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Attempting to export a mailbox to PST from the Exchange Server 2013 ECP throws the error: “The call to ‘net.tcp://exchangeServer.domain.com (15.0.1178.0caps:1FFF)’ timed out. Error details: This request operation sent to ‘net.tcp://exchangeServer.domain.com/Microsoft.Exchange.MicrosoftReplicationService…”

Problem You attempt to export a user’s mailbox to PST via the Exchange 2013 ECP console but receive the following error: The call to ‘net.tcp://exchangeServer.domain.com (15.0.1178.0caps:1FFF)’ timed out. Error details: This request operation sent to ‘net.tcp://exchangeServer.domain.com/Microsoft.Exchange.MicrosoftReplicationService did not receive a reply within the configured timeout

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Rerouting outbound SMTP mail through Exchange 2016 Send Connectors from Exchange 2010 fails with: 451 4.4.0 Primary target IP address responded with: “421 4.3.2 Service not available.”

Problem You’re currently migrating from Exchange Server 2010 to 2016 and have just reconfigured the Send Connectors to route outbound SMTP mail through Exchange 2016 but notice that sent emails are stuck in the Exchange 2010 queues with the following error: 451 4.4.0 Primary target

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Microsoft Remote Connectivity Analyzer’s Exchange ActiveSync test fails at “Validating certificate trust for Windows Mobile devices.” when publishing Exchange 2016 services with Citrix NetScalers

Problem You’ve successfully published your Exchange 2016 services with Citrix NetScalers but noticed that when you run the Microsoft Remote Connectivity Analyzer’s Exchange ActiveSync test at https://testconnectivity.microsoft.com, it fails at the Validating certificate trust for Windows Mobile devices. test. The Microsoft Connectivity Analyzer is testing

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