Event ID - 57

Event Id57
SourceMSExchangeMTA
DescriptionThe limit on the number of associations allowed to and from entity <X.500 Distinguished Name referring to a remote server> has been reached. The limit is 9. [MTA XFER-IN 16 34] (14)
Event InformationWhen a high volume of mail is queued up to other Exchange servers in the same site, across a site connector, or across an X.400 connector, the Microsoft Exchange Message Transfer Agent (MTA) may log this event in the Application Event Log.
Reference LinksXCON: MTA Event ID 57 on Bridgehead Servers

XCON: Exchange Server MTA Event ID 9280

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