RHEL 的网卡设置 USERCTL 是如何实现的？

晨想

USERCTL=<answer>, where <answer> is one of the following:
  yes — Non-root users are allowed to control this device.
  no — Non-root users are not allowed to control this device


网卡怎么设置才能让普通用户操作？我没装RHEL，谁给说说？

谢谢。