123167 May 2026

The number primarily refers to a technical specification for IP Multimedia Subsystem (IMS) emergency services used in telecommunications, or an academic research article regarding water quality monitoring . Telecommunications: ETSI TS 123 167

Provides informative examples of call sequences based on NENA (National Emergency Number Association) recommendations. 123167

This is a standard developed by the European Telecommunications Standards Institute (ETSI) that defines the stage 2 service description for . The number primarily refers to a technical specification

It specifies the procedures for handling emergency calls over IP-based networks, including how a device detects an emergency call and how the network routes it to the appropriate Public Safety Answering Point (PSAP). It specifies the procedures for handling emergency calls

The document covers emergency services across various access networks, such as UTRAN , E-UTRAN (4G/LTE) , and NG-RAN (5G) . Key Components:

It is often cited in studies related to pollutant prediction , such as biochemical oxygen demand (BOD5) in river basins, and the development of hydro-geomorphic models for monitoring network optimization. Other Notable References

The report emphasizes the importance of standardized reporting for Quality Assurance and Quality Control (QA/QC) in environmental research.