Event ID - 21133

Event Id21133
SourceDNS Intrusion Detection Filter
DescriptionMicrosoft 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 LinksEvent ID: 21133 Of Source ID:DNS Intrusion Detection Filter

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