Lantronix
SM4T4DPA Install Guide
33867 Rev. A
Page
16
of
29
Connecting to the Console Port
The RJ-45 serial port on the switch’s front 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 below.
Serial Port (RJ-45) Pin-Out
Wiring Map for the Serial Cable
Table 3: Serial Cable Wiring
Switch’s 8-Pin Serial Port
Null Modem Cable
PC’s 9-Pin DTE Port
2 RXD (receive data)
◄
-----------------
3 TXD (transmit data)
3 RXD (receive data)
---------------
─
--
►
2 RXD (receive data)
5 SGND (Signal ground)
----------------------
5 SGND (Signal ground)
Note
: No other pins are used.
Plug in the Console Port
The serial port’s configuration requirements are as follows:
◆
Default Baud rate—115,200 bps
◆
Character Size—8 Characters
◆
Parity—None
◆
Stop bit—One
◆
Data bits—8
◆
Flow control—none