C9300L-24P-4G-E Cisco Catalyst 9300L Twisted Pair Switch

Overview of Cisco Catalyst 9300L-24P-4G-E Switch 

The Cisco Catalyst 9300L-24P-4G-E is a high-performance Layer 3 managed switch designed for modern enterprise networks. With 24 Gigabit Ethernet ports and 4 fixed SFP uplinks, it delivers reliable PoE+ connectivity, flexible network management, and robust routing capabilities. Ideal for organizations seeking scalable, secure, and efficient networking solutions.

General Specifications

• Manufacturer: Cisco
• Part Number: C9300L-24P-4G-E  
• Device Type: Managed Layer 3 Switch

Technical Specifications

• Enclosure Type: Rack-Mountable Design
• Form Factor: Rack-mountable chassis for seamless integration into data centers and server rooms.
• Stackable Architecture: Supports stacking for simplified network expansion and centralized management.
• Durable Enclosure: Engineered for continuous operation in enterprise environments.
• Ethernet Ports: 24 x 10/100/1000 Mbps RJ-45 PoE+ ports to support high-speed devices and power-hungry endpoints.
• Uplink Ports: 4 x 1G SFP ports for flexible fiber connectivity and backbone integration.
• Management Interfaces: Includes console, USB 2.0, and dedicated LAN management ports for effortless administration.
• Stacking Device Port: Enables multi-switch configurations for higher throughput and redundancy.

Advanced Routing Capabilities

• OSPF, OSPFv3 for dynamic routing
• EIGRP, EIGRP for IPv6 for optimized traffic paths
• RIP-1, RIP-2, RIPng for legacy and modern networks
• PIM-SM, PIM-SSM for multicast routing
• VRRP for high availability and failover
• Policy-Based Routing (PBR) for traffic optimization
• MSTP for enhanced loop prevention in redundant topologies

Remote Management and Monitoring

• SNMP v1/v2c/v3 for real-time monitoring and management
• RMON 1 and RMON 2 for traffic analysis and alerting
• CLI, NetConf, RESTCONF, gRPC for advanced configuration and integration
• Support for both IPv4 and IPv6 network environments
• YANG data models for simplified network programmability

Power over Ethernet (PoE+) Support

• 24 ports with PoE+ delivering sufficient wattage for high-demand endpoints
• Reduces cable clutter and simplifies installation
• Supports dynamic PoE allocation based on network requirements

Network Essentials Features

• Comprehensive Layer 3 routing and Layer 2 switching features
• Enhanced security through access control and traffic segmentation
• Energy-efficient operation with Cisco EnergyWise support
• Integration with Cisco DNA Center for simplified network automation

Enterprise-Grade Reliability

• Redundant power options for uninterrupted operation
• Hot-swappable components for maintenance without downtime
• Proven resilience under heavy network loads

Ideal Applications

• Medium to large-scale enterprise campus networks
• Branch offices requiring PoE+ support for IP devices
• High-density connectivity environments needing secure, scalable routing
• Organizations implementing SD-Access or intent-based networking strategies

Key Advantages  

• Flexible 24-port Gigabit Ethernet with PoE+ support
• 4 dedicated 1G SFP uplinks for high-speed network backbones
• Enterprise-grade Layer 3 routing with IPv4/IPv6 support
• Advanced remote management via SNMP, CLI, NetConf, RESTCONF, and gRPC
• Scalable and stackable for future network growth
• Durable, rack-mountable design optimized for continuous operation

Highlights of Cisco C9300L-24P-4G-E 24 Ports Layer 3 Switch 

The Cisco C9300L-24P-4G-E is a highly reliable 24-port Layer 3 switch designed for modern enterprise networks requiring robust performance, scalability, and advanced security. As part of Cisco’s renowned Catalyst 9300 Series, this switch delivers an exceptional blend of speed, efficiency, and flexibility for business-critical applications. Ideal for campus, branch, and data center access networks, the C9300L-24P-4G-E ensures seamless connectivity across devices while supporting next-generation networking requirements.

Advanced Layer 3 Functionality

The Cisco C9300L-24P-4G-E operates as a fully capable Layer 3 switch, enabling routing between multiple VLANs and subnets with high-speed packet forwarding. Its enhanced Layer 3 capabilities support static routing, RIP, OSPF, and EIGRP, making it an optimal choice for organizations seeking dynamic network management. By integrating Layer 3 functionality directly into the switch, businesses can simplify their network topology, reduce latency, and optimize overall network performance.

Optimized for PoE+ Deployments

With 24 PoE+ ports, the C9300L-24P-4G-E supports a wide range of Power over Ethernet devices, including IP phones, wireless access points, security cameras, and other IoT endpoints. Each port delivers up to 30 watts of power, ensuring uninterrupted operation of critical devices without the need for separate power supplies. This PoE+ capability streamlines network deployment, reduces cabling complexity, and minimizes operational costs.

Fixed Uplinks for High-Speed Connectivity

This switch includes four 1-Gigabit Ethernet fixed uplink ports, enabling high-speed connectivity to aggregation layers, core switches, or routers. The fixed uplinks provide redundancy and load balancing options, ensuring consistent network performance and minimizing downtime. By combining high-performance uplinks with Layer 3 routing, the C9300L-24P-4G-E delivers a reliable foundation for enterprise network architectures.

