Hey Howard, it isn't unusual for lines to be throttled. It could happen for various reasons.
One of them is Telkom's FUP for uncapped accounts. So if you use over a certain amount, your account gets throttled. (during certain hours).
If you are on a Capped account and go over you GB limit, your...
Hopefully this will clarify things for everyone.
Around the middle of november OPENSERVE announced that they would be cancelling support for 4mbps lines on Fibre. This means, all customer (who can) that have 4mbps lines will be upgraded to 10mbps for FREE.
However, to avoid many customers...