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C
ONNECTING
TO
THE
C
ONSOLE
P
ORT
3-11
Connecting to the Console Port
The DB-9 serial port on the switch’s front panel is used to connect to the
switch for out-of-band console configuration. The on-board 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 tables.
Figure 3-8 Serial Port (DB-9 DTE) Pin-Out
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 Wiring Map for Serial Cable
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