Somewhat related, I became mildly interested in telecommunications networks work including infrastructure, protocols, etc., but had issues finding stuff that ga

Somewhat related, I became mildly interested in telecommunications networks work including infrastructure, protocols, etc., but had issues finding stuff that gave more a very basic overview. This may have been my fault, for not knowing exactly what to look for, but I feel like a lot of knowledge gets locked behind a gate that only working in the respective domains can unlock.