Modify the ip as follows
su to enter the super user
Comment the first eth0 in vi /etc/udev/rules.d/70-persistent-net.rules, change the following eth1 or others to eth0, press esc, and then press shift+zz to save quickly
Configure in vi /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
IPADDR=192.168.85.135
NETMASK=255.255.255.0
#（网关，同ip最后一位为1）
GATEWAY=192.168.85.1
DNS1=114.114.114.114
ONBOOT=yes
BOOTPROTO=static
Finally , start service network start