Cogeco doesn’t blanket‑block IPTV. It uses QoS, DiffServ, and active congestion control (AQM like PIE/CoDel) to manage congestion and enforce traffic profiles. Licensed IPTV provider with stable ABR ladders and proper markings typically streams normally.  Unstable or gray‑market flows may see shaping during peak hours, shown by bitrate collapse, high buffer ratios, or slow HLS/DASH […]