Terminal Server Ignores NumberOfRings Parameter, Answering on First Ring Only

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Article ID: 261278 - View products that this article applies to.
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Independent Computing Architecture (ICA) client dial-in connections are always answered on the first ring. You cannot configure Terminal Server to answer after a different number of rings.

In Windows 2000, you can use the following registry entry to configure the number of rings:
This entry has no effect in Terminal Server.


The Telephony API services in Terminal Server do not check the configuration data in the registry setting listed in the "Symptoms" section.
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 How to Obtain the Latest Windows 2000 Service Pack


Microsoft has confirmed that this is a problem in Microsoft Windows 2000. This problem was first corrected in Windows 2000 Service Pack 2.


Article ID: 261278 - Last Review: October 26, 2013 - Revision: 4.0
Applies to
  • Microsoft Windows 2000 Server
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