How to create Mail User

How to create Mail User

1. First, you must create a system account for the user.
2. After the new account has been created, you have to create new directory for the user:
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#!/bin/sh
mkdir /home/User/$1
chown $1:mail /home/User/$1
chmod 700 /home/User/$1
setquota -u $1 5120 6144 0 0 -a /var
setquota -u $1 5120 6144 0 0 -a /home
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