Event ID - 20004

Event Id20004
SourceISA Server NNTP Filter
DescriptionH.323 filter: failed to bind IP address 1 for listening. Future H.323 incoming calls will be refused.
Event InformationAccording To MIcrosoft:
The required port may be in use by a different application.

Resolution:
Verify that no other application is using the relevant H.323 ports and then retry.
Reference LinksMicrosoft product: Internet Security and Acceleration Server Version: 4.0.3443.594 Event Source: ISA Server NNTP Filter Event ID: 20004

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