MPN: JL479A·By: HPE
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The HPE Aruba Networking CX 8320 is an enterprise-grade fixed-port L3 managed switch designed for high-performance campus core and data center aggregation deployments. The JL479A bundle includes 48 ports of 1/10GbE (SFP/SFP+ with 1GBASE-T and 10GBASE-T transceiver support) and 6 ports of 40GbE (QSFP+ with optional 4x10 breakout capability), delivering 2.5Tbps switching capacity with 1,905 Mpps forwarding performance in a compact 1U form factor. The switch features a high-speed fully distributed architecture with redundant, hot-swappable power supplies (2x 400W AC) and 5 field-replaceable fans for maximum availability. ArubaOS-CX microservices architecture enables REST APIs and Python scripting for automation and programmability. The integrated Network Analytics Engine (NAE) provides intelligent monitoring, visibility, and remediation with built-in time-series database for historical trend analysis. Advanced Layer 2 and Layer 3 features include support for BGP, OSPF, VRF, up to 4,040 VLANs, VLAN translation, BPDU tunneling, and Virtual Switching Extension (VSX) for high-availability clustering. Jumbo frame support (9K bytes) enables high-performance backup and disaster recovery. The bundle includes X472 2-post rack mounting kit for flexible deployment in space-constrained environments.
| Manufacturer part # | JL479A |
|---|---|
| Brand | HPE |
| Condition | New |
| Model | Aruba 8320 48p 10G SFP/SFP+ 6p 40G QSFP+ |
| Use Cases | Data center spine/core, campus core switching, cloud networking, HPC, financial services, IoT aggregation |
| Compliance | TAA (Trade Agreements Act) compliant for U.S. government procurement |
| Product Line | Aruba Networking CX |
| Product Type | Fixed-Port L3 Managed Ethernet Switch |
| Bundle Contents | Aruba 8320 switch, 2x Aruba X371 400W AC power supplies, 5x Aruba X721 fans, X472 2-post rack kit |
| Layer 2 Features | Up to 4,040 port-based or IEEE 802.1Q VLANs, VLAN translation, BPDU tunneling, STP support |
The JL479A is compatible with standard 19-inch server racks and supports flexible transceiver options (SFP/SFP+, 10GBASE-T, QSFP+) for mixed-speed deployments. ArubaOS-CX enables integration with REST APIs, Python scripting, and standard SNMP management. VSX clustering allows pairing with another 8320 for high-availability active-active configurations. All power supplies and fans are hot-swappable for zero-downtime maintenance.
Can be clustered with another 8320 switch using VSX for high-availability active-active configuration
Complementary modular switch for enterprise core and aggregation solutions
High-capacity aggregation layer for multi-rack data center environments requiring non-blocking 40GbE uplinks and dense 10GbE downlinks to top-of-rack switches.
Enterprise campus backbone providing 2.5Tbps throughput with VSX redundancy for mission-critical connectivity across multiple buildings and access layer switches.
Cloud service provider infrastructure requiring high port density, low latency, and programmable ArubaOS-CX APIs for multi-tenant network automation and orchestration.
