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Fedora18通过firewall-cmd命令修改防火墙ssh访问

2014年08月29日 ⁄ 综合 ⁄ 共 1164字 ⁄ 字号 评论关闭

使用root用户

查看所有的zone信息
# firewall-cmd --list-all-zones

查看默认zone是哪一个
# firewall-cmd --get-default-zone

临时修改接口p3p1所属的zone为internal,这是runtime修改,重启不保存
# firewall-cmd --zone=internal --change-zone=p3p1

如果需要重启保存接口的修改
则修改接口对应的配置文件/etc/sysconfig/network-scripts/ifcfg-p3p1
在配置文件中增加或修改一行ZONE=internal

从public zone中移除服务,重启后保存
临时修改则去掉--permanent选项
# firewall-cmd --permanent --zone=public --remove-service=ssh

这样便无法从接口p3p2上通过ssh访问了
但是可以从内网接口p3p1上通过ssh访问

再次查看所有的zone信息
# firewall-cmd --list-all-zones

block
  interfaces:
  services:
  ports:
  forward-ports:
  icmp-blocks:

work
  interfaces:
  services: ipp-client mdns dhcpv6-client ssh
  ports:
  forward-ports:
  icmp-blocks:

drop
  interfaces:
  services:
  ports:
  forward-ports:
  icmp-blocks:

internal
  interfaces: p3p1
  services: ipp-client mdns dhcpv6-client ssh samba-client
  ports:
  forward-ports:
  icmp-blocks:

external
  interfaces:
  services: ssh
  ports:
  forward-ports:
  icmp-blocks:

home
  interfaces:
  services: ipp-client mdns dhcpv6-client ssh samba-client
  ports:
  forward-ports:
  icmp-blocks:

dmz
  interfaces:
  services: ssh
  ports:
  forward-ports:
  icmp-blocks:

public
  interfaces: p3p2
  services: mdns dhcpv6-client
  ports:
  forward-ports:
  icmp-blocks:

trusted
  interfaces:
  services:
  ports:
  forward-ports:
  icmp-blocks:

 

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