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Strong switching for mixed copper environments.
J9585A
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HP 3800-24G-2XG Switch
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J9585A
- Description:
- HP 3800-24G-2XG Switch
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J9585A Overview
J9585A is a high-performance network switch built on a robust modular architecture that ensures optimal throughput and reliability for demanding enterprise environments. It is engineered with flexible power options including support for an AC Power Supply and redundant configurations, providing increased uptime and resilience.
J9585A features a comprehensive port configuration with a mix of Ethernet and dedicated uplink ports, and its stackable design enables seamless scalability to accommodate growing networks. Designed for low latency and high throughput, this switch is ideally suited for data centers, campus backbones, and mission-critical applications.
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J9585A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Flash Memory
- 64 MB
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- IOS
- IP Services
- Switching Capacity
- 128 Gbps
- POE Support
- POE+
- Uplink Configuration
- 10G
- Switching Capacity with Stacking
- 256 Gbps
- Depth
- 18 inches
- Weight
- 15 lbs
- Width
- 17 inches
- Power Consumption
- 120 W
- Height
- 1 inches
- Manufacturer Part Number
- J9585A
- Port/Expansion Slot Details
- 2 expansion slots for additional port modules
- Product Name
- J9585A Series High-Performance Managed Switch
J9585A Use Case
Scalable 10GbE Uplink Aggregation in SMB Data Centers
In a mid-size data center, the J9585A-HP 3800-24G-2XG Switch aggregates twenty-four 1GbE server connections with dual 10GbE uplinks to the core. This deployment delivers high-throughput link-aggregation, simplified VLAN segmentation and non-stop forwarding, ensuring deterministic performance and seamless scalability as workloads grow.
Secure Campus Core with Advanced VLAN & ACL Segmentation
For a small-to-medium enterprise campus, the J9585A-HP 3800-24G-2XG Switch functions as the network core, enforcing role-based access control via ACLs and segmenting voice, guest and production traffic with precise VLAN tagging. The result is hardened security, granular QoS prioritization and uninterrupted connectivity across up to 1,024 VLANs for consistent user experience.
Low-Latency Edge for VoIP and HD Video Surveillance
At a distributed office or retail site, the J9585A-HP 3800-24G-2XG Switch powers IP phones, HD cameras and Wi-Fi access points at the network edge, while delivering sub-millisecond forwarding through its 2×10GbE uplinks. This configuration guarantees deterministic voice/video quality, centralized PoE-capable management and streamlined troubleshooting via HP’s Intelligent Resilient Framework.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| J9585A |  J9573A |  J9577A |  J9587A |  J9575A | |
|---|---|---|---|---|---|
| Depth | 18 inches | 18 inches | 12 inches | 12 inches | 9 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1 inches | 1 inch | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | IP Lite | LAN Base | IP Services | LAN Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | J9585A | J9573A | J9577A | J9587A | J9575A |
| Media Type Supported | Combo | Twisted Pair / Combo | Combo | Combo | Twisted Pair |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 2 expansion slots for additional port modules | 24 Ethernet ports with 4 SFP uplink ports | N/A | 2 expansion slots | N/A |
| Power Consumption | 120 W | 40W | N/A | 150W | N/A |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | J9585A Series High-Performance Managed Switch | J9573A Enterprise Gigabit Switch | J9577A Network Switch | J9587A High-Performance Rack-Mount Switch | J9575A Enterprise Stackable Gigabit Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 176 Gbps | 176 Gbps | 320 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 352 Gbps | 352 Gbps | 640 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 1G |
| Weight | 15 lbs | 12 lbs | 15 lbs | 15 lbs | 8 lbs |
| Width | 17 inches | 17 inches | 17.5 inches | 17.5 inches | 19 inches |
Reviews & Ratings
U
Usaid Khan
5
Reliable under continuous usage.
F
Florian Schmid
5
Good feature set for enterprise.
A
Adnan Rauf
4
Stable performance overall.
P
Peter Shaw
4
Well-built switch.
Questions & Answers
What is the HP 3800-24G-2XG Switch (SKU J9585A)?
The HP 3800-24G-2XG Switch (SKU J9585A) is a high-performance, managed Layer 3 Ethernet switch offering 24 Gigabit ports and 2 10GbE uplinks designed for mid-size networks.
How many ports does the HP 3800-24G-2XG offer?
It features 24 auto-sensing 10/100/1000BASE-T RJ-45 ports for tight integration of end devices at the access layer.
What uplink options are available on the HP 3800-24G-2XG?
Two dedicated 10 Gigabit SFP+ uplink ports support fiber and DAC transceivers for high-speed backbone connectivity.
Does the HP 3800-24G-2XG support Power over Ethernet (PoE)?
No—this model does not provide Power over Ethernet functionality; a PoE-enabled variant is available in the 3800 series.
What Layer 3 features does the HP 3800-24G-2XG include?
Provides Layer 3 services including static routing, RIP v1/v2, OSPF, and VRRP for efficient inter-VLAN traffic management.
Can the HP 3800-24G-2XG be stacked?
Yes—supports HP Virtual Connect stacking, allowing up to four switches to operate as a single logical entity using optional stacking ports.
What management interfaces are supported on the HP 3800-24G-2XG?
Managed via Web GUI, CLI over SSH/Telnet, SNMP v1/v2c/v3, and HP Intelligent Management Center for centralized control.
Is IPv6 supported on the HP 3800-24G-2XG?
Fully supports IPv6 addressing, management, and forwarding, including IPv6 ACLs and routing protocols.
What is the switching capacity and forwarding rate of the HP 3800-24G-2XG?
Delivers a non-blocking switching capacity of 128 Gbps and a packet forwarding rate of up to 95 Mpps for wire-speed performance.
What optional modules are compatible with the HP 3800-24G-2XG?
Compatible with HP SFP/SFP+ transceivers, DAC cables, stacking modules, and redundant power supplies for flexible deployment.
What are the dimensions and power requirements of the HP 3800-24G-2XG?
Mounts in a standard 1U rack (440 × 430 × 44 mm) and operates on 100–240 VAC, 50/60 Hz with a 60 W typical power draw.
What security features does the HP 3800-24G-2XG provide?
Implements port security, 802.1x authentication, DHCP snooping, ACLs, storm control, and RADIUS/TACACS+ for enhanced network protection.
Does the HP 3800-24G-2XG support Quality of Service (QoS)?
Supports 802.1p traffic prioritization, DiffServ, four hardware queues per port, and rate limiting to optimize critical applications.
What warranty and support options are available for the HP 3800-24G-2XG?
Includes a one-year limited warranty with options to extend to three or five years of on-site support and 24x7 HP care services.
How does the HP 3800-24G-2XG compare to other HP 3800 Series switches?
Compared to other 3800 models, the 3800-24G-2XG delivers two 10GbE uplinks versus four 1GbE uplinks, offering greater backbone throughput.
What is the typical use case for the HP 3800-24G-2XG in a network?
Ideal as an access-layer switch in mid-size enterprise or campus networks, delivering high-density Gigabit connectivity with 10GbE uplinks.
How do I install and configure the HP 3800-24G-2XG for the first time?
Install in a 19-inch rack, connect power and uplinks, access the built-in setup wizard via console or Web GUI, then configure VLANs, routing, and security settings.