Performance and Scalability Features

The Cisco C9300L-24P-4G-E is engineered to handle the growing demands of modern networks. Its hardware and software design allow for scalable deployments that can accommodate increasing bandwidth needs and device proliferation. With support for advanced QoS policies, network administrators can prioritize critical applications, such as voice and video traffic, ensuring uninterrupted communication across the organization.

Stacking Capabilities for Simplified Network Management

One of the standout features of the Cisco Catalyst 9300L series is its ability to stack multiple switches into a single logical unit. The C9300L-24P-4G-E supports Cisco StackWise technology, allowing up to eight switches to operate as one. This stacking capability simplifies management, reduces configuration errors, and enhances redundancy by allowing traffic to reroute in case of a single switch failure. Stacked switches can share resources and provide consistent policy enforcement across the network, providing an efficient and resilient infrastructure for enterprises.

Enhanced Security and Threat Defense

Security is a critical concern for today’s organizations, and the C9300L-24P-4G-E addresses this through Cisco’s integrated security features. The switch supports advanced access control policies, network segmentation, and threat detection mechanisms to safeguard sensitive data. Features such as IEEE 802.1X authentication, Dynamic ARP Inspection, and DHCP snooping prevent unauthorized access and protect against common network attacks. Additionally, Cisco DNA Center integration allows centralized visibility and automated threat response, enhancing overall network security posture.

Energy Efficiency and Reliability

Energy efficiency is an important aspect of enterprise networking, and the C9300L-24P-4G-E incorporates several design features to minimize power consumption. Cisco EnergyWise technology provides real-time monitoring of power usage, enabling administrators to optimize energy distribution across the network. Moreover, the switch is built with redundant power supply options and high-quality components, ensuring long-term reliability and reduced risk of downtime, even in mission-critical environments.

Network Essentials and Deployment Scenarios

The Cisco C9300L-24P-4G-E is part of Cisco’s Network Essentials licensing, offering the core networking features needed for day-to-day operations while maintaining cost efficiency. This licensing model includes essential Layer 3 routing, security, and network management capabilities, making it suitable for small to medium-sized enterprise deployments. By focusing on the essentials, organizations can implement reliable networking solutions without incurring unnecessary licensing costs.

Campus and Branch Network Integration

In campus and branch environments, the C9300L-24P-4G-E excels as a foundational access switch. Its 24 PoE+ ports are ideal for connecting end-user devices, access points, and IP cameras, while the Layer 3 capabilities facilitate efficient inter-VLAN routing. The fixed uplinks ensure seamless connection to aggregation switches or routers, creating a scalable and resilient network infrastructure. The switch’s compact design and flexible mounting options allow for easy installation in wiring closets, cabinets, or small data centers.

Support for Wireless and IoT Deployments

As wireless networks and IoT devices continue to expand, the C9300L-24P-4G-E provides the power and connectivity needed to support these endpoints. PoE+ ports can simultaneously power multiple wireless access points, enabling seamless Wi-Fi coverage across offices or campus buildings. Additionally, the switch can accommodate connected IoT devices such as environmental sensors, security systems, and smart building applications. By integrating wired and wireless networks, the switch simplifies management and enhances operational efficiency.

High Availability and Redundancy

The C9300L-24P-4G-E is engineered for high availability, ensuring minimal downtime in enterprise networks. Its StackWise technology allows multiple switches to operate as a single logical unit, with automatic failover capabilities. Redundant power supply options and intelligent fan monitoring further enhance reliability, making it suitable for mission-critical applications. Enterprises can deploy this switch in high-availability configurations to maintain business continuity and minimize service disruptions.

Technical Specifications and Capabilities

The technical prowess of the Cisco C9300L-24P-4G-E ensures it meets the demands of enterprise networks. It features 24 fixed 1G Ethernet ports with PoE+ support and 4 fixed 1G uplinks. The switch is capable of high-performance Layer 3 routing with up to 32,000 MAC addresses and 64,000 IPv4 routes. It supports advanced routing protocols including OSPF, EIGRP, BGP, and RIP. Memory and processing resources are designed for high throughput and low latency, enabling simultaneous handling of large volumes of network traffic.

Operational Features

Designed for energy efficiency and operational resilience, the C9300L-24P-4G-E supports variable fan speed, energy-aware PoE, and efficient thermal design. Operating temperature ranges and environmental tolerances are optimized for data center and wiring closet deployments. These features reduce energy consumption and operational costs while maintaining a reliable performance profile in demanding network environments.

Ideal Applications and Use Cases

The Cisco C9300L-24P-4G-E is ideal for enterprise campus networks, branch office connectivity, small to medium-sized data centers, and high-density PoE deployments. It is particularly suited for organizations implementing VoIP, wireless networking, IoT devices, and secure access networks. With its combination of Layer 3 capabilities, PoE+ support, fixed uplinks, and Cisco’s automation tools, this switch provides a reliable and flexible foundation for modern digital infrastructure.