The public switched telephone network (PSTN) is the aggregate of the world's telephone networks that are operated by national, regional, or local telephony...

exchange. This is known as the public switched telephone network or PSTN. A wireless network where the telephones are mobile and can move around anywhere...

A telephone exchange, also known as a telephone switch or central office, is a crucial component in the public switched telephone network (PSTN) or large...

radio telephone or a mobile telephone, or to other devices for data transmission via the public switched telephone network (PSTN) or other public and private...

packet switched network for handling mobile data The public switched telephone network to connect subscribers to the wider telephony network This network is...

to the public switched telephone network Stations, or telephone sets, sometimes called lines by metonymy The PBX's internal switching network Uninterruptible...

to communicate with each other and telephones in the wider public switched telephone network (PSTN). The architecture contains specific features and functions...

between calls. Public switched telephone network (PSTN) B channel of ISDN Circuit Switched Data (CSD) and High-Speed Circuit-Switched Data (HSCSD) service...

Touch-Tone dialing, electronic telephone exchanges and fiber-optic communication into the public switched telephone network (PSTN). Modern, automated POTS...

regions on a public switched telephone network (PSTN) or to a mobile telephone network, where they are further routed by the local network. The last revision...