haha, Telkom are terrible.
My line was 10mbps, but there were giant latency issues so was downgraded to 4mbps - later on turned out to be a telkom network issue in my area.
Called 10219 - told they only do service upgrades, not adjustments, and I must call 0800 375 375.
Called 0800 375 375 - told they can't assist me, and I must call 10215. I asked why and his response was just 'you must just call them they will help you.
Called 10215 - it's a Telkomsa.net number, they definitely won't help me, they're not even my ISP.
Rage.
I dialed 0800 375 375, chose 1 (I think) for existing customer, then 1 (I think again