Event ID - 10100

Event Id10100
SourceDCOM
DescriptionThe server {A9E69610-B80D-11D0-B9B9-00A0C922E750} did not register with DCOM within the required timeout.
Event InformationMicrosoft Management Console (MMC) cannot administer Microsoft Internet Information Server (IIS) through a Windows NT 4.0 Terminal Server client. If you attempt to do so, DCOM error messages appear in the System log when you try to expand the IIS and Microsoft Transaction Server (MTS) snap-ins. Two error messages appear in the System log: 

Event ID: 10100 Source DCOM User: Domain Name\Administrator The server {A9E69610-B80D-11D0-B9B9-00A0C922E750} did not register with DCOM within the required timeout. 

Event ID 10100 Source: DCOM User: Domain Name\Administrator The server {182C40F0-32E4-11D0-818B-00A0C9231C29} did not register with DCOM within the required timeout. 
CAUSE:
This issue is caused by the IIS server security context and the remote communication mode through the Terminal Server client. WORKAROUND
There is no workaround for this issue. IIS is not intended for use on Windows NT Server 4.0, Terminal Server Edition, and is not supported. Microsoft recommends that customers running IIS 4.0 on Windows NT Server 4.0, Terminal Server Edition, protect their systems by uninstalling IIS 4.0.

This issue does not exist in Microsoft Windows 2000 Server with Internet Information Services. 
Fore more information about this issue click on the link given below.
Reference Links MMC Cannot Administer IIS 4.0 Through Terminal Server Client

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