5.4.6 Hop count exceeded - possible mail loop - Forest Migration
Delivery has failed to these recipients or groups:
Bob Smith (firstname.lastname@example.org)
A problem occurred during the delivery of this message. Please try to resend the message later. If the problem continues, contact your helpdesk.
The following organization rejected your message: mail.company.com.
Diagnostic information for administrators:
Generating server: exchangeserver.corp.dom
mail.company.com #554 5.4.6 Hop count exceeded - possible mail loop ##
Resolution: Disable the mailbox and reconnect.
MCITP | EA | EMA; MCSE | M+, S+
Security+, Project+, ITIL