====== useradd ======
* [[getent]]
* [[usermod]]
* vipw
== Create a new user, with a home ==
* **-g** Primary group of ''users''
* **-m** Create the user's home directory
* **-N** Do not create a group with the same name as the user
* **-s** login shell of the new account
useradd -g users -m -N -s /bin/bash
== Create a new cloned user ==
useradd -g primary-group -o -u `id -u primary-user` username