Source note · PRI and TDM gateway interworking
ITU-T Q.931 is the ISDN user-network interface layer 3 specification for basic call control; its base in-force version is dated 05/98.
Checked 2026-09-24
- Vendor
- ITU-T
- Product
- Q.931
- Subsystem
- ISDN layer 3
- Deployment
- any
- Region
- not restricted
- Release range
- Q.931 (05/98) and amendments
- Checked
- 2026-09-24
Sources
- Q.931: ISDN user-network interface layer 3 specification for basic call control — ITU-T · tier 1 standards and regulators · Landing page title and in-force version list
Cite this note
APA
WarmTransfer. (2026, September 24). PRI and TDM gateway interworking: source note legacy-pri-tdm-q931-scope. WarmTransfer. https://warmtransfer.net/knowledge/claims/legacy-pri-tdm-q931-scope
BibTeX
@misc{warmtransfer-claim-legacy-pri-tdm-q931-scope,
title = {PRI and TDM gateway interworking: source note legacy-pri-tdm-q931-scope},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/legacy-pri-tdm-q931-scope},
note = {Source note legacy-pri-tdm-q931-scope, checked 2026-09-24}
}