i am new to linux. and i started learning from redhat 9.0 so i am not much familiar with previous versions and i installed sendmail in my machine. but my manager wants to have a format for mail ids and he asked for a format
firstname.lastname@something.com
but when start creating users with useradd, its not accepting .(dot) in the username.
plz help me out if any alternatives are there.
advanced thanks for u r help