命令所对应的程序包

nslookup          dnsutils  

yum install bind-utils

# apt-get update

# apt-get install dnsutils

安装iftop

1 yum install epel-release

2yum install iftop

安装locate

yum install mlocate


useradd

yum install shadow-utils

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转载自blog.csdn.net/hxpjava1/article/details/79801734