Refer to the diagram.<p><img src="https://up.zaixiankaoshi.com/8166307/question/c4210083f01f7ca93d6e5b2cb607f9f9.png" alt="c4210083f01f7ca93d6e5b2cb607f9f9.png"></p><p>Users at an internal system want to ssh to the SSH server The server is configured to respond only to the ssh requests coming from IP 172.16.16.1.</p><p>In order to reach the SSH server only from the Trust zone, which Security rule and NAT rule must be configured on the firewall?</p>