220 mailpot.garrows.com SMTP Server EHLO User 500 Syntax error AUTH LOGIN 334 VXNlcm5hbWU6 bm8tcmVwbHk= 334 UGFzc3dvcmQ6 bm8tcmVwbHkxMjM0NTY= 535 Authentication failed. Keep trying. QUIT 221 OK bye