Extreme Networks 48-Port PoE+ Switch 48P-4X

The Extreme Networks 48-Port PoE+ Switch 48P-4X is a premier cloud-managed access switch designed for the wired edge of modern enterprises. Part of the 4000 Series, this device combines the power of a traditional enterprise switch with the simplicity and intelligence of ExtremeCloud IQ management. It is purpose-built to streamline operations, reduce on-site visits, and deliver reliable power to a broad array of endpoints—from IP phones and cameras to wireless access points and IoT devices—while maintaining tight control over performance, security, and cost. With 48 PoE+ ports and flexible uplink options, the 48P-4X is an ideal backbone for distributed campuses, multi-tenant facilities, and growing retail networks seeking scalable, cloud-driven switching that just works out of the box and scales with demand.

Designed for ease of deployment and ongoing efficiency, this switch brings zero-touch provisioning, centralized analytics, and proactive monitoring to your wired edge. The built-in PoE+ capability enables you to power devices directly from the switch, eliminating the need for separate power injectors and reducing cable clutter. Its cloud-managed framework means you can configure, monitor, and upgrade devices from anywhere, with the assurance that policies remain consistent across the network. This makes it an excellent choice for organizations migrating to a software-defined, cloud-first networking model without sacrificing the reliability and performance of traditional on-premises hardware.

In addition to robust PoE support, the 48P-4X delivers advanced Layer 2 switching features and security capabilities that help you segment traffic, protect endpoints, and optimize application performance. The device is purpose-built to deliver predictable latency for time-sensitive applications, support dynamic policy enforcement through ACLs and QoS, and provide rich telemetry that informs capacity planning and issue diagnosis. Whether you are deploying surveillance cameras, voice over IP, wireless access points, or other powered devices, the 48P-4X provides the power, control, and intelligence necessary to support a fast, reliable, and secure network at the edge.

As a cloud-managed solution, the 48P-4X is more than a switch—it is a central point of control for your entire wired fabric. ExtremeCloud IQ integrates seamlessly with the device to simplify onboarding, provide real-time visibility, and enable automation across multiple switches and sites. With features like zero-touch provisioning, AI-driven insights, and scalable policy enforcement, you can rapidly roll out new services, tighten security, and optimize performance without the complexity of manual configurations on every device. This approach not only reduces administrative overhead but also delivers a consistent user experience across campus networks, branch offices, and retail locations.

• 48 PoE+ ports for flexible device power — Power a wide range of endpoints directly from the switch with IEEE 802.3at PoE+ on all ports, supporting IP cameras, phones, wireless access points, and other network devices from a single, centralized power source.
• Cloud-managed efficiency with ExtremeCloud IQ — Streamline operations, monitor health, push configurations, and generate analytics from a single, scalable cloud platform designed for the wired edge.
• Robust Layer 2 capabilities — Features like VLANs, 802.1Q tagging, Spanning Tree Protocol, LACP, and robust QoS ensure predictable performance for latency-sensitive applications.
• Flexible uplinks and future-proof design — Four high-speed uplink options (SFP+/RJ-45) provide scalable connectivity to core networks and data centers, enabling smooth growth and traffic segmentation.
• Reliability and simple maintenance — Dual hot-swappable power supplies and a compact 1U, 19-inch rack-mount form factor make installation straightforward and serviceability simple, with long-term reliability in mind.

