Uplink Modules Connector Pinout Information For Ex4200 Switches - Juniper EX4200 Hardware Manual

pin and you want to connect your laptop or desktop PC to the device, use a combination of the RJ-45 to
DB-9 socket adapter along with a USB to DB-9 plug adapter.
Table 30 on page 86 provides the pinout information for the RJ-45 to DB-9 serial port adapter.
Table 30: RJ-45 to DB-9 Serial Port Adapter Pinout Information
RJ-45 Pin
1
2
3
4
6
7
8

Uplink Modules Connector Pinout Information for EX4200 Switches

EX4200 switches have a field-replaceable unit (FRU) uplink module on the front panel.
provides the uplink modules connector pinout information.
NOTE: You can use these ports to connect an access switch to a distribution switch. You can
also use optional uplink module ports to connect members of a Virtual Chassis across multiple
wiring closets.
Table 31: Uplink Modules Connector Pinout Information
Pin Number
A1
A2
A3
Signal
RTS
DTR
TxD
GND
RxD
DSR
CTS
Pin Name
GND
GND
GND
DB-9 Pin
8
6
2
5
3
4
7
Signal
CTS
DSR
RxD
GND
TxD
DTR
RTS
Table 31 on page 86
86