Clientele study a server's supported alternatives by utilizing the EHLO greeting, as exemplified beneath, in place of the original HELO. Purchasers tumble again to HELO provided that the server would not support EHLO greeting.[24] The SMTP server then procedures this details and verifies the receiver's handle to determine no https://it-support00999.tusblogos.com/26758366/smtp-server-an-overview