ETSI
Representing members from 54 countries, ETSI promotes worldwide standardization in telecommunications, broadcasting and information technology. The work of ETSI is closely aligned with the market needs of network operators, manufacturers, service providers, research institutions, and end users.
ETSI EN 301 246
Digital cellular telecommunications system (Phase 2) (GSM); Substitution and muting of lost frames f
$7.00 $14.00
ETSI EN 301 247
Digital cellular telecommunications system (Phase 2) (GSM); Comfort noise aspects for Enhanced Full
$11.00 $21.51
ETSI EN 301 248
Digital cellular telecommunications system (Phase 2) (GSM); Discontinuous Transmission (DTX) for Enh
$9.00 $17.50
ETSI EN 301 249
Digital cellular telecommunications system (Phase 2) (GSM); Voice Activity Detector (VAD) for Enhanc
$11.00 $21.51
ETSI EN 301 250
Digital cellular telecommunications system (Phase 2) (GSM); Test sequences for the GSM Enhanced Full
$484.00 $968.50
ETSI EN 301 251
Digital cellular telecommunications system (Phase 2) (GSM); Fault management of the Base Station Sys
$21.00 $41.00
ETSI EN 301 253
Fixed Radio Systems; Point-to-multipoint equipment; Frequency Hopping Code Division Multiple Access
$13.00 $25.50
ETSI EN 301 254
Private Integrated Services Network (PISN); Specification, functional models and information flows;
$7.00 $14.00
ETSI EN 301 255
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Message Waiting Indi
$7.00 $14.00
ETSI EN 301 256
Private Integrated Services Network (PISN); Specification, functional models and information flows;
$7.00 $14.00
ETSI EN 301 257
Private Integrated Services Network (PISN); Specification, functional models and information flows;
$7.00 $14.00
ETSI EN 301 258
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Recall supplementary
$7.00 $14.00
ETSI EN 301 259
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Private Integrated N
$7.00 $14.00
ETSI EN 301 260
Private Integrated Services Network (PISN); Specification, functional models and information flows;
$7.00 $14.00
ETSI EN 301 261-3
Telecommunications Management Network (TMN); Security; Part 3: Security services; Authentication of
$15.00 $29.50