X++:
SysMailer sysMailer = new sysMailer();
SysEmailParameters sysEmailParameters = SysEmailParameters::find();
;
sysMailer.SMTPRelayServers().add(sysEmailParameters.SMTPRelayServerName,
sysEmailParameters.SMTPPortNumber,
sysEmailParameters.SMTPServerIPAddress,
sysEmailParameters.SMTPUserName,
sysEmailParameters.SMTPPassword);
sysMailer.fromAddress(fromSysUserInfo.Email);
sysMailer.subject(sysMailer.encodeHeader(mailSubject, "Windows-1251", 1));
sysMailer.tos().clear();
sysMailer.tos().add(toEmail);
sysMailer.sendMail();