XCON: MTA Queues Backup After MTA Logs 1133 State Check Warning

SYMPTOMS

After applying Service Pack 1 for Microsoft Exchange Server 5.5, the Exchange Server message transfer agent's (MTA) queues may grow, and no messages will be delivered. If the priority of the messages in the queue is increased, or the MTA service is stopped and restarted, the queues may flush the messages. The following warnings will be logged in the event viewer:

   Event: 1133
   Source: MSExchangeMTA
   Type: Warning
   Catergory: X.400 Service
   Description: A reliable transport service element (RTSE) error occurred
   while processing an association with /O=ORGANIZATION/OU=SITE
   /CN=CONFIGURATION/CN=CONNECTIONS/CN=X.400 CONNECTOR. The association
   will be terminated and restarted if necessary. Current state 25.
   Service type 5. Service flavor 20. Control block index 2004. [PLATFORM
   RTSE 32 164] (12)

   Event: 1293
   Source: MSExchangeMTA
   Type: Warning
   Catergory: X.400 Service
   Description: A remotely-initiated association from /O=ORGANIZATION
   /OU=SITE/CN=CONFIGURATION/CN=CONNECTIONS/CN=X.400 CONNECTOR was
   refused. The failure reason provider is 0 and the reason is 0. Control
   block index 10. Type 1. [PLATFORM KERNEL 28 128] (12)