Console Port to 9-Pin DTE Port on PC
Switch’s 9-Pin
Null Modem
PC’s 9-Pin
Serial Port
DTE Port
2 RXD
<---------TXD ------------
3 TXD
3 TXD
-----------RXD ---------->
2 RXD
5 SGND
-----------SGND ----------
5 SGND
No other pins are used.
Console Port to 25-Pin DTE Port on PC
Switch’s 9-Pin
Null Modem
PC’s 25-Pin
Serial Port
DTE Port
2 RXD
<---------TXD ------------
2 TXD
3 TXD
-----------RXD ---------->
3 RXD
5 SGND
-----------SGND ----------
7 SGND
No other pins are used.
253