iptables -nvL 查看防火墙是否关闭

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[color=red][b]iptables -nvL[/b][/color] 查看防火墙是否关闭:如下代表防火墙没关闭。

[quote]Chain INPUT (policy ACCEPT 0 packets, 0 bytes)

pkts bytes target prot opt in out source destination

4157 1985K RH-Firewall-1-INPUT all — * * 0.0.0.0/0 0.0.0.0/0

Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)

pkts bytes target prot opt in out source destination

0 0 RH-Firewall-1-INPUT all — * * 0.0.0.0/0 0.0.0.0/0

Chain OUTPUT (policy ACCEPT 2338 packets, 1850K bytes)

pkts bytes target prot opt in out source destination

Chain RH-Firewall-1-INPUT (2 references)

pkts bytes target prot opt in out source destination

1521 1766K ACCEPT all — lo * 0.0.0.0/0 0.0.0.0/0

0 0 ACCEPT icmp — * * 0.0.0.0/0 0.0.0.0/0 icmp type 255

0 0 ACCEPT esp — * * 0.0.0.0/0 0.0.0.0/0

0 0 ACCEPT ah — * * 0.0.0.0/0 0.0.0.0/0

34 5274 ACCEPT udp — * * 0.0.0.0/0 224.0.0.251 udp dpt:5353



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