基于OpenWrt防火墻配置（作為二級路由）

　　uci show firewall

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=LuCI

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=80

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=SSH

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=22

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　#手動更改：高級設置-》Dropbear設置-》接口-》wan

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=Samba_1

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=445

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=Samba_2

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=8200

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=nginx

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=99

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=FTP

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=21

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　uci add firewall rule

　　uci set firewall.@rule［-1］.name=telnet

　　uci set firewall.@rule［-1］.src=wan

　　uci set firewall.@rule［-1］.proto=tcp

　　uci set firewall.@rule［-1］.dest_port=23

　　uci set firewall.@rule［-1］.target=ACCEPT

　　uci commit

　　/etc/init.d/firewall restart