Category Archives: Newsflash

ISP blocking tcp port 25

More and more Internet service providers (ISPs) block SMTP port TCP 25. We remind you that NT-Internet mail services support for several years the use of SSL SMTP port 465. Please configure it (outgoing mail server) by choosing the tcp port 465 SSL.

Innovation Support messaging and collaboration solution webclient  esupport plateform full automated and integrated. Discover our new esupport system right now.