Hi,
Please follow the steps below to bind the specific certificate to the receive connector and see if the issue is resolved.
- Please run the following command to get information of your certificate:
Get-ExchangeCertificate - Please run the following command to Capture the certificate as a variable.
$cert = Get-ExchangeCertificate -Thumbprint <> - In order to configure the certificate on the receive connector, please run the following command to create a special string that contains the issuer and the subject of the certificate:
$tlscertificatename = "<i>$($cert.Issuer)<s>$($cert.Subject)" - Please run the following command to configure the receive connector:
Set-ReceiveConnector "<>" -TlsCertificateName $tlscertificatename
For more information you could refer to: Configuring the TLS Certificate Name for Exchange Server Receive Connectors and Configuring a Certificate on Exchange Receive Connector
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