Trunking Diagram - NEC NEAX 7400 IMX Command Manual

1. Trunking Diagram

SUBSCRIBER
term
D
W / O DATA ADAPTER
term
D
WITH DATA ADAPTER
FROM / TO
CENTRAL OFFICE
FROM / TO TIE LINE
FROM / TO CCIS LINE
FROM / TO ISDN LINE
(PRI)
ATT / DESK CONSOLE
HUB
Figure 3-1 Trunking Diagram
PFT
MDF
LC
ELC
ELC (DLC mode)
DTL
BWT COT
COT
DOD
COT
DIT
DID
DID
EMT
DID
TLT
DTI
RST
MFCT
DTI
CCH
MODEM
DTI(PRI)
DCH
ATI
RGU
HWU
LTST
PRINTER
TO MAT
The Function name of each circuit card is shown in the next page.
Note:
ND-70348 (E)
CCH
IOC
1
MAINTENANCE
ADMINISTRATION
TERMINAL(MAT)
OFFICE DATA DESIGN SHEET
MUX TSW
CPR
CHAPTER 3
Revision 3.0
Page 50