Paradyne CSU User Manual
Page 430
E. Connectors, Cables, and Pin Assignments
E-8
September
2002
9128-A2-GB20-80
3COM Router – DB9 Socket
The following tables provide the pin assignments for connecting the FrameSaver
SLV 9128-II NAM’s 8-position communication port to various router auxiliary (AUX)
or console ports using standard cables.
Cisco 2500 Series Router – RJ45 Jack
COM Port
Direction
Console Port
Signal
DB25 Pin #
DB9 Pin #
Signal
DCE Transmit Data
( TXD)
2
To DTE
3
DTE Transmit Data
( TXD)
DCE Receive Data
( RXD)
3
From DTE
2
DTE Receive Data
( RXD)
DCE Request to
Send (RTS)
4
To DTE
7
DTE Request to
Send (RTS)
DCE Signal Ground
( SG)
7
—
5
DTE Signal Ground
( SG)
DCE Carrier Detect
(CD)
8
To DTE
1
DTE Carrier Detect
(CD)
DCE Data Terminal
Ready (DTR)
20
To DTE
4
DTE Data Terminal
Ready (DTR)
COM Port
Direction
AUX Port
Signal
RJ45 Pin #
RJ45 Pin #
Signal
DCE Receive Data
( RXD)
2
From DTE
6
DTE Receive Data
( RXD)
DCE Signal Ground
( SG)
3
—
4, 5
DTE Signal Ground
( SG)
DCE Transmit Data
( TXD)
4
To DTE
3
DTE Transmit Data
( TXD)
DCE Data Terminal
Ready (DTR)
5
To DTE
2
DTE Data Terminal
Ready (DTR)
DCE Request to
Send (RTS)
7
To DTE
1
DTE Request to
Send (RTS)