Juniper PTX1000 Hardware Manual page 61

Table 22: Cable Signals for 12-Fiber Ribbon Patch Cables (continued)
Fiber
9
10
11
12
Table 23: Cable Pinouts for 12-Fiber Ribbon Patch Cables
MPO Pin
1
2
3
4
5
6
7
8
9
10
11
12
12-Fiber Ribbon Breakout Cables with MPO-to-LC Duplex Connectors
You can use 12-ribbon breakout cables with MPO-to-LC duplex connectors to connect a QSFP+ transceiver
to four separate SFP+ transceivers—for example, 4x10GBASE-LR-to-10GBASE-LR or
Signal
Rx3 (Receive)
Rx2 (Receive)
Rx1 (Receive)
Rx0 (Receive)
MPO Pin
12
11
10
9
8
7
6
5
4
3
2
1
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