Resolve e1000e

Resolve e1000e

lspci | egrep -i 'ethernet|network'
if you are using Intel 82574L, you should upgrade module.

Follow https://elrepo.org/tiki/tiki-index.php
sudo rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
sudo rpm -Uvh http://www.elrepo.org/elrepo-release-6-6.el6.elrepo.noarch.rpm

sudo lsmod|grep e1000e
Output:
e1000e                230782  0

sudo modinfo e1000e
filename:       /lib/modules/2.6.32-573.el6.x86_64/kernel/drivers/net/e1000e/e1000e.ko
version:        3.2.5-k
license:        GPL
description:    Intel(R) PRO/1000 Network Driver

sudo yum list|grep -i e1000
kmod-e1000.x86_64                           8.0.35-1.el6.elrepo          elrepo 
kmod-e1000e.x86_64                          3.3.4-2.el6.elrepo           elrepo

sudo yum -y install kmod-e1000e.x86_64 

reboot

sudo lsmod|grep e1000e
e1000e                250603  0

sudo modinfo e1000e
filename:       /lib/modules/2.6.32-642.4.2.el6.x86_64/weak-updates/e1000e/e1000e.ko
version:        3.3.4-NAPI
license:        GPL
description:    Intel(R) PRO/1000 Network Driver