centos7如何关闭防火墙

[[{"txt": "CentOS\u662fLinux\u53d1\u884c\u7248\u4e4b\u4e00\uff0c\u521a\u5f00\u59cb\u63a5\u89e6\u7684\u670b\u53cb\u53ef\u80fd\u90fd\u8fd8\u4e0d\u77e5\u9053centos\u5173\u95ed\u9632\u706b\u5899\u65b9\u6cd5\u662f\u4ec0\u4e48\u5427?\u63a5\u4e0b\u6765\u672c\u6587\u5c31\u5c06\u4e3a\u5927\u5bb6\u4ecb\u7ecd\u4f7f\u7528\u547d\u4ee4\u884c\u5173\u95edcentos\u9632\u706b\u5899\u7684\u65b9\u6cd5\u3002\u3000\u3000\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a\u3000\u3000#/sbin/iptables -I INPUT -p tcp --dport 80 -j ACCEPT\u3000\u3000#/sbin/iptables -I INPUT -p tcp --dport 22 -j ACCEPT\u3000\u3000#/etc/rc.d/init.d/iptables save\u3000\u3000\u91cd\u542f\u8ba1\u7b97\u673a\u540e\uff0c\u9632\u706b\u5899\u9ed8\u8ba4\u5df2\u7ecf\u5f00\u653e\u4e8680\u548c22\u4e24\u4e2a\u7aef\u53e3\u3002\u3000\u3000\u4e34\u65f6\u6027\u7684\u5b8c\u5168\u5173\u95ed\u9632\u706b\u5899\uff0c\u53ef\u4ee5\u4e0d\u91cd\u542f\u673a\u5668\uff1a\u3000\u3000#/etc/init.d/iptables status ##\u67e5\u770b\u9632\u706b\u5899\u72b6\u6001\u3000\u3000#/etc/init.d/iptable stop ##\u672c\u6b21\u5173\u95ed\u9632\u706b\u5899\u3000\u3000#/etc/init.d/iptable restart ##\u91cd\u542f\u9632\u706b\u5899\u3000\u3000\u6c38\u4e45\u6027\u5173\u95ed\u9632\u706b\u5899\uff1a\u3000\u3000#chkconfig --level 35 iptables off (\u6ce8\u610f\u4e2d\u95f4\u7684\u662f\u4e24\u4e2a\u82f1\u5f0f\u5c0f\u77ed\u7ebf;\u91cd\u542f)\u3000\u3000\u8bbe\u7f6e\u9632\u706b\u5899\u5f00\u653e\u7aef\u53e3\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a\u3000\u3000vi /etc/sysconfig/iptables\u3000\u3000\u4fee\u6539\u9632\u706b\u5899\u65f6\u6ce8\u610f\u6700\u597d\u7559\u4e0bVNC\u548cSSH\u7684\u7ba1\u7406\u7aef\u53e3\u3002\u3000\u3000\u4e0b\u9762\u662f\u4e00\u4e2aiptables\u7684\u793a\u4f8b\uff1a\u3000\u3000# Firewall configuration written by system-config-securitylevel\u3000\u3000# Manual customization of this file is not recommended.*filter\u3000\u3000:INPUT ACCEPT [0:0]\u3000\u3000:FORWARD ACCEPT [0:0]\u3000\u3000:OUTPUT ACCEPT [0:0]\u3000\u3000:RH-Firewall-1-INPUT - [0:0]\u3000\u3000-A INPUT -j RH-Firewall-1-INPUT\u3000\u3000-A FORWARD -j RH-Firewall-1-INPUT\u3000\u3000-A RH-Firewall-1-INPUT -i lo -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -p icmp \u2013icmp-type any -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -p 50 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -p 51 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state ESTABLISHED,RELATED -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 53 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m udp -p udp \u2013dport 53 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 22 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 25 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 80 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 443 -j ACCEPT\u3000\u3000-A RH-Firewall-1-INPUT -j REJECT \u2013reject-with icmp-host-prohibited\u3000\u3000COMMIT\u3000\u3000\u8981\u6839\u636e\u81ea\u5df1\u9700\u6c42\u60c5\u51b5\u6765\u4fee\u6539\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4e3e\u4f8b\u6765\u8bf4\uff0c\u5982\u679c\u4f60\u4e0d\u5e0c\u671b\u5f00\u653e80\u7aef\u53e3\u63d0\u4f9bweb\u670d\u52a1\uff0c\u90a3\u4e48\u5e94\u8be5\u76f8\u5e94\u7684\u5220\u9664\u8fd9\u4e00\u884c\uff1a\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 80 -j ACCEPT\u3000\u3000\u5168\u90e8\u4fee\u6539\u5b8c\u4e4b\u540e\u91cd\u542fiptables:\u3000\u3000service iptables restart\u3000\u3000\u4f60\u53ef\u4ee5\u9a8c\u8bc1\u4e00\u4e0b\u662f\u5426\u89c4\u5219\u90fd\u5df2\u7ecf\u751f\u6548\uff1aiptables -L\u3000\u3000\u8fd9\u6837\uff0c\u6211\u4eec\u5c31\u5b8c\u6210\u4e86CentOS\u9632\u706b\u5899\u7684\u8bbe\u7f6e\u4fee\u6539\u3002"}], [{"txt": ["\u65b9\u6cd5/\u6b65\u9aa4"]}, {"txt": "service iptables stop"}]]