Mary’s customer has users in the service and users on-premises. Which of the following best
describes how NRPC mail is sent from a user in the service to a user on-premises?
A.
Mail server in the service –> NRPC mail hub in the service –> Reverse proxy server in
the service –> Customer mail hub –> Downstream customer mail server –> User’s mail file
B.
Mail server in the service –> NRPC mail hub in the service –> Customer passthru server
–> Customer mail hub –> Downstream customer mail server –> User’s mail file
C.
Mail server in the service –> NRPC mail hub in the service –> Customer mail hub –>
Downstream customer mail server –>User’s mail file
D.
Mail server in the service –> NRPC mail hub in the service –> Reverse proxy server in
the service –> Customer passthru server –> Customer mail hub –> Downstream customer
mail server –> User’s mail file