![]() ![]() ![]() At first, I wrote a long Check List and ask the customer to provide those information. So it is VERY, VERY, VERY important to have all the informations about UE configuration or capabilities that are required to set the test equipment setting. A lot of IMS testing issue comes just from the parameter mismatch between UE configuration and equipment setting. TIPS : If you are working on UE verification / testing job, you SHOULD know all the details of two important SIP message which is REGISTER and INVITE. (If you are interested in other messages for various IMS/SIP protocol, refer to Message Example page) If you are intersted in the details of each message, refer to Message Example : REGISTER page. This page would focus on overall data path and protocol sequence for IMS Registration, but would not look into the very details of each message. In this page, I would describe the IMS Registration not only in terms of protocol sequence but also in terms of data flow in network architecture. The first step to learn IMS should be to understand every details related to IMS registration. IMS Registration is the most important steps of all IMS process (except Emergency Call). ![]()
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