HPE J9021A ProCurve 2810‑24G Managed Gigabit Switch
Overview
The HPE J9021A is a 1U rack‑mountable managed Layer-2 Ethernet switch providing 24 Gigabit RJ‑45 ports, plus 4 dual‑personality ports that can be used as either RJ‑45 or mini‑GBIC (SFP). It’s designed for small to medium business networks, offering VLANs, link aggregation, and quality‑of‑service capabilities. The switch is stackable with other 2810 series units to increase port capacity and integrates into standard rack deployments with efficient power use.
Key Features
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20 auto-sensing Gigabit RJ‑45 ports + 4 dual‑personality (RJ‑45 / SFP)
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Layer‑2 switching with support for VLANs (IEEE 802.1Q)
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Link aggregation support (LACP and ProCurve trunking)
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Auto-MDIX on all copper ports
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Dual flash images for redundancy during firmware upgrades
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