iptables 不存在？

Question

$ iptables
sh: 1: iptables: not found
$ sudo iptables
[sudo] password for [redacted]: 
sudo: iptables: command not found
$ /sbin/iptables
sh: 3: /sbin/iptables: not found
$ sudo /sbin/iptables
sudo: /sbin/iptables: command not found

iptables 不知何故从我的计算机中删除了。我如何访问它？

Answer 1

如果iptables未安装或二进制文件丢失，请尝试安装/重新安装：

sudo apt-get install --reinstall iptables