CentOS6.3 minimal EFI Nic problems these days with the CentOS-6.3-x86_64-minimal-EFI.iso image installed virtual machine, found that the start up can not find the network card ...... The problem has been solved. Record it here for me to check it later. Network Configuration Options for the Virtual Machine www.2cto.com: You can see that the network is selected here. Log on to the installed Virtual Machine System (CentOS-6.3-x86_64-minimal-EFI), execute the ifconfig command, the output result is as follows: here only one lo Nic, but not eth0, this is because the NIC is not started by default. Solution: 1. Backup Nic configuration cd/etc/sysconfig/network-scripts/cp ifcfg-eth0 {,. bak} 2. Change the NIC configuration. The default Nic configuration is as follows: ONBOOT = "yes" here is the simplest example. Nic configuration files have many options. For example: 1 DEVICE = eth0 # Interface Name (DEVICE, nic) 2 BOOTPROTO = static # IP configuration method (static: fixed IP, dhcpHCP, none: manual) 3 HWADDR = 08: 00: 27: A6: 21: 8F # MAC address 4 ONBOOT = yes # whether the network interface is valid when the system starts (yes/no) 5 IPADDR = 192.168.1.2 # IP address 6 NETMASK = 255.255.255.0 # subnet mask 7 GATEWAY = 192.168.1.1 # GATEWAY address 8 IPV6INIT = no # whether IPV6 is valid (yes/no) 9 TYPE = Ethemet # network TYPE (usually Ethemet) 3. restart the computer to verify that eth1 will automatically start and get the IP Address: