| Event Id | 8207 |
| Source | MSExchangeT120 |
| Description | The Microsoft Exchange Data Conferencing service could not bind to port 1503. This may be the result of some other T.120 program using the port. The T.120 protocol will not function properly until the port can be bound. |
| Event Information | Wait until the port is free or restart the server. |
| Reference Links |
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