C9300L-24P-4G-A Cisco Catalyst 9300 24 Ports Manageable Switch PoE+

Highlights of Cisco Catalyst 9300L Series Ethernet Switch

The Cisco Catalyst C9300L-24P-4G-A belongs to the widely adopted Catalyst 9300 family, engineered to deliver reliable, scalable, and secure switching for modern business networks. This managed Layer 3 Ethernet switch is purpose-built for organizations that require consistent performance, advanced traffic control, and centralized management across access-layer deployments.

Designed by Cisco, a globally recognized leader in networking technologies, this model combines Power over Ethernet Plus (PoE+) capabilities with high-speed uplink connectivity, making it suitable for converged networks supporting data, voice, and video workloads.

Main Specifications

• Manufacturer: Cisco
• Part Number: C9300L-24P-4G-A
• Product Series: Catalyst 9300
• Product Type: Ethernet Switch

Technical Specification 

• Total Ports: 24
• Power over Ethernet (PoE+): Yes
• Uplink Ports: Included
• Modular Design: Yes
• Stacking Ports: Available

Supported Endpoint Devices

• IP phones and unified communication systems
• Wireless access points for enterprise Wi-Fi deployments
• IP surveillance cameras and security appliances
• IoT endpoints and smart building devices

Uplink Connectivity Advantages

• Stable high-speed connections to upstream devices
• Improved traffic aggregation and load distribution
• Flexible network topologies for growing organizations

Routing and Control Features

• IP routing for segmented network environments
• Enhanced traffic prioritization and policy enforcement
• Support for scalable enterprise network architectures

Supported Ethernet Standards

• 1000Base-T for copper-based Gigabit connections
• 1000Base-X for fiber-optic uplink scenarios

Advantages of Switch Stacking

• Unified management across multiple devices
• Improved fault tolerance and uptime
• Simplified expansion without redesigning the network

Management-Oriented Benefits

• Enhanced visibility into network performance
• Efficient troubleshooting and diagnostics
• Policy-driven configuration for consistent deployment

Power Reliability Highlights

• Continuous operation during power component failures
• Improved network resilience for business-critical services
• Optimized uptime for enterprise infrastructure

Overview of Cisco Enterprise-Class Catalyst Switch   

The Cisco C9300L-24P-4G-A Catalyst 9300 24 Ports Fixed Uplinks PoE+ Manageable Switch represents a dedicated access-layer switching platform engineered for modern enterprise networks that demand high availability, predictable performance, and simplified management. Positioned within the Catalyst 9300L family, this model is optimized for organizations that require reliable Power over Ethernet Plus delivery, fixed uplink connectivity, and robust Layer 2 and Layer 3 feature support while maintaining cost efficiency and operational consistency across distributed environments.

This category encompasses enterprise access switches designed to support a growing number of connected endpoints such as IP phones, wireless access points, security cameras, and IoT devices. The Cisco Catalyst 9300L series aligns with Cisco’s intent-based networking architecture, ensuring that access-layer infrastructure can scale with business growth while maintaining policy consistency, security, and automation across the network fabric.

Role of the Catalyst 9300L in Modern Network Architectures

The Cisco C9300L-24P-4G-A switch plays a critical role in access-layer deployments where stable PoE delivery and high port density are essential. As part of the broader Catalyst 9000 portfolio, it is designed to integrate seamlessly with core and distribution layers built on Cisco enterprise switching technologies. The access layer is often the most dynamic part of the network, and this category focuses on providing dependable connectivity for user devices while maintaining centralized control and visibility.

By supporting advanced Quality of Service, segmentation, and security capabilities, the Catalyst 9300L category enables enterprises to enforce consistent network policies at the edge. This ensures that applications such as voice, video, and collaboration tools receive the performance they require, even as the number of connected devices continues to increase.

Hardware Architecture and Port  

The Cisco C9300L-24P-4G-A features a fixed configuration that includes twenty-four Power over Ethernet Plus capable access ports and four fixed Gigabit Ethernet uplinks. This architecture is designed to meet the needs of small to medium enterprise access layers, branch offices, and campus edge deployments where predictable uplink capacity is sufficient and modular expansion is not required.

PoE+ Access Ports for Endpoint Connectivity

The twenty-four PoE+ ports deliver reliable power and data connectivity to a wide range of endpoints. Power over Ethernet Plus support allows the switch to provide increased wattage per port, making it suitable for advanced wireless access points, high-definition IP cameras, and multifunction IP phones. This capability reduces the need for external power adapters and simplifies cable management, which is particularly valuable in densely populated office environments.

Within this category, PoE budgeting and intelligent power management are essential features. The Catalyst 9300L platform includes mechanisms that prioritize critical devices and ensure stable power delivery even during peak usage periods. This contributes to consistent endpoint availability and minimizes the risk of service disruption.

