Panasonic KX-NS500 - System Connection Diagram

2.1.2 System Connection Diagram
Doorphone & Door Opener
BGM/Music On Hold (MOH)
Pager/
Speaker
Remote PC
Main Unit*
4
Expansion Unit*
5
Amplifier
Fax Machine
SLT
External Sensor
IP-PT IP Softphone,
CA
*
3
Client PC
Router
Private
IP Network
ITSP
*
1
Network
DCE
*
2
(e.g., ADSL Modem)
WAN
SIP Phone
IP-CS PS CTI Server PC
Trunk Adaptor
Trunk
(Telephone Company Lines)
E1/PRI
Trunk
(Telephone Company Lines)
Analogue/BRI/PRI
SIP-CS S-PS
PC
PC
Expansion Unit*
5
Expansion Unit*
5
*1
ITSP: Internet Telephony Service Provider
*2
DCE: Data Circuit Terminating Equipment
*3
CA: Communication Assistant
*4
KX-NS500
*5
KX-NS520
32 Installation Manual
2.1.2 System Connection Diagram