not Installed |
W3SVC | World Wide Web
Publishing | Automatic | Not Installed | Not Installed |
The following table shows the services that no longer use
the Local System account in Windows Server 2003:
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Service | Log On As |
Alerter | Local Service |
Application Layer Gateway Service | Local Service
|
Remote Registry | Local Service |
Smart Card | Local Service |
TCP/IP NetBIOS Helper | Local Service |
Telnet | Local Service |
Uninterruptible Power Supply | Local Service |
WebClient | Local Service |
Windows Image Acquisition (WIA) | Local Service
|
DHCP Client | Network Service |
Distributed Transaction Coordinator | Network
Service |
DNS Client | Network Service |
License Logging | Network Service |
Performance Logs and Alerts | Network Service |
Remote Procedure Call (RPC) Locator | Network
Service |
Note In Windows 2000, the Local System account was the only "Log On
As" account used for all services. The Local Service account and the "Network
Service Log On As" system account are new to Windows XP and Windows Server
2003.
For more information about service accounts, visit the
following Microsoft Web site: