F11 certificate problem

view full story

http://forums.fedoraforum.org – I have installed F11 on my server by http://www.howtoforge.com/perfect-se...ispconfig-2-p4 this article! I have problem with certificate , when I connectin from clients computers to my mail server for reciving mail! I have warning like this: Please help me to solve this problem! Attached Images warning.JPG (12.9 KB) w1.JPG (26.7 KB) (HowTos)