[root@ecs-e332-0002 ~]#
vim /etc/sysconfig/iptables
# Firewall configuration written by system-config-firewall
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
-A FORWARD -j REJECT --reject-with icmp-host-prohibited
COMMIT
# Firewall configuration written by system-config-firewall
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 61613 -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 8080 -j ACCEPT
-A FORWARD -j REJECT --reject-with icmp-host-prohibited
COMMIT
~
Type :quit<Enter> to exit Vim
按几下 "Esc"键 确保 vim 在普通模式。之后按
:quit输入的命令就会出现在 vim 的最下方。然后按回车(就是<enter>键),即可退出 vim。
vim模式下报错E37: No write since last change (add ! to override)
文件为只读文件,无法修改。
解决办法:
使用命令:w!强制存盘即可,在vim模式下,键入以下命令:
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:w!
存盘后在使用vim命令检查是否保存,如未保存,编辑后重复以上操作。
编辑
i 进入编辑模式; “Esc”建,:wq 保存退出。
防火墙重启
service iptables restart 开启防火墙