Extreme Networks Alpine 3802 Hardware Installation Manual page 317

Table 65: Pinouts for the console connector (continued)
Function
GND (ground)
DSR (data set ready)
RTS (request to send)
CTS (clear to send
Figure 174 shows the pinouts for a 9-pin to 25-pin (RS-232) null-modem cable.
Figure 174: Null-modem cable pinouts
Switch
Cable connector: 9-pin female
Screen
TxD
RxD
Ground
RTS
CTS
DSR
DCD
DTR
Figure 175 shows the pinouts for a 9-pin to 9-pin (PC-AT) null-modem serial cable.
Figure 175: PC-AT serial null-modem cable pinouts
Switch
Cable connector: 9-pin female
Screen
DTR
TxD
RxD
CTS
Ground
DSR
RTS
DCD
Extreme Networks Consolidated "i" and "e" Series Hardware Installation Guide
Pin Number
5
6
7
8
Shell
3
2
5
7
8
6
1
4
Shell
4
3
2
8
5
6
7
1
Direction
-
In
Out
In
PC/Terminal
Cable connector: 25-pin male/female
1 Screen
3 RxD
2 TxD
7 Ground
4 RTS
20 DTR
5 CTS
6 DSR
8 DCD
PC-AT Serial Port
Cable connector: 9-pin female
Shell Screen
1 DCD
2 RxD
3 TxD
4 DTR
5 Ground
6 DSR
7 RTS
8 CTS
Common Switch Specifications
25pin
9pin
317