Universal Mobile Telecommunications System (UMTS); Guidelines and Principles for protocol description and error handling (3G TR 25.921 version 3.1.0 Release 1999)
NORMA vydána dne 31.3.2000
Designation standards: ETSI TR 125921-V3.1.0
Publication date standards: 31.3.2000
The number of pages: 43
Approximate weight : 129 g (0.28 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI