Public switched telephone network

nounverified·updated May 9, 2026

A communications system that sets up a dedicated channel (or circuit) between two points for the duration of the transmission.

Framework senses

2 senses across 2 frameworks

ISACA Cybersecurity Glossary1 senseview framework →

§1: A communications system that sets up a dedicated channel (or circuit) between two points for the duration of the transmission.

Legacy lexicon import1 senseview framework →

§1 · legacy_primary: A communications system that sets up a dedicated channel (or circuit) between two points for the duration of the transmission.
DR-088 backfill from the noun definition column