Ur explaination is very clear sir and voice so clear

Very nice classes 😀

sir vo slid share kr dete to accha lgta or jyaada

Sir hadwer computer networking ki iti ki sabhi class kerbate ho kiye aap

SDh,DWDM pe aur video banaye.

Sir please tell me about paging technologies in Internetworking

Kafi time baad?kha gye the bhai?

But how to make a centralized device in bluetooth. I want to connect. My phone as a master and other two BT devices as slaves how to do this