It boils down to restrictive policies supposedly to prevent spam actually disrupting normal emailing behaviour.
post about an error message that you might be getting especially it seems if you are using Tiscali in the UK: “mailbox locked by other server”
I was setting up a client’s access to Microsoft Exchange Server from his lovely MacBook Air today. There was a big drumroll to this because the client left the mac at one of his company’s offices while he went to some important pow-wow. I had a window of opportunity to sort it. So I was [...]





