If you're planning to try out IPTV, there are some necessary configurations you should make by following IPTV instructions. Firstly, check your internet speed and ensure that it's at least 3Mbps if you have multiple users, you should multiply it accordingly. Secondly, it's crucial to have a stable internet connection, which can be measured by the signal-to-noise ratio. The ratio should be better than 6dB, and in some cases, even over 10 dB. Some DSAMs and DSL modems are already pre-configured to provide the best signal-to-noise ratio, which can help deliver a high-quality IPTV experience