Cisco Catalyst C9300-48T Ethernet Switch

The Cisco Catalyst C9300-48T Ethernet Switch stands as a premier building block for modern enterprise networks, delivering reliable performance, rock-solid security, and scalable growth for campus environments. Designed to handle the demands of a connected workforce, IoT devices, and cloud-driven applications, this switch blends high-density 1-Gigabit access with intelligent automation and robust management. With Cisco IOS XE and seamless Cisco DNA Center integration, IT teams can deploy, manage, and secure networks more efficiently while maintaining consistent policy enforcement across users, devices, and locations. The 48T model — featuring 48 copper Ethernet ports — is purpose-built for organizations that require dependable end-user connectivity, straightforward deployment, and a future-proof platform that can scale as digital initiatives expand. Whether you're upgrading from legacy access switches, building out a new campus fabric, or integrating edge devices and IoT sensors, the C9300-48T offers a compelling blend of speed, resilience, and intelligent control to keep networks secure and agile in a dynamic business landscape.

• High-density access with scalable performance: The C9300-48T delivers a dense, reliable foundation for end-user devices, IP phones, wireless access points, and IoT endpoints. Its architecture is designed to minimize latency and ensure deterministic traffic handling across the access layer, so applications—ranging from real-time collaboration to data-intensive analytics—operate smoothly. Built for campus networks, the switch supports consistent throughput and predictable behavior even as user counts surge, device diversity grows, and traffic patterns become more dynamic. With stacking capabilities and flexible uplink options, organizations can scale their access layer without rearchitecting the core, preserving investment while expanding capacity and resilience.
• Security-first design for modern networks: Security is embedded at every layer, from port-level access control to network-wide segmentation. The C9300-48T supports advanced features such as secure device onboarding, 802.1X authentication, dynamic access control, and policy-driven microsegmentation to reduce attack surfaces. IoT readiness is a core consideration, enabling trusted onboarding of sensors and edge devices while maintaining strong visibility and control over traffic flows. The switch also leverages Cisco’s threat intelligence and integrated threat defense to help you detect anomalies, enforce compliance, and protect sensitive data across the campus network.
• Intelligent management with Cisco DNA Center and IOS XE: This model runs Cisco IOS XE, delivering a flexible, feature-rich operating system that supports automation, analytics, and policy-based provisioning. With Cisco DNA Center integration, administrators gain centralized visibility, simplified device provisioning, automation of repetitive tasks, and consistent policy enforcement across devices and sites. The C9300-48T is designed for easy management through CLI, GUI, and APIs, enabling zero-touch provisioning, rapid firmware updates, and streamlined day-to-day operations that reduce manual labor and improve accuracy.
• Reliability you can count on: Engineered for continuous operation in demanding environments, the switch offers solid reliability, robust cooling, and efficient power usage. Features such as redundant power options and advanced chassis design contribute to higher uptime, helping avoid disruptive outages. The platform’s software-driven reliability—combined with Cisco’s proven hardware quality—translates to fewer maintenance windows and more consistent performance for critical business applications.
• Future-proof networking with modular design and cloud-ready capabilities: The C9300-48T is built to accommodate evolving networking needs. As organizations adopt cloud services, hybrid architectures, and IoT strategies, the switch provides flexible integration points, API access, and policy-driven configurations that enable rapid adaptation. Its modular approach to uplinks and interoperability with cloud-based management tools makes it easier to extend coverage, implement new security policies, and deliver a scalable, resilient campus network that supports digital transformation.

Technical Details of Cisco Catalyst C9300-48T Ethernet Switch

• Model: Cisco Catalyst C9300-48T Ethernet Switch
• Ports: 48 copper Ethernet ports for high-density 1-Gigabit access; flexible uplink options to connect to distribution and core layers
• Operating system: Cisco IOS XE with integrated security, policy, and automation features
• Management: Cisco DNA Center integration for centralized policy-based management, automation, and analytics
• Networking features: Layer 2/3 switching capabilities with security, QoS, and scalable fabric concepts suitable for enterprise campus deployments

How to Install Cisco Catalyst C9300-48T Ethernet Switch

• Plan your deployment: Verify rack space, power availability, and network topology. Confirm colocated devices and cabling strategies to ensure clean cable management and airflow.
• Rack and power the switch: Mount the unit in a standard 19-inch rack and connect to power. If available, configure redundant power options for higher availability to minimize downtime.
• Connect network uplinks and access ports: Attach existing access devices, endpoints, printers, IP phones, and wireless access points to the 48 copper Ethernet ports. Wire uplinks to your distribution or core switches via approved SFP/SFP+ modules or other compatible interfaces as appropriate for your design.
• Initial software and security configuration: Access the switch via console or secure remote management. Install the latest IOS XE firmware, set up administrative credentials, enable essential security features (802.1X, ACLs, and port security), and configure basic VLANs and routing policies as needed for your environment.
• Integrate with management, monitoring, and automation: If you are using Cisco DNA Center, add the switch to your management domain for policy-driven provisioning, visibility, and analytics. Validate connectivity, performance, and security policies, and implement ongoing automation to streamline future deployments and updates.

Frequently asked questions

• Is the Cisco Catalyst C9300-48T PoE-enabled? The 48T model is a non-PoE variant focused on providing robust 1-Gigabit access connectivity. If PoE or PoE+ capabilities are required to power IP phones, cameras, or wireless access points directly, consider PoE-enabled variants within the Catalyst 9300 family (such as 48P models) or discuss module-based PoE options with a Cisco partner.
• Can the C9300-48T be stacked with other Catalyst switches? Yes. The Catalyst 9300 series supports stacking to create a scalable campus fabric. StackWise technology enables multiple switches to operate as a single logical unit, improving resilience, simplifying management, and increasing overall port capacity as your network grows. The exact stacking limits depend on the model and chassis, so consult the latest Cisco documentation for your deployment size.
• What management options are available for this switch? The C9300-48T runs Cisco IOS XE and can be managed via the CLI or GUI. For larger, policy-driven environments, it integrates with Cisco DNA Center for centralized automation, assurance, and policy enforcement across campus devices. You can also leverage RESTful APIs to integrate with your existing IT workflows and monitoring tools.
• What kind of security features does this switch provide? This switch includes essential security capabilities such as secure device onboarding, access control lists, 802.1X authentication, and segmentation features to help isolate traffic between departments or IoT devices. It’s designed to support secure, compliant network operations in enterprise environments where sensitive data and devices must be protected from threats while maintaining performance.