| Event Id | 21133 |
| Source | ISA Server RPC Filter |
| Description | Microsoft ISA Server SMTP Message Screener timed-out while reading the configuration from the ISA Server computer. The default configuration will be used. |
| Event Information | According to Microsoft : CAUSE : The event may have been caused due to by network conditions, or policy enforcement by ISA server SOLUTION : Verify there is connectivity from the Message Screener filter computer to the ISA Server computer. |
| Reference Links | Event id : 21133 of Source : ISA Server RPC Filter |
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