Huawei S6720-30C-EI-24S-DC switch is one of the Huawei S6720 series Switches. The S6720 series offers high-availability, scalable 10 Gbit/s server access for Internet Data Centers (IDCs) and large traditional data centers. It also provides optional configuration of 4 x 40 GE QSFP+ interface card gives the S6720-EI Series Switches unusual flexibility: use to provide access to high-bandwidth server-based applications, or as a core or aggregation switch in enterprise campus networks