Cannot get current device settings: Operation not supported ethtool CentOS 7

Question

Received an error "Cannot get current device settings: Operation not supported ethtool" while changing network speed using ethtool command on centos,

 # ethtool -s eth0 autoneg off speed 100 duplex full

  Cannot get current device settings: Operation not supported ethtool
  not setting speed
  not setting duplex
  not setting autoneg