ZyXEL Communications ZyXEL Dimension GS-2024 User Manual
Page 229

Chapter 33 Product Specifications
GS-2024 User’s Guide
229
Table 91 Console/Dial Backup Port Pin Assignments
CONSOLE Port RS – 232 (Female) DB-9F
DIAL BACKUP RS – 232 (Male) DB-9M (Not on all
models)
Pin 1 = NON
Pin 2 = DCE-TXD
Pin 3 = DCE –RXD
Pin 4 = DCE –DSR
Pin 5 = GND
Pin 6 = DCE –DTR
Pin 7 = DCE –CTS
Pin 8 = DCE –RTS
PIN 9 = NON
Pin 1 = NON
Pin 2 = DTE-RXD
Pin 3 = DTE-TXD
Pin 4 = DTE-DTR
Pin 5 = GND
Pin 6 = DTE-DSR
Pin 7 = DTE-RTS
Pin 8 = DTE-CTS
PIN 9 = NON.
The CON/AUX port also has these pin
assignments. The CON/AUX switch changes
the setting in the firmware only and does not
change the CON/AUX port’s pin assignments.
Switchs with a CON/AUX port also have a 9-pin
adaptor for the console cable with these pin
assignments on the male end.
Table 92 Ethernet Cable Pin Assignments
WAN / LAN ETHERNET CABLE PIN LAYOUT
Straight-through
Crossover
(Switch)
(Adapter) (Switch)
(Switch)
1 IRD +
1 OTD
+
1 IRD +
1 IRD +
2 IRD -
2 OTD - 2 IRD -
2 IRD -
3 OTD
+
3 IRD + 3 OTD +
3 OTD
+
6 OTD -
6 IRD -
6 OTD -
6 OTD -
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