• ETSI ETS 300 056/A1
Provide PDF Format

Learn More

ETSI ETS 300 056/A1

  • Amendment 1 to - Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Service description
  • Amendment by European Telecommunications Standards Institute, 09/01/1996
  • Publisher: ETSI

$7.00$14.00


This amendment considers the interaction with CFNR and CD.

Related Products

ETSI EN 300 147

ETSI EN 300 147

Transmission and Multiplexing (TM); Synchronous Digital Hierarchy (SDH); Multiplexing structure..

$11.00 $21.51

ETSI I-ETS 300 302-2

ETSI I-ETS 300 302-2

Integrated Services Digital Network (ISDN); Videotelephony teleservice; Part 2: Electroacoustic char..

$9.00 $17.50

ETSI TS 142 068

ETSI TS 142 068

Digital cellular telecommunications system (Phase 2+); Voice Group Call Service (VGCS) - Stage 1 (3G..

$11.00 $21.51

ETSI ETS 300 394-5-1

ETSI ETS 300 394-5-1

Terrestrial Trunked Radio (TETRA); Conformance testing specification; Part 5: Security; Sub-part 1: ..

$26.00 $52.50