A firewall sits between an aggregation layer ObjectServer and a display layer ObjectServer. Both ObjectServers are configured to run on port 4100 and have had their IDUC port set to 6969.In order for the ObjectServer Gateway that links them to connect successfully, which statements is true?

A.
A firewall rule should be added to the firewall to allow connection from aggregation to display layer on destination ports 4100 and 6969. The Gateway can run as any user.

B.
A firewall rule should be added to the firewall to allow connection from display to aggregation layer on destination ports 4100 and 6969. The Gateway can run as any user.

C.
A firewall rule should be added to the firewall to allow connection from aggregation to display layer on destination ports 4100 and 6969. The Gateway MUST run as the root user.

D.
A firewall rule should be added to the firewall to allow connection from display to aggregation layer on destination ports 4100 and 6969. The Gateway MUST run as the root user.
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