Office Outlook from System Administrator - Undeliverable

  • Thread starter Thread starter TRS
  • Start date Start date
T

TRS

At random receive a message when replying to a received
email"553 sorry, that domain isn't in my list of allowed
rcpthosts(#5.7.1)
How do I overcome this problem?
 
the server the person you are sending to is blocking your mail for one
reason or another. You can't do anything, except use a different SMTP
server.
 
Back
Top