We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service and supplementary services; Stage 1 (3GPP TS 22.173 version 8.7.0 Release 8)
STANDARD published on 19.6.2009
Designation standards: ETSI TS 122173-V8.7.0
Publication date standards: 19.6.2009
SKU: NS-322435
The number of pages: 57
Approximate weight : 171 g (0.38 lbs)
Country: European technical standard
Category: Technical standards ETSI
Do you want to be sure about the validity of used regulations?
We offer you a solution so that you could use valid and updated legislative regulations.
Would you like to get more information? Look at this page.
Latest update: 2026-06-11 (Number of items: 2 281 927)
© Copyright 2026 NORMSERVIS s.r.o.