[MlMt] Is this MM or the reciever?

[Annamarie Pluhar]

I got this bounce back

andrea at andreapluhar.com>: host mail.andreapluhar.com[162.215.248.172] 
said:
     550-Please turn on SMTP Authentication in your mail client, or 
login to the
     550-IMAP/POP3 server before sending your message.
     550-st43p00im-ztdg10073201.me.com [17.58.63.177]:59104 is not 
permitted to
     550 relay through this server without authentication. (in reply to 
RCPT TO
     command)

I do have SMTP authentication on.

Thanks
Annamarie

Annamarie Pluhar
802-451-1941
802-579-5975 (iPhone - not good when I'm at my desk.)