How to enable Firewall with trusted IP and port numbers?

Hi,
We are using RHEL 7.3 OS in a SBC with two Ethernet ports only.
How to enable firewall with trusted IP and port numbers. And how to check it?

Started 2018-03-01T08:51:41+00:00 by

Karthikeyan Deepa

Community Member 35 points

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