Techncial Details of Extreme Networks 48-Port PoE+ Switch 48P-4X

• Model — 48P-4X
• Ports — 48 x PoE+ ports (IEEE 802.3at) for devices such as IP phones, cameras, and access points; 4 x uplink ports supporting 1G/10G speeds via SFP+/RJ-45 combinations
• PoE Budget — High PoE power budget designed to energize a broad set of endpoints without requiring external injectors
• Management — Cloud-managed through ExtremeCloud IQ with zero-touch provisioning, centralized policy management, and real-time telemetry
• Layer 2 Features — VLAN support, 802.1Q tagging, basic routing decisions at Layer 2, spanning tree options, link aggregation (LACP), and robust QoS for traffic prioritization
• Security — Access control with 802.1X, device authentication, ACLs, and policy-based controls to protect endpoints and ensure secure onboarding
• Quality of Service — Flexible QoS and traffic shaping to guarantee bandwidth for critical applications and services
• Power and Cooling — Dual hot-swappable power supplies designed for reliability and maintenance efficiency; optimized cooling to support sustained PoE operation
• Environmental — Rack-mountable in a standard 1U, 19-inch enclosure suitable for data centers, campuses, and retail fixtures
• Standards — Compliant with common Ethernet and security standards to ensure interoperability with existing infrastructure
• Telemetry and Analytics — Rich telemetry via ExtremeCloud IQ, enabling proactive health monitoring, capacity planning, and performance insights
• Warranty and Support — Enterprise-grade support options with hardware warranty and access to software updates as part of service plans

how to install Extreme Networks 48-Port PoE+ Switch 48P-4X

Installing the 48P-4X is designed to be straightforward, minimizing downtime and enabling rapid deployment across sites. Begin by preparing a suitable 19-inch rack, ensuring adequate ventilation and cable management space. Once mounted, attach the switch securely and connect power. The next steps focus on enabling cloud management, securing endpoints, and configuring network policies to support your services.

• Power up and connect to the management network — Connect a workstation to the switch’s management path or access the device via your ExtremeCloud IQ environment once the device is adopted.
• Adopt into ExtremeCloud IQ — If you are using cloud management, claim the device within your ExtremeCloud IQ account. The platform will guide you through onboarding, identification, and initial configuration policies.
• Configure essential network policies — Create VLANs for voice, data, and video, assign ports to appropriate VLANs, and enable PoE settings to ensure powered devices receive appropriate energy without overloading the switch.
• Set security and access controls — Implement 802.1X authentication, configure ACLs, enable secure management channels, and apply role-based access controls for administrators and operators.
• Implement QoS and monitoring — Prioritize critical applications, set up traffic classes, and enable telemetry to monitor port utilization, PoE consumption, and route health from the cloud dashboard.
• Validate and save — Verify connectivity between devices, confirm PoE delivery to endpoints, and save configurations. Consider exporting a backup configuration for disaster recovery.

For teams that prefer a hybrid approach, you can manage the 48P-4X through a local management interface while also enabling ExtremeCloud IQ for analytics and broader orchestration. Zero-touch provisioning minimizes manual steps when deploying new devices, so you can scale the wired edge across multiple sites quickly and consistently. The system is designed to deliver consistent performance across all 48 PoE+ ports, letting you power and manage IP cameras, VoIP phones, wireless access points, and other networked devices without friction.

Frequently asked questions

• What is PoE+ and why is it important for the 48P-4X? PoE+ (IEEE 802.3at) enables you to power a wide range of network devices directly from the switch, reducing clutter and eliminating the need for separate power adapters. The 48P-4X provides PoE+ across all 48 ports, making it ideal for endpoints like IP cameras and wireless APs at scale.
• Is ExtremeCloud IQ required to use the switch? No. The 48P-4X can operate with local management, but ExtremeCloud IQ offers cloud-based provisioning, telemetry, centralized control, and automation. Many deployments leverage the cloud for ongoing efficiency and visibility.
• Can I use the uplink ports for high-speed connections? Yes. The 4 uplink ports support 1G/10G speeds via SFP+ or RJ-45 interfaces, enabling flexible connections to core switches, data centers, or aggregation layers.
• What about security and access control? The switch includes robust security features such as 802.1X authentication, ACLs, and centralized policy enforcement to protect devices and ensure secure onboarding and operation.
• How scalable is the solution for growing networks? The 48P-4X is designed for enterprise scalability, with cloud-managed deployment, easy onboarding of additional switches, and flexible PoE budgeting to accommodate expanding endpoint power needs.
• What is the typical form factor and installation footprint? The device is a 1U, 19-inch rack-mount switch, suitable for data centers, network closets, or retail deployments where space is at a premium.