centos 下安装lrzsz

[root@hadoop2 /]# yum list|grep lrzsz
lrzsz.x86_64 0.12.20-36.el7 @anaconda
[root@hadoop2 /]# yum install lrzsz.x86_64
Loaded plugins: fastestmirror,langpacks
base | 3.6 kB 00:00:00
extras | 3.4 kB 00:00:00
mysql-connectors-community | 2.5 kB 00:00:00
mysql-tools-community | 2.5 kB 00:00:00
mysql56-community | 2.5 kB 00:00:00
updates | 3.4 kB 00:00:00
(1/2): extras/7/x86_64/primary_db | 160 kB 00:00:00
(2/2): updates/7/x86_64/primary_db | 6.4 MB 00:02:07
Loading mirror speeds from cached hostfile
* base: mirrors.yun-idc.com
* extras: mirrors.tuna.tsinghua.edu.cn
* updates: mirrors.zju.edu.cn
Package lrzsz-0.12.20-36.el7.x86_64 already installed and latest version
Nothing to do

[root@hadoop2 /]# rz