Fixed Uplink Design for Predictable Network Topologies

The four fixed Gigabit Ethernet uplink ports provide straightforward connectivity to aggregation or distribution switches. This fixed uplink design suits environments with defined bandwidth requirements and simplifies network planning by eliminating the variability associated with modular uplink options. For organizations deploying standardized access-layer configurations across multiple sites, this predictability reduces design complexity and accelerates deployment timelines.

In the context of this category, fixed uplinks also contribute to a lower total cost of ownership by reducing hardware complexity and minimizing the need for additional components. The result is a streamlined access switch that delivers consistent performance without unnecessary overhead.

Performance Characteristics and Reliability

Performance and reliability are central to the Cisco Catalyst 9300L-24P-4G-A category. The switch is engineered to handle high volumes of traffic typical of enterprise access layers, including data, voice, and video streams. Its hardware forwarding capabilities ensure low latency and consistent throughput, which are critical for maintaining user productivity and application responsiveness.

High Availability Features at the Access Layer

Access-layer switches in this category incorporate features designed to enhance network uptime. Redundant power supply options, intelligent fan management, and advanced monitoring capabilities contribute to operational resilience. These features help ensure that the switch can continue to operate effectively even in challenging environmental or power conditions.

The Catalyst 9300L series also supports advanced software-based redundancy mechanisms that work in conjunction with upstream network elements. This enables rapid recovery from link or device failures, minimizing the impact on end users and business operations.

Advanced Network Management and Control

Manageability is a defining characteristic of the Cisco Catalyst 9300L-24P-4G-A category. These switches are designed to integrate with Cisco’s comprehensive network management ecosystem, providing administrators with centralized visibility and control over access-layer infrastructure.

Security Capabilities at the Network Edge

Security is a critical consideration for access-layer switches, as this is where users and devices connect to the network. The Cisco C9300L-24P-4G-A category includes a comprehensive set of security features designed to protect against unauthorized access, malware, and other threats.

Access Control and Network Segmentation

Access control mechanisms enable organizations to authenticate users and devices before granting network access. This ensures that only authorized entities can connect, reducing the risk of security breaches. Network segmentation capabilities further enhance security by isolating different types of traffic and limiting the potential impact of compromised devices.

In enterprise environments, segmentation is often used to separate corporate, guest, and IoT traffic. The Catalyst 9300L category supports these use cases by providing flexible policy enforcement at the port level.

Threat Detection and Mitigation

Beyond access control, the Catalyst 9300L series includes features that help detect and mitigate potential threats. Monitoring tools and analytics provide visibility into network behavior, enabling administrators to identify anomalies and respond proactively. This layered security approach strengthens the overall network posture.

Scalability and Deployment Flexibility

The Cisco C9300L-24P-4G-A category is designed to support scalable deployments across diverse enterprise environments. Whether deployed in a single office or across multiple branch locations, these switches provide a consistent foundation that can grow with organizational needs.

Standardized Access-Layer Deployments

Standardization is a key benefit of the Catalyst 9300L family. By deploying the same switch model across multiple sites, organizations can simplify network design, reduce spare parts inventory, and streamline training for IT staff. This category supports consistent feature sets and configurations, making it easier to manage large-scale deployments.

Integration with Campus and Branch Networks

The Catalyst 9300L switches integrate seamlessly with Cisco campus and branch network architectures. Their compatibility with upstream switches and routers ensures smooth traffic flow and policy enforcement across the entire network. This integration supports unified management and end-to-end visibility, which are essential for maintaining performance and security.

Energy Efficiency  

Energy efficiency is an increasingly important factor in network infrastructure decisions. The Cisco C9300L-24P-4G-A category incorporates design elements that optimize power consumption without compromising performance.

Efficient Power Utilization

Intelligent power management features help ensure that energy is used efficiently across all ports. By allocating power dynamically based on device requirements, the switch reduces waste and contributes to lower operational costs. This is particularly beneficial in environments with a large number of PoE-powered devices.

Use Cases Across Industries

The Cisco C9300L-24P-4G-A Catalyst 9300 24 Ports Fixed Uplinks PoE+ Manageable Switch category addresses a wide range of industry use cases. From corporate offices and educational institutions to healthcare facilities and retail environments, these switches provide the reliability and flexibility required for modern networks.

Enterprise Offices and Collaboration Environments

In enterprise office settings, the Catalyst 9300L supports dense deployments of IP phones, wireless access points, and collaboration tools. Reliable PoE+ delivery and consistent performance ensure that employees can communicate and collaborate effectively without network-related disruptions.

Education and Campus Networks

Educational institutions require scalable and secure access-layer infrastructure to support students, faculty, and administrative staff. The Catalyst 9300L category provides the performance and management capabilities needed to handle high device densities and diverse application requirements across campus environments.

Healthcare and Critical Environments

Healthcare networks demand high reliability and security to support critical applications and connected medical devices. The Catalyst 9300L series delivers dependable connectivity and advanced security features that help protect sensitive data and ensure continuous operation.