Quescom L900-IVR-005 User Manual

Page of 21
QuesCom 300, version 4.20 
Product overview
 
 
18 
7.  Integration within a PBX environment 
 
7.1  Easy, quick and transparent installation 
ƒ  Easy, quick and transparent installation on the existing telephony system: 
neither alteration, replacement nor hardware or software update is required in 
the existing infrastructure.  
ƒ  PBX-independent architecture: compatible with any ISDN PBX. 
ƒ  Fixed-line phones (other than PBX phones) are not limited. 
 
7.2  Multimodal installation  
 
PASS-THROUGH
IP
PC
PBX
INTERNAL PHONES
ISDN
BRI or PRI
QuesCom 300
GSM
BRI or PRI
PBX BRI 
or PRI
INTERNAL PHONES
ISDN
QuesCom 300
GSM
IP
DEDICATED LINK
IPBX
H.323 & 
SIP
INTERNAL IP PHONES
ISDN
QuesCom 300
GSM
IP
FULL IP
 
 
ƒ  Installed between the PBX and the landline telephony operator network (pas-
through mode): the appliance makes incoming and/or outgoing calls 
interception easier. 
ƒ  Directly installed onto the PBX: non-standard use is possible but requires 
configuration operations (under QuesCom Technical Support supervision). 
ƒ  Directly installed onto the operator network: non-standard use is possible (fax 
server or mobility type configuration) but requires configuration (under 
QuesCom Technical Support supervision). 
 
7.3  Evolutive architecture: Stand-Alone/Relay functioning 
ƒ  ISDN port extension is possible. GSM port extension is also possible by adding 
one or more QuesCom 300 appliance(s). 
ƒ  More than 8 GSM ports by stacking 2 or more QuesCom 300 appliances. 
ƒ  Multi-site GSM resources mutualisation is possible.