UNIVERGE SV8300 Features and Specifications Manual (ISDN/Q-SIG)
NWA-033632-001, Issue 1
Page 41
Q-SIG Circuit Switched Basic Call - ETSI Version
Q-SIG Circuit Switched Basic Call -
ETSI Version
General Description
This feature enables NEC’s PBX to connect to NEC’s PBX or other manufacturer by using Layer 3 protocol for
the signaling for the support of circuit mode bearer services at the Q reference point.
Q-SIG conforms to ETS 300 172.
Note 1:
ETS 300 172= Private Telecommunication Network (PTN);
Inter-exchange signaling protocol
Circuit mode basic service
PBX
PBX
PRT
Q-SIG
(Private ISDN)
PRT
