Create Another Root Linux

Create extra root user account to your Linux box.

[root@fedora ~]# adduser -u 0 -o -g 0 -G 0,1,2,3,4,6,10 -M root2 
[root@fedora ~]# passwd root2
Changing password for user root2.
New UNIX password:
Retype new UNIX password:
passwd: all authentication tokens updated successfully. 
[root@fedora ~]# id root2
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
[root@fedora ~]# less /etc/group
root:x:0:root,root2
bin:x:1:root,bin,daemon,root2
daemon:x:2:root,bin,daemon,root2
sys:x:3:root,bin,adm,root2
adm:x:4:root,adm,daemon,root2
disk:x:6:root,root2
wheel:x:10:root,root2
login as: root2
[email protected]'s password:
Last login: Thu Nov 24 23:48:49 2005 from 10.7.0.112
Could not chdir to home directory /home/root2: No such file or directory
-bash-3.00#
-bash-3.00#
-bash-3.00# su –
[root@fedora ~]# 

Create extra root user account to your Linux box on debian.

useradd userxxx
nano /etc/passwd

Edit userid

userxxx:x:0:0::/home/systemx:/bin/bash

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Source