The history of fixed telephony
From the late 19th century to the early 21st century, landline phones were the predominant form of voice communication. Their dominance has waned as mobile and internet based solutions have grown.
Different types of fixed telephony
- POTS (Plain Old Telephone Service), the traditional telephony that often used the copper network.
- ISDN (Integrated Services Digital Network), a digital telephone system that can also transmit data.
- VoIP (Voice over IP), fixed telephony over the internet that offers cost savings and needs a stable connection.
The copper network and its significance
The copper network has long been the backbone of the landline network, with copper lines carrying voice calls over long distances. Over time it has proven costly to maintain, vulnerable to weather and technically limited compared with newer technology.
Limitations and challenges
- No mobility, a landline ties the user to one location.
- Costly maintenance, the physical copper lines are sensitive to the environment.
- Technological lag, mobile and internet based solutions often offer more advanced features.
Fixed telephony or mobile telephony?
Fixed telephony was once the standard, but mobile telephony brought the freedom to communicate anywhere. Despite its reliability in certain places, the landline struggles to compete with the flexibility of mobile technology. For businesses, IP telephony is usually the better choice today.
Frequently asked questions about fixed telephony
What does fixed telephony mean?
It is telephony where voice calls travel through physical cables in the phone network, unlike mobile and IP telephony.
Does fixed telephony still exist?
Traditional fixed telephony over the copper network is being phased out, but the concept lives on as IP telephony over the internet.
What is the difference from IP telephony?
Fixed telephony uses physical copper lines, while IP telephony sends calls as data over the internet.
Should businesses switch from fixed telephony?
For most businesses, IP telephony offers lower costs, more flexibility and more features.
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