Aruba 2540 24G PoE+ 4SFP+ Switch

Overview

The Aruba JL356A is a network access switch designed to provide reliable gigabit connectivity and power over Ethernet in a compact 1U form factor. It features twenty-four PoE+ ports delivering up to 370 W of power, enabling you to connect and power devices like IP cameras, VoIP phones, and wireless access points without additional power sources. With four SFP+ slots supporting 1 GbE or 10 GbE uplinks, this switch offers scalable bandwidth to meet growing network demands. Its dual-core ARM Cortex A9 processor running at 1016 MHz, combined with 1 GB of DDR3 SDRAM and 4 GB of eMMC flash, ensures smooth handling of voice, video, and data traffic even during busy periods.

Key features

• Twenty-four PoE+ ports that provide both data and power over a single Ethernet cable, simplifying device deployment and reducing cable clutter
• Four SFP+ slots that support 1 GbE or 10 GbE transceivers, allowing high-speed uplinks to core networks or server stacks
• Powerful dual-core ARM Cortex A9 processor delivering responsive switching performance for consistent network throughput
• Ample memory with 1 GB DDR3 SDRAM and 4 GB eMMC flash to store configurations and maintain smooth operation under load
• High forwarding rate of up to 95.2 million packets per second to keep data flowing efficiently during peak network activity
• Robust switching capacity of 128 Gbps to handle large volumes of traffic without bottlenecks
• Flexible installation options including desktop placement, standard 19-inch rack mounting, or wall mounting to fit various environments
• Secure management options through SSL, RADIUS, TACACS+, and SSH2 protocols to protect network access and configuration
• Large MAC address table with 16,384 entries to track connected devices as your network grows

Key specs

• Ports: 24 PoE+ 10/100/1000 Ethernet ports
• Uplink slots: 4 SFP+ supporting 1 GbE or 10 GbE transceivers
• Processor: Dual-core ARM Cortex A9 at 1016 MHz
• Memory: 1 GB DDR3 SDRAM
• Storage: 4 GB eMMC flash
• Switching capacity: 128 Gbps
• Forwarding rate: 95.2 million packets per second
• PoE power budget: 370 W
• MAC address table size: 16,384 entries
• Form factor: 1U rack-mountable, desktop, or wall mount

Connectivity and compatibility

This switch supports a wide range of network devices through its 24 PoE+ Ethernet ports, which combine data and power delivery to simplify cabling and device placement. The four SFP+ slots accept both 1 GbE and 10 GbE transceivers, providing flexible uplink options to connect with core switches, servers, or other high-speed network segments. Its compatibility with standard Ethernet and PoE+ devices makes it suitable for diverse environments including offices, classrooms, retail locations, and branch sites.

Installation and setup

The Aruba JL356A offers versatile installation choices to fit your workspace constraints. It can be placed on a desktop, mounted in a standard 19-inch rack, or attached to a wall, allowing you to optimize space usage. Management is straightforward with multiple interfaces including a web browser, command line, and secure protocols such as SSL, SSH2, RADIUS, and TACACS+, giving network administrators flexible and secure control over configuration and monitoring.

Ideal uses and environments

This switch is well suited to small and medium-sized networks that require reliable gigabit connectivity combined with PoE power delivery. It works effectively in environments where devices like IP cameras, VoIP phones, and wireless access points need to be powered and connected without additional power infrastructure. Its robust performance and security features make it a strong choice for branch offices, classrooms, retail stores, and other locations where network reliability and ease of management are priorities.