LAB 20160830A

	[root@host ~]# grub2-mkconfig -o /boot/grub2/grub.cfg
	Generating grub configuration file ...
	Found linux image: /boot/vmlinuz-3.10.0-229.14.1.el7.x86_64
	Found initrd image: /boot/initramfs-3.10.0-229.14.1.el7.x86_64.img
	Found linux image: /boot/vmlinuz-3.10.0-229.4.2.el7.x86_64
	Found initrd image: /boot/initramfs-3.10.0-229.4.2.el7.x86_64.img
	Found linux image: /boot/vmlinuz-3.10.0-229.el7.x86_64
	Found initrd image: /boot/initramfs-3.10.0-229.el7.x86_64.img
	Found linux image: /boot/vmlinuz-0-rescue-605f01abef434fb98dd1309e774b72ba
	Found initrd image: /boot/initramfs-0-rescue-605f01abef434fb98dd1309e774b72ba.img
	done
	#參考資料:https://wiki.centos.org/zh-tw/HowTos/Grub2
	#參考資料:http://blog.xuite.net/towns/hc/302507344-CentOS+7+%E5%AE%89%E8%A3%9D%E3%80%81%E6%9E%B6%E8%A8%AD%E8%88%87%E4%BD%BF%E7%94%A8
	[root@localhost ~]# nmcli d s
	DEVICE TYPE STATE CONNECTION
	eno16777736 ethernet connected eno16777736
	eno33554992 ethernet disconnected --
	lo loopback unmanaged --
	[root@localhost ~]# nmcli c s -a
	NAME UUID TYPE DEVICE
	eno16777736 00725176-7c31-45f0-b1ce-068b26f52793 802-3-ethernet eno16777736
	[root@localhost ~]# nmcli con add type ethernet con-name eno33554992 ifname eno33554992
	Connection 'eno33554992' (b771edf9-3a00-40b1-a81e-dd0ed5178941) successfully added.
	[root@localhost ~]# ls /etc/sysconfig/network-scripts/ |grep eno33554992
	ifcfg-eno33554992
	[root@localhost ~]# nmcli c u eno33554992

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