Solved the half-day, various methods have tried, in fact, is a very simple problem
Is the IP of the physical machine and the virtual machine inside the IP conflict
I just modified the virtual machine's IP immediately restored to normal
If you also meet the same problem may be in the physical machine
You can use the command Ipconfig/all to view your IP address, step: start----run----Enter cmd----Enter the Ipconfig/all in the open program
modifying IP access in a virtual machine
# Vi/etc/sysconfig/network-scripts/ifcfg-eth0
hwaddr=00:0c:29:e4:e8:93
Type=ethernet
Bootproto=static
Defroute=yes
Peerdns=yes
Peerroutes=yes
Ipv4_failure_fatal=no
Ipv6init=yes
Ipv6_autoconf=yes
Ipv6_defroute=yes
Ipv6_peerdns=yes
Ipv6_peerroutes=yes
Ipv6_failure_fatal=no
name=eno16777736
Uuid=0eeadca9-3ac5-4d53-b198-ed61611eccb0
Onboot=yes
ipaddr=192.168.0.18
netmask=255.255.255.0
gateway=192.168.0.1
dns1=119.6.6.6
dns2=192.168.0.1
The above is the author's configuration We can refer
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"Essay" virtual function ping through the outside network, but very slow and can not browse the Web