If you don't know most of the things mentioned, but are interested what all of it means...:

I recommend some of the talks of Harald which consist (by neccessity, he's a great speaker) mostly of acronyms, and he's explaining most of it (within the limits of time imposed by the talk).

e.g. https://media.ccc.de/v/32c3-7412-running_your_own_3g_3_5g_ne...

(edit: typo)