Quescom L900-IVR-005 User Manual
QuesCom 300, version 4.20
Product overview
15
6. Hardware overview
6.1 Physical overview of chassis
6.2 Network interface modularity
6.2.1 Slots for ISDN cards
1 slot is allocated to ISDN cards for connections to the PBX and public network. The
available ISDN cards (which can be ordered) are BRI S/T 4 ports & PRI 2 ports:
ISDN BRI (T0/S0)
o
Ports: 4 ports BRI S/T per card
o
Interface: Standard S/T, RJ45, upon request NT, TE.
o
ISDN Signalling: EuroISDN (Europe), EuroNumeris/VN6 (France)
o
Cabling : straight cable (3 & 6 and 4 & 5 wire pairs) under 40 metres
in length, characteristic impedance 120 Ohms, maximum
in length, characteristic impedance 120 Ohms, maximum
attenuation 20 dB/km
o
“Pass-through” system (2 ports in NT mode for connection to the PBX,
2 ports in TE mode for connection to the public network)
ISDN PRI (T2)
o
Ports: 2 PRI ports per card
o
Interface: G.703 (2 ports per card)
o
ISDN Signalling: EuroISDN (Europe), EuroNumeris/VN6 (France)
o
Cabling: straight cable (1 & 2 and 4 & 5 wire pairs) under 40 metres
in length, characteristic impedance 120 Ohms, maximum
attenuation 20 dB/km
o
“Pass-through” system (1 port in NT mode for connection to the PBX,
1 port in TE mode for connection to the public network)
Length: 335 mm
Depth: 335 mm
Height: 50 mm
Weight: max. 5 kg
Depth: 335 mm
Height: 50 mm
Weight: max. 5 kg