Cabling the Switch
Table 7: RJ-45 to DB-9 Connections
RJ-45
DB-9
RJ-45
DB-9
RTS
1
8
CTS
GND
5
5
GND
DTR
2
6
DSR
RXD
6
3
TXD
TXD
3
2
RXD
DSR
7
4
DTR
GND
4
5
GND
CTS
8
7
RTS
Note: RJ-45 to DB-9 connections: For models with a console management port on the rear
panel, RJ-45 pin 1 (RTS) is connected to RJ-45 pin 8 (CTS); RJ-45 pin 2 (DTR) and RJ-45 pin
7 (DSR) are not electrically connected to any signal.
For most models, the front panel contains the console, management, and USB ports. The front panel
ports display the ports on the front panel of the DCS-7050QX-32S switch. The rear panel ports display
the ports on rear panel of the DCS-7280SR-48C6 switch. The front panel and rear panel display all
switches covered by this guide.
Figure 24: Front Panel Ports
1 USB port
3 Console serial port
2 Ethernet management port
Figure 25: Rear Panel Ports
1 System status LED
3 Activity status LED
5 USB port
25
