Apr 22, 2026
The S5720-36C-EI-28S-DC uses pluggable fan modules for forced air cooling. Air flows in from the left side, right side, and front panel, and exhausts from the rear panel.
Dec 14, 2025
The S5720-EI series switches provide a command for setting fault indicators, which help field maintenance personnel find a faulty switch quickly. The SYS indicator and mode indicators (STAT,
Jun 26, 2026
The electrical and optical ports of a combo port are multiplexed, and only one of them can work at a time. When one of the Ethernet ports is working, the other port is shut down.
Mar 03, 2026
The S5720-SI series switches are standard Layer 3 Gigabit Ethernet switches that provide flexible full gigabit access and cost-effective fixed GE ports and 10GE uplink ports.
Jul 29, 2025
The S5720-EI supports Smart Link and Virtual Router Redundancy Protocol (VRRP), which implement backup of uplinks. One S5720-EI switch can connect to multiple aggregation switches through
Aug 18, 2025
The S5720-28P-LI-AC has similar indicators to those of the S5720-28X-PWR-LI-AC, except that the S5720-28P-LI-AC does not have a PoE mode indicator. For details, see Indicator Description.
Jul 05, 2026
S5720-EI Datasheet (Detailed Version) f S5720-EI Datasheet (Detailed Version) 1 Introduction Huawei S5720 series Ethernet switches (S5720 for short) are next
Jul 18, 2025
The S5720-EI series enhanced gigabit Ethernet switches (S5720-EI for short) are next-generation switches that provide flexible GE access ports (including optical, electrical, and combo ports) and
Jun 13, 2026
Switches can set up a stack through stack card connection and service port connection based on stack port types. Service port connections are classified into ordinary and dedicated cable
Jun 08, 2026
The S5720-SI supports GARP VLAN Registration Protocol (GVRP), which dynamically distributes, registers, and propagates VLAN attributes to reduce manual configuration workloads of network
Jan 21, 2026
Run the display transceiver diagnosis interface [ interface-type interface-number ] command to view diagnostic information about a specified optical module. This command displays the digital diagnostic
Jul 12, 2026
The fibers and optical modules supported by Huawei switches are updating. For the latest information, visit or contact your local Huawei sales office.
Feb 12, 2026
Introduction Building on next-generation, high-performance hardware and the Huawei Versatile Routing Platform (VRP), the S5720-LI series support intelligent stack (iStack), flexible Ethernet networking,
Jul 30, 2025
The S5720-SI integrates many advanced technologies in terms of reliability, security, and energy saving. It employs simple and convenient means of installation and maintenance to reduce customers'' O&M
Dec 28, 2025
After a UCL group is created using the ucl-group command on S5720-SI&S5720S-SI&S5720I-SI switches, a stack cannot be set up. S5720-SI series switches are classified into S5720-P-SI and
Dec 02, 2025
When the wavelength-channel command configuration exists on the interface, after the interface has a wavelength-tunable optical module installed, this optical module will automatically adjust its
Sep 10, 2025
In addition to capabilities of traditional switches, the S5720-HI series provide fully programmable open interfaces and supports user-defined forwarding behaviors. Enterprises can use the open interfaces
Oct 29, 2025
The fibers and optical modules supported by Huawei switches are updating. For the latest information, visit or contact your local Huawei sales office.
Dec 07, 2025
One S5720-SI switch can connect to multiple aggregation switches through multiple links, implementing backup of uplinks and significantly improving reliability of access devices.
Feb 10, 2026
S3700&S5700&S6700 Series S5720-28P-LI-AC: Access product manuals, HedEx documents, product images and visio stencils.
Mar 28, 2026
The S5720-SI supports Super Virtual Fabric (SVF), which virtualizes the "Core/Aggregation switches + Access switches + APs" structure into a single logical device.
Dec 07, 2025
After configuring the auto-negotiation function on an interface, if you remove and install a single optical fiber on the interface, the interface may be Up and the remote interface may be Down.
Mar 05, 2026
The switch supports high-density 2.5 Gigabit Ethernet ports, Providing targeted solutions for large scale 2.5G access point,2.5G PCIe card (PC & server) and NAS storage station etc access, simplifying the
Oct 09, 2025
If the optical port has an optical module installed and the electrical port has an Ethernet cable connected, the optical port is used for data switching after the switch restarts.
Sep 02, 2025
The document describes Huawei S5720-LI series simplified Gigabit Ethernet switches. It provides an overview of the product including available models, port
Oct 01, 2025
S5720-EI series enhanced GE access switches offer 10 GE ports and QoS features to provide low-latency forwarding for enterprise campus networks. Learn more.
Sep 11, 2025
The S5720-SI series switches (S5720-SI for short) are next-generation standard gigabit Layer 3 Ethernet switches that provide flexible full gigabit access and cost-effective fixed GE ports and 10GE
Nov 04, 2025
The S5720-LI supports Smart Link, which implements backup of uplinks. One S5720-LI switch can connect to multiple aggregation switches through multiple links, significantly improving reliability of
Jan 02, 2026
Version Mapping Table 4-308 lists the mapping between the S5720-28X-PWH-LI-AC chassis and software versions.
We Look Forward to Working with You