Does he get a bounce message?
Look in your blocked sender list to see if you have blocked him or his
domain.
Tools - Junk E-mail options - Blocked Senders
or add his email address to the Safe senders list
"Joy" <Joy@xxxxxx> wrote in message
news:9F531F7E-1B12-45AB-8BC5-91E59FEEB685@xxxxxx
Quote:
> Suddenly mail from an old contact in Australia is not arriving although he
> tries several times with each posting. How do I find out the reason ? I
> have
> Windows Vista. My contact does not send spam or obscene mail.