Auxiliary port signals and pinouts, Ethernet port pinouts – Cisco XM Universal Gateways Cisco AS5400XM User Manual
Page 92
C-4
Cisco AS5400XM Universal Gateway Chassis Installation Guide
OL-6418-02
Appendix C Cabling Specifications
Ethernet Port Pinouts
Auxiliary Port Signals and Pinouts
Use the RJ-45-to-RJ-45 rollover cable and RJ-45-to-DB-25 male DCE adapter (labeled MODEM) to
connect the auxiliary port to a modem.
shows how to connect the auxiliary port to a modem.
lists the pinouts for the asynchronous serial auxiliary port, the RJ-45-to-RJ-45 rollover cable,
and the RJ-45-to-DB-25 male DCE adapter (labeled MODEM).
Figure C-4
Connecting the Auxiliary Port to a Modem
Ethernet Port Pinouts
lists the pinouts for the Ethernet ports.
Caution
To comply with the intra-building lightning surge requirements of GR-1089-CORE, Issue III, October
2002, you must use a shielded cable when connecting to either of the Cisco AS5400XM universal
gateway Ethernet ports. The cable must consist of shielded cable terminated by shielded connectors on
both ends, with the cable shield material tied to both connectors.
Table C-3
Auxiliary Port Signaling and Cabling Using a DB-25 Adapter
AUX Port (DTE)
RJ-45-to-RJ-45 Rollover Cable
RJ-45-to-DB-25
Modem Adapter
Modem
Signal
RJ-45 Pin
RJ-45 Pin
DB-25 Pin
Signal
RTS
1
8
4
RTS
DTR
2
7
20
DTR
TxD
3
6
3
TxD
GND
4
5
7
GND
GND
5
4
7
GND
RxD
6
3
2
RxD
DSR
7
2
8
DCD
CTS
8
1
5
CTS
RJ-45-to-RJ-45
rollover cable
RJ-45-to-DB-25 adapter
(labeled MODEM)
Modem
37211
Universal gateway
Table C-4
10/100BASE-T Port Pinouts
RJ-45 Pin
Description
1
TXD+
2
TXD–
3
RXD+