Cisco 450 - Auxiliary Port to Modem

Table 7: Console Port to ASCII Terminal—Cable Pinouts (RJ-45 to DB-25)
Terminal
Port
(DTE, DB-25)
RJ-45-to-DB-25
Adapter “TERMINAL”
RJ-45-to-RJ-45
Rollover
Cable
Console
Port
(DCE, RJ-45)
SignalDB-25
Pin
RJ-45 PinRJ-45 PinRJ-45 PinSignal
CTS5881
3
RTS
DSR6772DTR
RxD3663TxD
GND7554GND
GND7445GND
TxD2336RxD
DTR20227DSR
RTS41181CTS
3
Pin 1 is connected to pin 8 inside the Cisco VG450 Voice Gateway.
Auxiliary Port to Modem
Figure A-3 shows the RJ-45-to-RJ-45 rollover cable assembly and the RJ-45-to-DB-25 male DCE adapter
(labeled MODEM); Table A-3 lists the pinouts.
Figure 5: Auxiliary Port to Modem—Cable and Adapter
Table 8: Auxiliary Port to Modem—Cable Pinouts (RJ-45 to DB-25)
Modem Port
(DCE,
DB-25)
RJ-45-to-DB-25
Adapter
“MODEM”
RJ-45-to-RJ-45
Rollover Cable
Auxiliary
Port
(DTE, RJ-45)
SignalDB-25
Pin
RJ-45 PinRJ-45 PinRJ-45 PinSignal
Cisco 450 Voice Gateway Hardware Installation Guide
31
Cable Specifications and Information
Auxiliary Port to Modem