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Public switched telephone network

nounid 3735·updated May 9, 2026
verified

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

MWE

Attested in

No recorded attestations. They are written when an MWE tagging stage is completed, stamped with the pack version and the document’s digest.

Classifications

Entity Type

Network95%llm-generatedllm:claude-haiku-4-5

Sensitivity

unclassified

Information Class

unclassified

Variants

acronym
PSTN
plural
Public switched telephone networks
possessive
Public switched telephone network's
pluralpossessive
Public switched telephone networks'

Framework definitions

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

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.