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 ETR 111
Digital cellular telecommunications system (Phase 2) (GSM); Interworking between Phase 1 infrastruct
$11.00 $21.51
ETSI ETR 112
Broadband Integrated Services Digital Network (B-ISDN); B-ISDN principles
$17.00 $33.00
ETSI ETR 113
Human Factors (HF); Results of an evaluation study of pictograms for point-to-point videotelephony
$26.00 $52.50
ETSI ETR 114
Transmission and Multiplexing (TM); Functional architecture of Synchronous Digital Hierarchy (SDH) t
$13.00 $25.50
ETSI ETR 115
Terminal Equipment (TE); General concerns for the parties involved during the telecommunication inte
$13.00 $25.50
ETSI ETR 116
Human Factors (HF); Human factors guidelines for ISDN Terminal equipment design
$53.00 $106.00
ETSI ETR 117
Broadband Integrated Services Digital Network (B-ISDN); Asynchronous Transfer Mode (ATM); Signalling
$15.00 $29.50
ETSI ETR 118
Broadband Integrated Services Digital Network (B-ISDN); Switching, exchange and cross-connect functi
$23.00 $45.00
ETSI ETR 119
Network Aspects (NA); Open Network Provision (ONP) study on possible new interfaces at the network s
$19.00 $37.00
ETSI ETR 121
Universal Personal Telecommunication (UPT); Architecture and functionalities for interworking
$19.00 $37.00
ETSI ETR 122
Network Aspects (NA); Connectionless Broadband Data Service (CBDS) CBDS over Asynchronous Transfer M
$21.00 $41.00
ETSI ETR 123
Broadband Integrated Services Digital Network (B-ISDN); Parameters and mechanisms provided by the ne
$9.00 $17.50