Accton Technology E0398-R01 Null Modem, Optional Management Software, EtherHub 1500 System, DB25

EtherHub 1500 System

DB9 Serial Port to RJ-45 Converter Connector Pin Assignment

Description	RJ-45 Pin	EH1502S
	Mapping	DB9
DTR (Data Terminal Ready)	1	4
RxD (Received Data)	2	2
TxD (Transmitted Data)	3	3
SG (Signal Ground)	4	5
RI (Ring Indicator)	5	9
CTS (Clear-to-Send)	6	8
RTS (Request-to-Send)	7	7
DCD (Data Carrier Detected)	8	1
DSR (Data Set Ready)	NC	6

DB9 PC's COM Port to RJ-45 Converter Connector Pin Assignment

Description	RJ-45 Pin	EH1502
	Mapping	DB9
DTR (Data Terminal Ready)	1	6
RxD (Received Data)	2	3
TxD (Transmitted Data)	3	2
SG (Signal Ground)	4	5
RI (Ring Indicator)	5	9
CTS (Clear-to-Send)	6	7
RTS (Request-to-Send)	7	8
DCD (Data Carrier Detected)	8	1
DSR (Data Set Ready)	NC	4

DB25 RS232 to RJ-45 Converter Connector Pin Assignment

Description	RJ-45 Pin	EH1502S
	Mapping	DB25
DTR (Data Terminal Ready)	1	20
RxD (Received Data)	2	3
TxD (Transmitted Data)	3	2
SG (Signal Ground)	4	7
RI (Ring Indicator)	5	22
CTS (Clear-to-Send)	6	5
RTS (Request-to-Send)	7	4
DCD (Data Carrier Detected)	8	8
DSR (Data Set Ready)	NC	6

Connection from Hub's 9-Pin Serial Port to PC's 9-Pin COM Port

	Hub's 9-Pin		CCITT Signal		PC's 9-Pin
	Serial Port				COM Port
1 DCD		---	---- DCD --------		1
2	RXD	<-	---- TXD ---------		3
3	TXD	---	---- RXD ------	>	2
4	DTR	---	---- DSR ------	>	6
5	SGND	---	---- SGND ------		5
6	DSR	---	---- DTR --------		4
7	RTS	---	---- CTS ------	>	8
8	CTS	<-	----- RTS --------		7
9	RI	---	---- RI -----------		9

Advanced Reference Guide

Connection from Hub's 9-Pin Serial Port to Modem's 25-Pin DCE Port

Hub's 9-Pin		CCITT Signal		Modem's 25-Pin
Serial Port				COM Port
1	<--	---- DCD -------		8
2	<--	---- RXD -------		3
3	---	----- TXD ------	>	2
4	---	----- DTR ------	>	20
5	---	----- SGND -----		7
6	<--	---- DSR -------		6
7	---	----- RTS ------	>	4
8	<--	---- CTS -------		5
9	<--	---- RI -------		22

Connection from Hub's 9-Pin Serial Port to PC's 25-Pin DTE Port

	Hub's 9-Pin Serial Port	Null Modem		PC's 25-Pin DTE Port
1 DCD		1	1	8	DCD
2	RXD	2	3	3	TXD
3	TXD	3	2	2	RXD
4	DTR	4	8	20	DTR
5	SGND	5	20	7	SGND
6	DSR	6	7	6	DSR
7	RTS	7	4	4	RTS
8	CTS	9	5	5	CTS
9	RI	20	6	22	RI

Optional Management Software

SW6120: AccView EtherHub Manager for SunNet Manager

SW6121: AccView EtherHub Manager for OpenView/Windows

SW6122: AccView EtherHub Manager for OpenView/Unix

SW6122: AccView EtherHub Manager for NMS

SW6130: Network Mangement Support Modules for NMM

SW7300: EtherHub 1500 Security Module

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