Ethtool Package is AGED

New Xen have new kernel.

But still very very old kernel packages:
EthTool is stuck at version 3.15 (2014-07-20)

Installed Packages
Name        : ethtool
Arch        : x86_64
Epoch       : 2
Version     : 3.15
Release     : 2.el7
Size        : 306 k
Repo        : installed
From repo   : install
Summary     : Settings tool for Ethernet NICs
URL         : http://ftp.kernel.org/pub/software/network/ethtool/
License     : GPLv2
Description : This utility allows querying and changing settings such as speed,
            : port, auto-negotiation, PCI locations and checksum offload on many
            : network devices, especially of Ethernet devices.

This package is very old and is misbehaving causing.
(command "ethtool -m" will fail).

In the 2014 weren't born many technology which new version of ethtool can handle.