Juniper MX2020 Hardware Manual page 183

Table 50: 10/100/1000BASE-T Ethernet Network Port Connector Pinout Information for EX4300 Switches
Except EX4300-48MP and EX4300-48MP-S Switches
Pin Signal
1 TRP1+
2 TRP1-
3 TRP2+
4 TRP3+
5 TRP3-
6 TRP2-
7 TRP4+
8 TRP4-
Table 51: 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
Pin Signal
1 TRP1+
2 TRP1-
3 TRP2+
Description
Transmit/receive data pair 1
Negative Vport (in PoE models)
Transmit/receive data pair 1
Negative Vport (in PoE models)
Transmit/receive data pair 2
Positive Vport (in PoE models)
Transmit/receive data pair 3
Transmit/receive data pair 3
Transmit/receive data pair 2
Positive Vport (in PoE models)
Transmit/receive data pair 4
Transmit/receive data pair 4
Description
Transmit/receive data pair 1
Negative Vport 1
Transmit/receive data pair 1
Negative Vport 1
Transmit/receive data pair 2
Positive Vport 1
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