This work is aimed at new Internet protocol version 6. This protocol is firstly described generally. Then I have intoduced several common, generally respected IPv6 transition. The last part is oriented on real transition model, which is described on company from Rakovnik. This company figured as local Internet service provider. This solution includes individual phase of transition, opinions and evaluation from my colleagues and also timetable and financial plan. The model, which I think out could be available for most of smaller internet service providers.Tato práce je zaměřena na nový internetový protokol verze 6. Tento protokol je nejprve popsán obecně. Poté je uvedeno několik obecných, všeobecně uznávaných postupů přechodu k novému proto...