How does cellular network work?

Today my topic is cellular networks and their key components. We will explore how these components collaborate to provide cellular services.
Please support my channel by becoming a member at
patreon.com/sunnyclassroom.
Today my topic is about celluar networks: several key components of cellular networks and how they work together to deliver celluar services.
Playlists:
Remote Access/WAN technologies
   • Circuit Switching vs. Packet Switching  

Business continuity
   • Business continuity  
Cyber Attacks and Defense
   • AAA framework: TACACS+ vs RADIUS  
Basic Cryptography
   • Private Key Encryption (Symmetric Key...  
Advanced Cryptography:
   • What is digital signature?  
Public Key Infrastructure
   • Why digital certificate?