It's the regular telephone system your Telecom company owns and operates.
It is a public network because it connects the public (everyone can have a phone).
It is a switched network because you can choose who you want to talk to (by dialing a number, the large telephone servers of your Telecom provider switch you through to the person you are calling - and only that person).
It is a telephone network because - well, because it is a network of telephones.
It is a public network because it connects the public (everyone can have a phone).
It is a switched network because you can choose who you want to talk to (by dialing a number, the large telephone servers of your Telecom provider switch you through to the person you are calling - and only that person).
It is a telephone network because - well, because it is a network of telephones.
