Based on experience of real-world deployments to-date, Andy Rayner (Chief Technologist, Nevion) takes a look at some of the principles for designing complete systems. Now the basics for SMPTE ST 2110 are complete and in place, developments and deployments are focusing on achieving the ‘whole solution’. An all-IP environment offers immense flexibility which is yet to be fully realized but is coming to fruition as vendors mature their capabilities. As well as basic architectures, some of the areas explored including optimising buffering, audio manipulation, conversion between ST 2110 and SMPTE ST 2022 & going on/off campus in IP.