[root@localhost ~]# yum install portmap
Setting up Install Process
Parsing package install arguments
Requested dep: portmap is provided by installed package
Nothing to do
[root@localhost ~]# yum install random
Setting up Install Process
Parsing package install arguments
No package random available.
Nothing to do
提示上面英文，不懂，请问怎样安装
管理服务里找不到这二个服务名
