<p>➀ The Dell N2224X-ON is a 24-port 2.5GbE switch with four 25GbE and two 40GbE ports, ideal for SMEs seeking high-density connectivity at lower costs.</p><p>➁ Available on eBay for $200-$400, it offers a user-friendly web GUI and CLI management, catering to both novices and professionals.</p><p>➂ Hardware highlights include hot-swappable 550W PSUs, modular fans, and flexible 40GbE port configurations for stacking or 10GbE breakout.</p>