Namaste, iam Robert Kelly, Have a splendid day!
Do Cell Phones Use Pstn? [Solved]
Voice communications continue to rely heavily on the PSTN. Mobile phones can’t function without the PSTN. The modern PSTN still has plenty of copper wire in it, but it also includes fiber optic cables, cellular networks, communication satellites, and undersea cables.
PSTN - Public Switched Telephone Network
Today my topic is Public Switched Telephone System, or
How does your mobile phone work? | ICT #1
For most of us, a
What is PSTN? and How to Switch from PSTN to VoIP?
Public Switched