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[email protected]| Layer 3 Features | BGP, OSPF, VRF (Virtual Routing and Forwarding) support for advanced routing topologies |
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| Operating System | ArubaOS-CX with microservices architecture, REST APIs, Python scripting, and modular software design |
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| High Availability | Virtual Switching Extension (VSX) for active-active clustering, redundant power supplies, hot-swappable fans, independent module restart |
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| Network Analytics | Integrated Network Analytics Engine (NAE) with built-in time-series database for monitoring, troubleshooting, and historical trend analysis |
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| Security Features | Robust security with advanced Layer 2 and Layer 3 features, VRF support for multi-tenant isolation |
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| Standards Support | IEEE 802.3z Gigabit Ethernet, IEEE 802.3ae 10 Gigabit Ethernet, IEEE 802.3ba 40 Gigabit Ethernet Architecture, RFC 768 UDP, RFC 791 IP, RFC 792 ICMP, RFC 793 TCP |
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| Maximum Frame Size | 9,000 bytes (jumbo frames) for high-performance backup and disaster recovery |
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| Quality of Service | Advanced QoS with Layer 2 and Layer 3 features for traffic prioritization and bandwidth management |
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| Management Interfaces | REST APIs, Python scripting, SNMP for integration with orchestration platforms and SDN controllers |
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| Transceiver Flexibility | Unsupported Transceiver Mode (UTM) allows insertion of non-HPE transceivers for cost optimization (without warranty) |
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| Switching Capacity | 2.5 Tbps (terabits per second) |
|---|---|
| Forwarding Performance | 1,905 Mpps (million packets per second) |
| Power Supply | 2x Aruba X371 400W AC power supplies, hot-swappable, redundant configuration |
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| Form Factor | 1U rack-mountable with 19-inch standard rack compatibility |
|---|---|
| Rack Mounting | X472 2-post rack kit included for standard 19-inch server rack deployment |
| Cooling | 5x Aruba X721 field-replaceable, hot-swappable fans with independent monitoring |
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| 10GbE Port Type | SFP/SFP+ and 10GBASE-T transceiver support for flexible speed selection |
|---|---|
| 40GbE Port Type | QSFP+ with optional 4x10 breakout capability |
| Port Configuration | 48x 1/10GbE (SFP/SFP+ with 1GBASE-T and 10GBASE-T support) + 6x 40GbE (QSFP+ with optional 4x10 breakout) |
| MTBF | 314,721 hours mean time between failures |
|---|
Scientific computing clusters and research environments needing ultra-low latency and high bandwidth for east-west traffic between compute nodes and storage systems.
Trading floors and financial data centers requiring deterministic latency, high availability with VSX clustering, and advanced QoS for time-sensitive transactions.
Large-scale IoT deployments aggregating thousands of edge devices through dense 10GbE ports with Network Analytics Engine for real-time monitoring and anomaly detection.
The JL479A delivers 2.5Tbps switching capacity with 1,905Mpps forwarding performance. It provides 48 ports of 1/10GbE (SFP/SFP+ with 1GBASE-T and 10GBASE-T transceiver support) and 6 ports of 40GbE (QSFP+ with optional 4x10 breakout). This non-blocking architecture ensures wire-speed forwarding across all ports simultaneously, making it ideal for high-density data center and campus core deployments.
The switch includes redundant, hot-swappable 400W AC power supplies and 5 field-replaceable fans for maximum uptime. HPE Aruba Networking Virtual Switching Extension (VSX) enables active-active clustering of two switches for continuous availability without service disruption. MTBF rating of 314,721 hours and modular software architecture with independent module restart capabilities provide additional resilience.
ArubaOS-CX features a microservices-style modular architecture with built-in REST APIs and Python scripting capabilities for network automation. The Network Analytics Engine (NAE) provides intelligent monitoring, visibility, and remediation with a built-in time-series database for historical trend analysis. Individual software modules can be independently monitored, restarted, and upgraded without affecting overall system availability.
The JL479A supports advanced Layer 2 features including up to 4,040 port-based or IEEE 802.1Q VLANs, VLAN translation, and BPDU tunneling for transparent STP operation across service providers. Layer 3 capabilities include BGP, OSPF, and VRF support for complex routing topologies. Jumbo frame support (9K bytes) enables high-performance backup and disaster recovery operations.
Yes. The combination of 2.5Tbps capacity, dense 10GbE/40GbE ports, programmable ArubaOS-CX APIs, and Network Analytics Engine make it ideal for cloud infrastructure. VSX clustering enables logical switch virtualization for multi-tenant isolation. REST APIs and Python scripting support network orchestration and automation required by cloud platforms and SDN controllers.
The 48 10GbE ports support both SFP/SFP+ transceivers (for 1G/10G operation) and 10GBASE-T copper connectivity. The 6 40GbE QSFP+ ports support optional 4x10 breakout capability, allowing flexible deployment of 40GbE or 4x10GbE connectivity. Unsupported Transceiver Mode (UTM) allows insertion of non-HPE transceivers (without warranty) for cost optimization.
The JL479A bundle includes the Aruba 8320 switch, 2x Aruba X371 400W AC power supplies, 5x Aruba X721 front-to-back fans, and X472 2-post rack mounting kit. This complete bundle provides everything needed for immediate deployment in standard 19-inch server racks with redundant power and cooling infrastructure.
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