Fast Ethernet Managed Switch Installation Guide

C ONNECTING TO THE C ONSOLE P ORT
3-9
Connecting to the Console Port
The DB-9 serial port on the switch’s rear panel is used to connect to the
switch for out-of-band console configuration. The command-line-driven
configuration program can be accessed from a terminal or a PC running a
terminal emulation program. The pin assignments used to connect to the
serial port are provided in the following table.
Figure 3-7 Serial Port (DB-9 DTE) Pin-Out
Wiring Map for Serial Cable
The serial port’s configuration requirements are as follows:
• Default Baud rate—9,600 bps
• Character Size—8 Characters
•Parity—None
•Stop bit—One
• Data bits—8
• Flow control—none
Table 3-1 Serial Cable Wiring
Switch’s 9-Pin
Serial Port
Null Modem PC’s 9-Pin
DTE Port
2 RXD (receive data) <---------------------------- 3 TXD (transmit data)
3 TXD (transmit data) ----------------------------> 2 RXD (receive data)
5 SGND (signal ground) ------------------------------ 5 SGND (signal ground)
No other pins are used.
1
5
6 9