Event ID - 1290

Event Id1290
DescriptionA locally initiated association to name was refused. The failure reason provider was error code and the reason was error code. Control block index index name. Type name. [valuevaluevaluevalue] (12)
Event InformationAccording to Microsoft:
An inter-MTA connection attempt has failed. This may be due to an inter-MTA connection limit being reached.
Use Network Monitor to capture Network Traces, then view these traces from Network Monitor for any network issue. If message flow is unaffected, either ignore or alter the inter-MTA queue threshold to reduce the number of connections for a given queue size.
Reference LinksExchange (MSExchangeMTA)

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