Why form mail is not working ?

Solution :

Please note that if you are using form mail coding in your website you have to create the authentication mail id in our server.

Please refer the below information which will be needed in a form mail coding.

SMTP host name : mail.domainname or Serverip
Incoming mail server : Serverip
Outgoing mail server : Serverip
SMTP : 25
POP3 : 110