TS 22.401 – Videotelephony over TISPAN NGN Requirements
3GPP TS 22.401 is the 3GPP Technical Specification for Videotelephony over TISPAN NGN Requirements. It is published in 2 releases (Rel-7 to Rel-8); the latest version is 8.0.0 in Rel-8.
Defines requirements for videotelephony service in TISPAN NGN, including interoperability, QoS, and PSTN/ISDN simulation interactions.
Releases and versions of TS 22.401
| Release | Latest version | Links |
|---|---|---|
| Rel-8 | 8.0.0 | Read · Download (3GPP) |
| Rel-7 | 7.0.0 | Read · Download (3GPP) |
Scope of TS 22.401
Category: Services (IMS Services). Technology generation: Multi-Gen. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 22 series
- TS 22.340 IMS Messaging Stage 1 Requirements
- TS 22.346 Isolated E-UTRAN Operation for Public Safety
- TS 22.368 Network Improvements for Machine Type Communications
- TS 22.369 Service requirements for ambient power-enabled IoT
- TS 22.468 Group Communication System Enabler Requirements
- TS 22.495 NGN Requirements for IMS Services
- TS 22.519 NGN Business Communication Requirements
- TR 22.800 IMS Subscription Scenarios Analysis
Frequently asked questions
What is 3GPP TS 22.401?
3GPP TS 22.401 is the 3GPP Technical Specification for Videotelephony over TISPAN NGN Requirements. Defines requirements for videotelephony service in TISPAN NGN, including interoperability, QoS, and PSTN/ISDN simulation interactions.
Which 3GPP releases include TS 22.401?
TS 22.401 is published in 2 releases, from Rel-7 to Rel-8. The latest version on 3GPP Explorer is 8.0.0 (Rel-8).
What category does TS 22.401 belong to?
TS 22.401 belongs to the Services (IMS Services) category of 3GPP specifications. It applies to Multi-Gen networks.
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