Transmission and Multiplexing (TM); List of documents relevant to SDH transmission equipment
STANDARD published on 30.5.1996
Designation standards: ETSI ETR 239-ed.1
Publication date standards: 30.5.1996
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: European technical standard
Category: Technical standards ETSI