This may be a similar problem to the 'SMTP Server timing out problem' If you search for the string "the connection to the outgoing server SMTP timed out" in the top right search field, there will be numerous articles with information about how to resolve this issue. The most common solution is that Anti-Virus software needs to be switched off from scanning emails. If the solutions offered don't work, please reply to the post and it will be relisted as in need of a solution.