Cisco Systems AS5350XM manual Ethernet Port Pinouts, Auxiliary Port Cables and Pinouts

Appendix C Cabling Specifications

Ethernet Port Pinouts

Auxiliary Port Cables 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. Figure C-4shows how to connect the auxiliary port to a modem. Table C-3lists 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

RJ-45-to-RJ-45		Modem
rollover cable
Universal gateway	RJ-45-to-DB-25 adapter
	(labeled MODEM)

37211

Table C-3	Auxiliary Port Signaling and Cabling Using a DB-25 Adapter
				RJ-45-to-DB-25
AUX Port (DTE)		RJ-45-to-RJ-45 Rollover Cable		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

Ethernet Port Pinouts

Table C-4lists 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 AS5350XM 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-4 10/100BASE-T Port Pinouts

RJ-45 Pin

1

2

3

Description

TXD+

TXD–

RXD+

Cisco AS5350XM Universal Gateway Chassis Installation Guide

C-4 OL-6417-02