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IIS Admin Service (System Services for the Windows Server 2003 Family and Windows XP Operating Systems)

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

Service Name: IISADMIN

Executable Name: inetinfo.exe

Log On As: LocalSystem

Description: IIS Admin service manages the IIS metabase and updates the Microsoft Windows operating system registry for the WWW service, FTP service, SMTP service, and NNTP service. The metabase is a data store that holds IIS configuration data. IIS Admin service exposes the metabase to other applications, including the core components of IIS, applications that are built on IIS, and third-party applications that are independent of IIS, such as management or monitoring tools.

IIS Admin service runs as Iisadmin.dll and is hosted by Inetinfo.exe.

This service allows administration of Microsoft Internet Information Server components such as FTP, Applications Pools, Web sites, Web service extensions and both NNTP and SMTP virtual servers.

If this service is stopped or disabled, you will not be able to run Web, FTP, Network News Transfer Protocol (NNTP), or Simple Mail Transfer Protocol (SMTP) sites, nor configure IIS and the MMC IIS snap-in will appear blank.

On Windows 2000, the IIS Admin service and related services were installed by default. On the Windows Server 2003 family, IIS must be installed using Add/Remove Windows Components or Configure Your Server, Manage Your Server.

See also World Wide Web Publishing Service, FTP Publishing Service, HTTP SSL, Simple Mail Transfer Protocol (SMTP), Network News Transfer Protocol (NNTP) services.

Available on: Windows Server 2003, Standard Edition; Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition and Windows Server 2003, Web Edition.

Installed through: Default on Windows Server 2003, Web Edition. On Windows Server 2003, Standard Edition, Enterprise Edition and Datacenter Edition, the IIS Admin service must be added via Add\Remove Windows Components, Application Server, Internet Information Services (IIS), Configure Your Server or Manage Your Server.

Startup type: Automatic

Service status: Started

This service depends on the following system components:

Remote Procedure Call

Security Accounts Manager

The following system components depend on this service:

FTP Publishing Service

Simple Mail Transfer Protocol (SMTP)

World Wide Web Publishing Service


Network News Transfer Protocol (NNTP)

Microsoft POP3 Service

IP Port Numbers used:

TCP: 80

UDP: 80

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