
Hop count exceededhow to resolve a possible mail loop in Office 365
In this blogpost I will describe a solution for IT Administrators with the following situation: You are unable to receive E-Mails in your Office 365 account, senders receive a NDR (non delivery report). The NDR says: The following organization rejected your message: CH1EHSMHS012.bigfish.com. Diagnostic information for administrators: Generating server: bigfish.com martina.grom@mydomain.com CH1EHSMHS012.bigfish.com #<CH1EHSMHS012.bigfish.com #5.4.6 smtp;554 5.4.6 Hop count exceeded - possible mail loop> #SMTP# ...




