| Event Id | 14035 |
| Source | ISA Server NNTP Filter |
| Description | The Firewall service failed to open a listener for Firewall clients on address %1. |
| Event Information | According to Microsoft Cause: The Firewall client ports may be in use by another application. Resolution: Close any application that may be using the firewall client ports. |
| Reference Links | Event Id:14035 Source Id:ISA Server NNTP Filter |
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