[CentOS] What on Centos is wiping out my eth0 IP address every 5 minutes?

[Rock]

On Tue, 23 Jul 2013 17:54:13 -0400, Steve Thompson wrote:

> Probably need NM_CONTROLLED=no in ifcfg-eth0.

$ sudo updatedb; locate ifcfg-eth0
=> /etc/sysconfig/networking/devices/ifcfg-eth0
=> /etc/sysconfig/networking/profiles/default/ifcfg-eth0

$ grep NM /etc/sysconfig/networking/devices/ifcfg-eth0
=> NM_CONTROLLED="yes"

If I set this to "no" and reboot, will it have any negative 
implication for my normal wireless network (which I use all day)?