|
首先任意运行一条iptables防火墙规则配置命令如开通80端口: o$ @% x; Q3 t0 f
iptables -I INPUT 1 -p tcp --dport 80 -j ACCEPT 1 |% i! y3 X. T* M3 c% j6 V! V+ w
然后对iptables服务进行保存:
$ |/ H- U; \) z' S# d8 n
service iptables save
& t$ s7 a- Y' V% o6 P
如果失败报出:The service command supports only basic LSB actions (start, stop, restart, try-restart, reload, force-reload, status). For other actions, please try to use systemctl. 4 p, e, C3 `- w0 Y1 \; u$ i
解决方法:
% Q; _# J4 S; s2 U- f0 {systemctl stop firewalld 关闭防火墙
3 z+ e" l. Z+ q: P, C' ayum install iptables-services 安装或更新服务
! f& X' {4 H9 R4 @- }' Q再使用systemctl enable iptables 启动iptables
& i, p y$ [2 d9 c3 i# e# w最后 systemctl start iptables 打开iptables
6 ~* u" v( O" k% o0 E8 z6 ~# q
再执行service iptables save
6 S( _! B, x$ T: m b% R
然后重启iptables服务:
7 |' d1 H, C: E+ T
service iptables restart 1 L" U; P4 O. n; n8 W6 E& p
执行完毕之后/etc/syscofig/iptables文件就有了
/ T; Q7 A, L D# K |