Forum Discussion
Hybrid mail flow with IronPort
Hi, One of my customer has the following setup, and I'd need some recommendation to setup a hybrid mail flow - Incoming emails - Internet -> Cisco ASA firewall -> on premise Ironport -> Exchang...
Hi akashg88
Is not advised by Microsoft to have any device between Exchange and Office 365, but you can setup hybrid and change de Connectors, both on-premises and Online to point to your infrastructure, but for best security you must enable TLS on those devices and Exchange Online and OnPremises Connectors.