NEC Univerge SV8500 Operation And Maintenance Manual page 46

1.5 Trunking Diagram
The figure below shows the trunking diagram of SV8500 for overviewing the network configuration.
Analog TEL
Digital terminal
ISDN terminal
Analog PSTN
ATT/Desk Console
GW
In this manual, the range blocked in dotted red is called Telephony Server.
Note 1:
In this manual, the range blocked in dotted blue is called SV8500 server.
Note 2:
MDF
BWT
DOD
DIT
DID
Tie line
CCIS
ISDN (PRI)
ISDN (PRI)
ISDN (BRI)
SIP terminal
AP
IP terminal
NCU
LC
ELC
ILC
COT
COT
COT
DID
EMT
ODT
LDT
DTI
DTI
CCH
CCH
MODEM
DTI
DCH
PRT
BRT
ATI
IP-BS
PS
Router
IP network
– INT-9 –
Note 1
Telephony Server
ORT
IRT
SND
CFT
MUX/TSW
IOC
Note 2
SV8500 Server
Printer
PCPro