Time shifting is expected to be a popular core feature of IPTV systems because of its ability to enable users to personalize their TV channels. Here we propose a quality affordable IPTV time shifting solution to what is often the most demanding situations the combination of the limited power of end user equipments and highly interactive users on a dedicated close network. Extensive empirical evaluations based on first hand accounts of deployment experiences as well as theoretical analysis are given. Evaluation results show that the system offers good quality of time shifting service in high concurrency environment.