Hi , we are planning to move from on premises proof point to Cisco Cloud **bleep** and have below inquiries need to be answered please:
. We have two domain lets say domain one is abc.com and domain two is xy.abc.com can we have both donain configured under RAT to accept inbound emails?
. Do we need to have exchange hub or load blanching to be natted on the internet then configur ESA to point to the puplic ip **bleep** of the natted exchange hub or load balancing for inbound **bleep** for both domain?
. What will be configured on the exchange hub as smart host for outgoing **bleep** , is it the puplic ip of the esa server on the cloud?