Hewlett Packard Enterprise JL356A PoE Network Switch

Hewlett Packard Enterprise JL356A is a 24-port PoE+ Layer 2 managed switch in the Aruba 2540 Series, built for enterprise and SMB networks. It provides 24 × 10/100/1000 PoE+ Ethernet ports and 4 × SFP+ uplinks, delivering up to 370 W of PoE power, 128 Gbps switching capacity, and up to 95.2 Mpps throughput. The device is powered by a dual-core ARM Cortex-A9 processor with 1 GB DDR3 RAM and supports management via Aruba Central, AirWave, CLI, and Web GUI. Security features include ACLs, VLANs, and 802.1X authentication. Rack-mountable in 1U, it suits access-layer deployments in campus networks, branch offices, and edge environments where PoE-powered devices such as wireless access points, IP cameras, and VoIP phones require reliable switching and centralized control. Common replacements include Aruba JL677A and Aruba 2930F.