Cambium Networks cnMatrix EX2028-P 28-port Gigabit PoE+ managed switch so 4x 10G SFP+ uplinkmi MX-EX2028PXB-0

With a 128 Gbps switching capacity and 95.2 Mpps forwarding rate, the cnMatrix EX2028-P delivers wire-speed performance for demanding enterprise networks. This 28-port switch combines 24 Gigabit PoE+ ports with 4 10G SFP+ uplinks, offering a total PoE budget of 370 W to power access points, IP cameras, and VoIP phones.

Overview

The Cambium Networks cnMatrix EX2028-P (model MX-EX2028PXB-0) is a cloud-managed Layer 2/Layer 3 Lite switch designed for converged networks. It supports IEEE 802.3af/at PoE standards, providing up to 30 W per port. The switch can be managed via cnMaestro cloud, web GUI, CLI, or SNMP, offering flexible deployment options. With a 16K MAC address table and support for up to 4K VLANs, it efficiently handles large-scale network segmentation. Jumbo frames up to 9KB are supported for enhanced throughput in storage and virtualization environments.

What stands out

• 24 Gigabit PoE+ ports with 370 W total power budget
• 4 x 10G SFP+ uplinks for high-speed backbone connectivity
• Cloud-managed via cnMaestro with zero-touch provisioning
• Layer 3 Lite static routing for inter-VLAN communication
• Comprehensive security: ACLs, DHCP snooping, ARP inspection, DoS protection
• Advanced QoS with 8 queues per port and WRR/SP scheduling
• Rack-mountable 1U form factor with variable-speed fans

Technical details

• Switching capacity: 128 Gbps
• Forwarding rate: 95.2 Mpps
• MAC address table: 16K entries
• VLAN support: IEEE 802.1Q, up to 4K VLANs
• Jumbo frame support: up to 9KB
• PoE standards: IEEE 802.3af/at
• PoE budget: 370 W
• Management: cnMaestro cloud, Web GUI, CLI, SNMP
• Power supply: Internal AC 100-240V, 50/60Hz
• Operating temperature: 0°C to 50°C
• MTBF: 500,000 hours

Our verdict

The cnMatrix EX2028-P is a robust choice for SMBs and enterprises needing high-density PoE+ with 10G uplinks. Its cloud management and strong security features make it easy to deploy and maintain, while the 370 W PoE budget covers a wide range of powered devices.