困扰了好久，终于解决了
hadoop集群共3台linux虚拟机
CentOS 7.5 + win10
看图设置
1.
2.
3.
4.
vi /etc/sysconfig/network
BOOTPROTO=static
IPADDR=192.168.161.134
GATEWAY=192.168.161.2
DNS1=192.168.161.2
5.
vi /etc/resolv.conf
DNS=192.168.161.2
nameserver 192.168.161.2
6.
service network restart
7.
ping -c 3 baidu.com