Communication Networks (PSTN, ISDN)
Summary :Describes communication network types: PSTN, POTS, ISDN, and Internet. Explains circuit-switched vs packet-switched networks, their features, advantages, limitations, and modern relevance.
Describes communication network types: PSTN, POTS, ISDN, and Internet. Explains circuit-switched vs packet-switched networks, their features, advantages, limitations, and modern relevance.