HPE JL357A - Aruba 2540 Series Switches
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JL357A
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JL357A Overview
Aruba 2540 48G PoE+ 4SFP+ Switch JL357A
Overview
JL357A Overview
Aruba 2540 48G PoE+ 4SFP+, Managed, L2, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U
JL357A is an Aruba 2540 48G PoE+ 4SFP+ Switch. Designed for the digital workplace, the Aruba 2540 Switch Series is optimized for mobile users. With advanced security and network management tools — Aruba ClearPass Policy Manager and Aruba AirWave — this Layer 2 access switch is easy to deploy and manage.
Quick Spec
Model | JL357A |
Ports | (48) RJ-45 autosensing 10/100/1000 PoE+ ports |
Memory and processor | Dual Core ARM Coretex A9 @ 1016 MHz |
Latency | 1000 Mb Latency: < 3.8 µs |
Throughput | up to 112 Mpps |
Switching capacity | 176 Gbps |
PoE capability | 370 W PoE+ |
Product Details
Figure 1 shows the front view of JL357A.
Note:
① | ② | ③ |
SFP+ ports | 10/100/1000Base-T RJ-45 ports | RJ Serial Console |
Compare to Similar Item
Model | JL357A | J9772A |
Ports | (48) RJ-45 autosensing 10/100/1000 PoE+ ports | · 48 RJ-45 autosensing 10/100/1000 PoE+ ports · 4 fixed Gigabit Ethernet SFP ports · 1 Dual-personality (RJ-45 or USB micro-B) serial console port. |
Throughput | up to 112 Mpps | Up to 77.3 million pps (64-byte packets) |
Switching capacity | 176 Gbps | 104 Gb/s |
PoE capability | 370 W PoE+ | 382 W |
Aruba 2540 48G PoE+ 4SFP+ Switch
- Managed L2 Web-based management
- Quality of Service (QoS) support
- Basic switching RJ-45 Ethernet ports quantity: 48
- 10G support 10BASE-T, 100BASE-TX, 1000BASE-T
- MAC address table: 16384 entries Switching capacity: 176 Gbit/s
- Access Control List (ACL)
- 1U Rack mounting
- Power over Ethernet (PoE)
Summary Description
Aruba 2540 48G PoE+ 4SFP+, Managed, L2, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U
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Specification
JL357A Specification
JL357A Specification | |
Ports | (48) RJ-45 autosensing 10/100/1000 PoE+ ports |
Memory and processor | Dual Core ARM Coretex A9 @ 1016 MHz |
Latency | 1000 Mb Latency: < 3.8 µs |
Throughput | up to 112 Mpps |
Switching capacity | 176 Gbps |
PoE capability | 370 W PoE+ |
Management features | Aruba AirWave Network Management |
Input voltage | 100 - 127 / 200 - 240 VAC, rated |
Power consumption | 459 W (maximum) |
Heat dissipation | 1566 BTU/hr (1652.13 kJ/hr) |
Product dimensions (H x W x D) | 17.42 x 11.98 x 1.73 in |
Weight | 17.49 KG |
Resources
Frequently Asked Questions
What are the primary port configurations for the Aruba JL357A switch? +
The Aruba 2540 48G PoE+ 4SFP+ switch features 48 auto-sensing 10/100/1000 ports that support PoE+ for powering edge devices. Additionally, it includes four 10GbE SFP+ fixed uplinks, providing high-bandwidth connectivity for fiber-based distribution or server links, ensuring your network core remains unbottlenecked during heavy data traffic loads.
Does the Aruba 2540 48G PoE+ JL357A support Layer 3 static routing? +
Yes, this switch is designed with static and RIP routing capabilities, allowing it to perform basic Layer 3 functions. It supports up to 16 static routes and 16 RIP routes, making it an excellent choice for branch office deployments where basic inter-VLAN routing is required without the complexity of a full-featured Layer 3 core switch.
How much PoE power budget does the JL357A provide to connected devices? +
The Aruba 2540 48G PoE+ model delivers a total PoE power budget of 370W. This capacity is sufficient to support a standard deployment of high-performance wireless access points, VoIP phones, and security cameras across all 48 ports, provided that the total power draw per port complies with the IEEE 802.3at standard.
Can the Aruba 2540 48G be managed using centralized management software? +
Absolutely. This managed switch integrates seamlessly with Aruba AirWave and Aruba ClearPass Policy Manager. It also supports cloud-based management through Aruba Central, which allows IT administrators to monitor performance, push configuration updates, and troubleshoot connectivity issues from a single, unified dashboard across multiple branch locations.
What level of security features are integrated into the JL357A? +
The switch offers robust enterprise-grade security, including 802.1X, MAC and Web-based authentication, and Dynamic Authorization. It also supports Access Control Lists (ACLs) to restrict traffic at the edge, protecting your network from unauthorized access and potential internal threats while ensuring only authenticated devices can communicate on the secure VLAN.
Is the Aruba 2540 JL357A suitable for high-density edge deployments? +
Designed specifically for the intelligent edge, the Aruba 2540 is ideal for high-density enterprise environments. Its 1U form factor is optimized for rackmount configurations, and the combination of gigabit access and 10GbE SFP+ uplinks provides the necessary throughput to handle bandwidth-intensive applications and modern mobile-first campus environments effectively.
What is the switching capacity and throughput of the Aruba 2540 48G? +
The JL357A provides a switching capacity of 176 Gbps, facilitating high-speed data transfer across the backplane. Its throughput is rated at 130.9 million packets per second, ensuring minimal latency even when the switch is handling high-volume traffic patterns in a busy network environment where responsiveness is critical for end-user applications.
Does this switch support stacking for simplified management? +
The Aruba 2540 series supports Virtual Stacking, which enables you to manage up to 16 switches through a single IP address. This functionality simplifies network administration by reducing the need for individual device management, streamlining firmware updates, and creating a more cohesive management experience for growing campus networks.
How can I obtain a bulk quote for Aruba JL357A switches? +
For large-scale infrastructure projects requiring multiple units, please contact our dedicated sales team directly via the BuyRouterSwitch.com portal. We specialize in providing competitive bulk pricing and can assist you in verifying project-specific requirements to ensure you receive the most cost-effective procurement solution for your enterprise hardware deployment.
Why should I choose BuyRouterSwitch.com for my Aruba network hardware? +
BuyRouterSwitch.com is a trusted source for authentic enterprise networking gear. We prioritize secure ordering processes and maintain deep inventory levels of Aruba switches to facilitate quick fulfillment of your orders. Our procurement experts ensure you receive genuine, factory-sealed equipment that meets your exact technical specifications for reliable performance in your production environment.
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