centos7,iptables的导出和重置
2022/8/9 5:23:00
本文主要是介绍centos7,iptables的导出和重置,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
默认情况下,iptables-save会导出所有的表和链到标准输出中
$ iptables-save # Generated by iptables-save v1.4.21 on Mon Aug 8 10:51:28 2022 *nat :PREROUTING ACCEPT [264:21272] :INPUT ACCEPT [5:356] :OUTPUT ACCEPT [403:30153] :POSTROUTING ACCEPT [403:30153] :OUTPUT_direct - [0:0] :POSTROUTING_ZONES - [0:0] :POSTROUTING_ZONES_SOURCE - [0:0] :POSTROUTING_direct - [0:0] :POST_public - [0:0] :POST_public_allow - [0:0] :POST_public_deny - [0:0] :POST_public_log - [0:0] :PREROUTING_ZONES - [0:0] :PREROUTING_ZONES_SOURCE - [0:0] :PREROUTING_direct - [0:0] :PRE_public - [0:0] :PRE_public_allow - [0:0] :PRE_public_deny - [0:0] :PRE_public_log - [0:0] ...
可以将它们输出到文件中
iptables-save > iptables_bak
想要再次进行恢复,iptables-restore即可:
iptables-restore < iptables_bak
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