I have a permission question about using linux in a virtual machine.

Source: Internet
Author: User
I have a permission question about using linux under a virtual machine-Linux general technology-Linux technology and application information. The following is a detailed description. In this case, I log on to my virtual linux Through putty. It is valid if I use root to log on to ifconfig from the very beginning. The strange thing is that ifconfig prompts that this command is not available after I log on to a common user and su becomes the root user. What is the problem. I switched to root. It is reasonable to say that I have the root permission. I am a beginner
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