Three areas need to be modified:
/etc/passwd
/etc/shadow
/etc/sudoers
1./etc/passwd and/etc/shadow
Change the first line of root to a new username separately
2./etc/sudoers
root ALL=(ALL) ALL
New username ALL=(ALL) ALL
Mest populär
What should we pay attention to for Turkish servers?
Stability is the key point of server leasing in Turkey If the server is unstable, then the...
When LVM tools in Linux are not installed, the following errors will occur
-bash: pvcreate: command not found -bash: pvscan: command not found -bash: pvdisplay: command...
How about Korean advanced anti DDoS server? What are the characteristics?
High hardware configuration; As we all know, South Korea is the leader in the IDC industry and...
Taiwan ECS application scenarios
Website application There are no special requirements for CPU, memory, hard disk space and...
What should I pay attention to when selecting a German server?
German server leasing refers to that IDC service providers provide hardware, are responsible for...
