H3C Technologies H3C S10500 Series Switches - Manual (Page 52)

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NOTE:
For the QSFP+ module, you do not need to differentiate between the transmitter (TX) and receiver (RX)
ports. For other types of transceiver modules, the Tx port on one end must connect to the RX port on the
other end.
Figure 36 Using an LC optical fiber connector to connect an SFP module
Figure 37 Using an MPO optical fiber connector to connect a QSFP module
Testing connectivity
After you plug the switch into the network, use the ping or tracert command to test the network
connectivity. For more information about these commands, see H3C S10500 Switch Series Command
References.
LC plug
SFP module
MPO plug
QSFP+ module