L lungkao Verified User Joined Jun 4, 2008 Messages 35 May 6, 2009 #1 i have domain snf.or.th use Atmail webmail i can't send to seminkkha.org use googleapp mail snf.or.th and seminkkha.org run website onmyhost Could not send message to SMTP server. Check you have access to send messages via the server and that all To/CC/BCC addresses are valid\nError: SMTP Server rejected email. Returned:550 "Unknown User" Click to expand... help me plese Attachments 6-5-2552 17-14-05.png 4.2 KB · Views: 89
i have domain snf.or.th use Atmail webmail i can't send to seminkkha.org use googleapp mail snf.or.th and seminkkha.org run website onmyhost Could not send message to SMTP server. Check you have access to send messages via the server and that all To/CC/BCC addresses are valid\nError: SMTP Server rejected email. Returned:550 "Unknown User" Click to expand... help me plese
nobaloney NoBaloney Internet Svcs - In Memoriam † Joined Jun 16, 2003 Messages 24,986 Location California May 7, 2009 #2 If the recipient server is sending you an unknown user error, then it's likely the user doesn't exist on their server. Jeff
If the recipient server is sending you an unknown user error, then it's likely the user doesn't exist on their server. Jeff
