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FusionStorage OBS 7.0 Hardware Installation Guide 06

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High-Speed Cable

High-Speed Cable

This section describes functions, exterior, and technical specifications of high-speed cables.


High-speed cables used in devices are categorized as:

  • SFP+ high-speed cables

    Small-form factor pluggable plus (SFP+) high-speed cables are used to connect two stacked 10GE switches.

  • SFP28+ high-speed cables

    QSFP28+ high-speed cables are used to connect two stacked 25GE switches.


Both ends of a QSFP+ high-speed cable are SFP+ connectors, and both ends of a QSFP28+ high-speed cable are QSFP28+ connectors. Exteriors of a QSFP+ high-speed cable and QSFP28+ high-speed cable are the same. Figure 14-76 shows the exterior of a QSFP+ high-speed cable.

Figure 14-76 Exterior of a QSFP+ high-speed cable

Technical Specifications

Table 14-52 lists the technical specifications of high-speed cables.

Table 14-52 Technical specifications of high-speed cables




QSFP28+ high-speed cable

Transfer rate

40 Gbit/s

SFP+ high-speed cable

Transfer rate

10 Gbit/s

Updated: 2019-07-17

Document ID: EDOC1100051333

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