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FusionStorage OBS 7.0 Hardware Installation Guide 06

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
High-Speed Cable

High-Speed Cable

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

Function

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.

Exterior

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

Cable

Parameter

Value

QSFP28+ high-speed cable

Transfer rate

40 Gbit/s

SFP+ high-speed cable

Transfer rate

10 Gbit/s

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Updated: 2019-07-17

Document ID: EDOC1100051333

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