| Event Id | 57 |
| Source | MSExchangeMTA |
| Description | The 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 Information | When 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 Links | XCON: MTA Event ID 57 on Bridgehead Servers XCON: Exchange Server MTA Event ID 9280 |
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