yum install pciutils
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm
/sbin/lspci
To install this driver:
00:0a.0 Ethernet controller: NVIDIA Corporation MCP79 Ethernet (rev b1)
#yum install kmod-forcedeth
#reboot
and to install
03:00.0 Network controller: Broadcom Limited BCM4321 802.11a/b/g/n (rev 05)
---> http://elrepo.org/tiki/tiki-index.php