Event ID - 20105

Event Id20105
SourceRouter
DescriptionUnable to load the interface <interfacename> from the registry. The following error occurred: There are no routing-enabled ports available for use by the demand dial interface.
Event InformationYour Microsoft Windows NT Routing and Remote Access Service (RRAS) Server may fail to redial a demand dial connection when the connection is dropped or lost. The above event id with 20108 will be logged in event viewer.
CAUSE :
This problem occurs when the port that the demand dial interface is configured to use is already in use by another application or service. 
RESOLUTION :
To resolve the problem, close or disable the application or service that has control of the port that your demand dial interface is configured to use.
Reference Links "Windows - Delayed Write" error message and Event ID 14800 when you try to copy a large file to a Web folder by using WebDAV

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