HPE Aruba Networking CX 8400 Switch

HPE Aruba Networking CX 8400 Switch

Brand: HPE | Category: Network Switches

SKU: HPE-ARUBA-CX8400 | Part #: R8N93A | MPN: R8N93A

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About the HPE Aruba Networking CX 8400 Switch

The HPE Aruba Networking CX 8400 Switch (part number R8N93A) delivers enterprise-grade redundancy with dual, hot-swappable management modules supporting hitless failover, alongside redundant, hot-swappable AC or DC power supply options—ensuring maximum uptime for mission-critical network infrastructure. This modular chassis switch features 8 line card slots and a maximum switching capacity of 19.2 Tbps with a forwarding rate of up to 4.76 Bpps, supporting interface speeds from 1G through 100G to accommodate diverse connectivity demands. The HPE platform runs Aruba CX NOS and includes hot-swappable, redundant fan trays for seamless maintenance without service interruption.

Network architects and IT procurement teams responsible for core and data center switching environments select the CX 8400 for its comprehensive Layer 2 and Layer 3 protocol support—including VLAN, MSTP, RSTP, LACP, LLDP, and MLAG at Layer 2, plus BGP, OSPF, OSPFv3, IS-IS, PIM, VRF, and RIP at Layer 3. The switch enables modern overlay and fabric deployments through VXLAN and EVPN, while full IPv6 dual-stack routing and management ensure forward compatibility. Security-conscious deployments benefit from MACsec, ACLs, 802.1X, RADIUS, TACACS+, and Dynamic Segmentation capabilities. Programmability via REST API, Python scripting, and the Network Analytics Engine (NAE) empowers automation, while HPE Aruba Central cloud management simplifies operations across distributed networks.

Organizations evaluating high-capacity, resilient switching infrastructure should contact Omnixon Global to explore how the CX 8400 fits your network architecture. Submit a Request for Quote through Omnixon Global today and let our B2B enterprise IT specialists provide detailed specifications, lead times, and support options tailored to your deployment requirements.

Technical Specifications

BrandHPE
CategoryNetwork Switches
SKUHPE-ARUBA-CX8400
Part NumberR8N93A
ConditionNew
Form FactorModular Core Switch
Interface400GbE
SeriesCX 8400
Manufacturer Part NumberR8N93A
Form FactorModular chassis
Chassis Slots8 line card slots
Maximum Switching Capacity19.2 Tbps
Forwarding RateUp to 4.76 Bpps
Supported Interface Speeds1G, 10G, 25G, 40G, 100G
Management ModulesDual, hot-swappable with hitless failover
Power SupplyRedundant, hot-swappable AC or DC options
Fan ModulesHot-swappable, redundant fan trays
Layer 2 ProtocolsVLAN, MSTP, RSTP, LACP, LLDP, MLAG
Layer 3 ProtocolsBGP, OSPF, OSPFv3, IS-IS, PIM, VRF, RIP
Overlay and Fabric ProtocolsVXLAN, EVPN
Operating SystemAruba CX NOS
ProgrammabilityREST API, Python scripting, Network Analytics Engine (NAE)
Cloud ManagementHPE Aruba Central
Security FeaturesMACsec, ACLs, 802.1X, RADIUS, TACACS+, Dynamic Segmentation
IPv6 SupportYes — full dual-stack routing and management
High AvailabilityDual management modules, graceful restart, BFD
Operating Temperature0°C to 45°C (32°F to 113°F)

Frequently Asked Questions about HPE Aruba Networking CX 8400 Switch

What does the HPE Aruba Networking CX 8400 Switch do?

The HPE Aruba Networking CX 8400 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 HPE Aruba Networking CX 8400 Switch?

Key specifications for the HPE Aruba Networking CX 8400 Switch: form factor Modular Core Switch; new condition; type Modular Chassis (5/8-slot); switching capacity Up to 19.2 Tbps; ports 100GbE/400GbE modules; routing EVPN-VXLAN, OSPF, BGP, MPLS; redundancy Dual supervisors, hot-swap PSU/fans; management AOS-CX with NAE. Manufacturer part number R8N93A. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.

Is the HPE Aruba Networking CX 8400 Switch compatible with my infrastructure?

The HPE Aruba Networking CX 8400 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.