To set up an NIS client, you need to define the NIS domain name, start the local NIS services, and then initialize these services to look up their information from an NIS master, or master slave.

要设置NIS客户端，需要定义NIS域名，启动本地NIS访问，然后初始化这些服务，以从nis主服务器或从服务器查找其信息。

youdao

Because the Hadoop master node communicates with slave nodes using SSH, you should set up an authenticated no-passphrase SSH connection between the master and slaves.

因为hadoop主节点使用SSH与从节点通信，所以应该在主节点和从节点之间建立经过身份验证的无密码的SSH连接。

youdao

Now you are going to set up a Kerberos client to the above master-slave KDC setup that you have successfully configured.

现在，要设置一个Kerberos客户机，让它使用前面成功配置的主-从KDC设置。

youdao