This post demonstrates why it is so important your business email setup should not be ISP dependant. It's worth investing the time to get an email configuration setup that won't hamstring you this way.
As an aside - Reading your link, using IMAP in SA can be quite a challenge - it only seems to work in any sort of usable way when connecting to local servers. My experience is accessing offshore servers from SA via IMAP is somewhere between impossible and extremely unreliable.
Did you like this article? Share it with your favourite social network.