Terrestrial trunked radio (TETRA) - Voice plus data (V+D) - Part 11 : supplementary services stage 2 - Sub-part 14 : late entry (LE) - Télécommunications
€104.67
Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11 : supplementary services stage 2 - Sub-part 21 : Ambience Listening (AL) (V 1.1.1) - Télécommunications
€84.67
Integrated Services Digital Network (ISDN) - Supplementary service interactions - Digital Subscriber Signalling System No one (DSS1) protocol - Part 4 : Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user - Télécommunications
€100.63
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service - Digital Subscriber Signalling System No one (DSS1) protocol - Part 4 : Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user - Télécommunications
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service - Digital Subscriber Signalling System No one (DSS1) protocol - Part 6 : Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network - Télécommunications
Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Digital Subscriber Signalling System number one (DSS1) protocol - Part 6 : Abstract Test Suite (ATS) and partial Protocol - Implementation eXtra Information for Testing (PIXIT) proforma specification for the network - Télécommunications
€122.08
Integrated Services Digital Network (ISDN) - Advice of Charge (AOC) supplementary service. - Digital Subscriber Signalling System No one (DSS1) protocol - Part 1 : protocol specification - Télécommunications
Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Three-Party (3PTY) supplementary service - Part 4 : abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (V1.4.1) - Télécommunications
€73.30
Integrated Services Digital Network (ISDN) Digital Subscriber Signalling No.one (DSS1) protocol - Generic functional protocol for the support of supplementary services at the "b" service entry point for Virtual Private Network (VPN) applications - Part 1 : protocol specification - Télécommunications
€84.02
Integrated Services Digital Network (ISDN) - Outing Call Barring (OCB) supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1 : protocol specification - Télécommunications
Integrated Services Digital Network (ISDN) - Supplementary service interactions - Digital Subscriber Signalling System No one (DSS1) protocol - Part 6 : Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network - Télécommunications
Integrated Services Digital Network (ISDN) - Completion of Calls on No Reply (CCNR) supplementary service - Service description - Télécommunications
Integrated Services Digital Network (ISDN) - Selective Call Forwarding (SCF) supplementary services (unconditional, busy and no reply) - Service description - Télécommunications
Integrated Services Digital Network (ISDN) - Conference call, add on (CONF) supplementary service - Digital Subscriber Signalling System No one (DSS1) protocol - Part 2 : Protocol Implementation Conformance Statement (PICS) proforma specification - Télécommunications
€91.50
Integrated Services Digital Network (ISDN) - Call Hold (HOLD) supplementary service - Digital Subscriber Signalling System No one (DSS1) protocol - Part 1 : protocol specification - Télécommunications
