ISUP ISDN User Part
ISDN User Part is part of the SS7 (Signalling System No.7) protocol layer and used in the setting up management and release of trunks that carry voice and data between calling and called parties.
Keep up-to-date with everything Mpirical
Sign up to our email mailing list to get regular updates on new courses, quarterly round ups of content and more.
Subscribe to our YouTube Channel
With over 200 free videos (and counting!) covering a range of technology topics our channel is the place to be. Subscribe to be the first to know when we release videos.
FREE Intro to 5G Sample Course
Use this no-obligation free trial to get a taste of what it’s like to be an Mpirical student. Included with the trial is an all-access pass to our learning platform.
