Table 26: RJ-45 to DB-9 Serial Port Adapter Pinout Information (continued)
SignalDB-9 PinSignalRJ-45 Pin
DTR4DSR7
RTS7CTS8
RJ-45 Port, QSFP+ Port, QSFP28 Port, SFP+ Port, and SFP Port Connector
Pinout Information
The Tables in this topic describe the connector pinout information for the RJ-45, QSFP+, QSFP28, SFP+,
and SFP ports.
•
Table 27 on page 56—10/100/1000BASE-T Ethernet network port connector pinout information for
EX4300 switches, except EX4300-48MP and EX4300-48MP-S switches
•
Table 28 on page 57—10/100/1000BASE-T Ethernet network port and
100/1000/2500/5000/10000BASE-T Ethernet network port connector pinout information for
EX4300-48MP and EX4300-48MP-S switches
•
Table 29 on page 58—SFP network port connector pinout information
•
Table 30 on page 59—SFP+ network port connector pinout information
•
Table 31 on page 60—QSFP+ and QSFP28 network module ports connector pinout information
Table 27: 10/100/1000BASE-T Ethernet Network Port Connector Pinout Information for EX4300 Switches
Except EX4300-48MP and EX4300-48MP-S Switches
DescriptionSignalPin
Transmit/receive data pair 1
Negative Vport (in PoE models)
TRP1+1
Transmit/receive data pair 1
Negative Vport (in PoE models)
TRP1-2
Transmit/receive data pair 2
Positive Vport (in PoE models)
TRP2+3
Transmit/receive data pair 3TRP3+4
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