Nr-Cerinta	Nr. Regula	SURSA	DESTINATIA	Proto L5	Proto L4	PORT !	Actiune: ACCEPT/REJECT (DROP)
1	1	192.168.10.0/24	192.168.30.0/24	HTTPS	TCP	443	ACCEPT
2	1	192.168.20.0/24	192.168.10.0/24	SSH	TCP	22	ACCEPT
3	2	192.168.20.0/24	192.168.40.0/24	SSH	TCP	22	ACCEPT
4	1	192.168.30.0/24	192.168.10.0/24	*	*	*	DROP
5	1	*	192.168.10.0/24	DNS	UDP	53	ACCEPT
6	1	192.168.40.0/24	192.168.20.0/24	HTTP	TCP	80	DROP
7	1	192.168.20.0/24	192.168.30.0/24	ICMP	ICMP	*	ACCEPT
8	1	192.168.40.0/24	192.168.10.0/24	*	*	*	DROP
9	1	192.168.20.0/24	192.168.30.0/24	FTP	TCP	20-21	ACCEPT
10	1	192.168.10.0/24	192.168.20.0/24	SMTPS	TCP	465	ACCEPT
11	1	192.168.40.0/24	192.168.10.0/24	RDP	TCP	3389	ACCEPT


Explanation of the Rules:

    Rule 1: Allow HTTPS (secure web traffic) from LAN1 to LAN3.
    Rule 2: Allow SSH from LAN2 to LAN1.
    Rule 3: Allow SSH from LAN2 to LAN4.
    Rule 4: Block all traffic from LAN3 to LAN1.
    Rule 5: Allow DNS traffic (UDP port 53) from any LAN to LAN1.
    Rule 6: Block HTTP (port 80) from LAN4 to LAN2.
    Rule 7: Allow ICMP (ping) traffic from LAN2 to LAN3.
    Rule 8: Block all traffic from LAN4 to LAN1.
    Rule 9: Allow FTP traffic (ports 20-21) from LAN2 to LAN3.
    Rule 10: Allow secure email (SMTPS, port 465) from LAN1 to LAN2.
    Rule 11: Allow RDP (remote desktop) traffic from LAN4 to LAN1.