Lec 2 : PCM , SONET , SDH , DS and ITU-T Standards

[@isaczelda3066]

where is the other lecture in regard sdh it very informative video thank you very much

[@kzar3]

you're welcome i'm happy that you liked it
i stopped cuz i found no one needs it so i didn't continue if you kindly tell me about the university students who needs it to at least know that effort won't be in vain
you can contact me on telegram if you want : @enE_16