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ifup em2啟動網卡時報錯:connection activation failed

ifup 啟動網卡 報錯

環境:centos7,重啟網絡,報以下錯誤:

ifup em2 ##啟動em2網卡時報錯

Error: Connection activation failed: The connection is not for this device.

解決方法:

systemctl stop NetworkManager.service

systemctl disable NetworkManager

再啟動過em2網卡,就可以了

ifup em2

ifup em2啟動網卡時報錯:connection activation failed