That Telus Facts page is ancient. Barely maintained. I'd say that post is about 5 years old.
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Telus FAQ »
Does Telus thottle internet connectionsOn having two services(Internet/Optik) coming into the home, Optik is given QOS priority over Internet, should the need arise.
A bunch of technical stuff: Line maximum speed and subscribed Internet speed rate. Internet 25 + Optik 3 HD/1 SD + line capable of 40Mbps = Internet speed slight reduction to 20Mbps, if 4 Optik TV units being used at same time.
Towns with old hardware are currently subject to a primetime congestion throttle policy that is targeted at only reducing the entire stream speed of heavy users.
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www.telus.com/en/bc/get- ··· pport.do