Send mail only from WHM users' email accounts

sdgUA

Member
Sep 22, 2011
9
0
51
cPanel Access Level
Root Administrator
Hi, how we can permit to send mail only from WHM users' email accounts? How to force cpanel to check sender's field, if sender are in some account - deliver mail, if no - reject?
 

cPanelTristan

Quality Assurance Analyst
Staff member
Oct 2, 2010
7,607
40
248
somewhere over the rainbow
cPanel Access Level
Root Administrator