http://linuxtools-rst.readthedocs.org/zh_CN/latest/base/index.html 命令帮助 如果只记得某个命令的一部分,可以使用 man -k 来搜索符合要求的命令及简要说明. 例如, bash ubuntu@ubuntu:~$ man -k ipta ip6tables-apply (8) - a safer way to update iptables remotely ip6tables-save (8) - dump iptables rules to stdout iptables (8) - administration tool for IPv4/IPv6 packet filtering and NAT iptables-apply (8) - a safer way to update iptables remotely iptables-extensions (8) - list of extensions in the standard iptables distribution iptables-restore (8) - Restore IP Tables iptables-save (8) - dump iptables rules to stdout iptables-xml (1) - Convert iptables-save format to XML psfstriptable (1) - remove the embedded Unicode character table from a console font whiptail (1) - display dialog boxes from shell scripts xtables-multi (8) - xtables multi-link binary for netfilter's iptables and ip6tables 查看命令的位置 which iptables 简要说明该命令 whatis iptables 详细说明该命令 info iptables 最强大的 man iptables 文件 find, 实时查找。删除当前目录下 php 文件,find .……

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