Access and Terminals (AT); Analogue access to the Public Switched Telephone Network (PSTN); Protocol over the local loop for display and related services; Terminal equipment requirements; Part 4: Test Suite Structure and Test Purposes (TSS&TP); On-Hook and Off-Hook
STANDARD published on 28.11.2002
Designation standards: ETSI ES 200778-4-V1.1.2
Publication date standards: 28.11.2002
The number of pages: 49
Approximate weight : 147 g (0.32 lbs)
Country: European technical standard
Category: Technical standards ETSI