Omnixon Global
H3C S6520X-HI Series Data Center Switch

H3C S6520X-HI Series Data Center Switch

Brand: H3C | Category: Network Switches

SKU: HC-S6520X30QCHI | Part #: S6520X-30QC-HI | MPN: S6520X-30QC-HI

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About the H3C S6520X-HI Series Data Center Switch

The H3C S6520X-30QC-HI is a high-performance data center aggregation switch built on H3C's Comware V7 operating system, delivering a non-blocking switching architecture optimized for spine-leaf fabric deployments. The platform provides a combination of high-density 10GbE, 25GbE, and 40GbE connectivity in a compact 1U form factor, making it well suited for east-west traffic patterns characteristic of modern hyperconverged and virtualized data center environments. Hardware-based VXLAN bridging and routing capabilities allow the switch to serve as both an overlay gateway and an underlay forwarding node within large-scale SDN fabrics.

The S6520X-30QC-HI supports advanced Layer 2 and Layer 3 feature sets including EVPN control-plane integration, BGP EVPN-based multi-tenancy, and IRF2 (Intelligent Resilient Framework) stacking for simplified management and redundancy. The switch includes support for ECMP-based load balancing across multiple uplinks and integrates hardware telemetry capabilities for real-time traffic visibility. High-availability features such as Graceful Restart, BFD, and rapid failover mechanisms minimize disruption during topology changes or planned maintenance windows.

Designed for enterprise IT teams managing demanding compute and storage workloads, the S6520X-30QC-HI integrates with H3C's IMC (Intelligent Management Center) and is compatible with OpenFlow-based SDN controllers. Its deep buffer architecture and hardware-enforced QoS policies help maintain consistent latency for latency-sensitive applications such as all-flash storage arrays, real-time analytics clusters, and high-frequency transaction processing environments.

Ideal for

  • Spine or leaf node in a scalable CLOS spine-leaf data center fabric supporting large virtualized server deployments
  • VXLAN gateway for multi-tenant network segmentation across hyperconverged infrastructure clusters
  • High-density 10/25GbE server access aggregation layer supporting NVMe-oF and iSCSI all-flash storage arrays
  • Top-of-rack or end-of-row aggregation switch interconnecting multiple server access switches within a data center pod
  • Underlay switching fabric for SD-WAN or SD-DC deployments requiring EVPN/BGP-based automated provisioning
  • Campus core or data center interconnect node within enterprises consolidating multiple distributed server rooms onto a unified fabric

Technical specifications

ManufacturerH3C
Part NumberS6520X-30QC-HI
SeriesS6520X-HI
Form Factor1U fixed-configuration
Operating SystemComware V7
Ports - 10/25GbE SFP2824 × 10/25GbE SFP28
Ports - 40/100GbE QSFP286 × 40/100GbE QSFP28
Layer 2 Protocols802.1Q VLAN, STP/RSTP/MSTP, LACP, LLDP, VXLAN bridging
Layer 3 ProtocolsIPv4/IPv6 routing, OSPF, IS-IS, BGP, VXLAN routing, EVPN
Stacking TechnologyIRF2 (Intelligent Resilient Framework)
SDN SupportOpenFlow, NETCONF/YANG, EVPN/BGP control plane
QoSHardware-enforced 8-priority queues per port, DSCP and 802.1p remarking, WRED, traffic shaping
Security FeaturesMACsec (802.1AE), ACL, DHCP snooping, Dynamic ARP Inspection, IP Source Guard, 802.1X authentication
High AvailabilityBFD, Graceful Restart (GR), ECMP, hitless failover with IRF2
ManagementH3C IMC, CLI (SSH/Telnet), SNMPv1/v2c/v3, syslog, RMON, gRPC telemetry
Power SupplyRedundant hot-swappable PSUs supported
CoolingFront-to-back and back-to-front airflow options
MountingStandard 19-inch rack mount, rack ears included

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.

Technical Specifications

BrandH3C
CategoryNetwork Switches
SKUHC-S6520X30QCHI
Part NumberS6520X-30QC-HI
ConditionNew
SeriesS6520X-HI
Form Factor1U fixed-configuration
Operating SystemComware V7
Ports - 10/25GbE SFP2824 × 10/25GbE SFP28
Ports - 40/100GbE QSFP286 × 40/100GbE QSFP28
Layer 2 Protocols802.1Q VLAN, STP/RSTP/MSTP, LACP, LLDP, VXLAN bridging
Layer 3 ProtocolsIPv4/IPv6 routing, OSPF, IS-IS, BGP, VXLAN routing, EVPN
Stacking TechnologyIRF2 (Intelligent Resilient Framework)
SDN SupportOpenFlow, NETCONF/YANG, EVPN/BGP control plane
QoSHardware-enforced 8-priority queues per port, DSCP and 802.1p remarking, WRED, traffic shaping
Security FeaturesMACsec (802.1AE), ACL, DHCP snooping, Dynamic ARP Inspection, IP Source Guard, 802.1X authentication
High AvailabilityBFD, Graceful Restart (GR), ECMP, hitless failover with IRF2
ManagementH3C IMC, CLI (SSH/Telnet), SNMPv1/v2c/v3, syslog, RMON, gRPC telemetry
Power SupplyRedundant hot-swappable PSUs supported
CoolingFront-to-back and back-to-front airflow options
MountingStandard 19-inch rack mount, rack ears included

Frequently Asked Questions about H3C S6520X-HI Series Data Center Switch

What does the H3C S6520X-HI Series Data Center Switch do?

The H3C S6520X-HI Series Data Center Switch is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.

What does the H3C S6520X-HI Series Data Center Switch do?

The H3C S6520X-HI Series Data Center Switch is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.

What are the headline specs of the H3C S6520X-HI Series Data Center Switch?

Key specifications for the H3C S6520X-HI Series Data Center Switch: new condition; manufacturer H3C; part number S6520X-30QC-HI; series S6520X-HI; form factor 1U fixed-configuration; operating system Comware V7; ports - 10/25gbe sfp28 24 × 10/25GbE SFP28. Manufacturer part number S6520X-30QC-HI. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.

What are the headline specs of the H3C S6520X-HI Series Data Center Switch?

Key specifications for the H3C S6520X-HI Series Data Center Switch: new condition; manufacturer H3C; part number S6520X-30QC-HI; series S6520X-HI; form factor 1U fixed-configuration; operating system Comware V7; ports - 10/25gbe sfp28 24 × 10/25GbE SFP28. Manufacturer part number S6520X-30QC-HI. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.

Is the H3C S6520X-HI Series Data Center Switch compatible with my infrastructure?

The H3C S6520X-HI Series Data Center Switch interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.