C9300L-24T-4G-E Cisco Catalyst 24 Ports Switch Layer 3 Managed

Overview of the Cisco C9300L-24T-4G-E Ethernet Switch

The Cisco Catalyst 9300L-24T-4G-E is engineered to support modern enterprise networks that demand stability, scalability, and advanced control. Designed as a fully managed Layer 3 switch, it delivers consistent wired connectivity while enabling intelligent traffic handling across campus, branch, and distributed environments. Its stackable design allows multiple units to operate as a single logical switch, simplifying expansion and centralized administration.

Manufacturer Information

• Manufacturer: Cisco
• Part Number: C9300L-24T-4G-E
• Product Type: Ethernet Switch

Technical Specifications

• Total Network Ports: 24
• Uplink Port: Available
• Modular Design: Yes
• Stacking Ports: Included
• Gigabit Ethernet Uplink Ports: 4
• Gigabit Ethernet Network Ports: 24
• Supported Media Types: Twisted Pair, Optical Fiber
• Ethernet Technology: Gigabit Ethernet
• Network Technologies: 1000Base-X, 1000Base-T

Performance Features

• Layer Support: Layer 3
• Number of Expansion Slots: 4
• Expansion Slot Type: SFP (mini-GBIC)
• Shared SFP Slot: Not Supported
• Manageability: Yes

I/O Expansion Capabilities

• Total Expansion Slots: 4
• SFP Slots: 4

Power and Energy Efficiency

• Power Source: Power Supply
• Redundant Power Supply Support: Yes
• Energy Star Certified: Yes
• Environmental Certifications: WEEE, EPEAT, RoHS-5, EuP, ErP

Included Components

• Switch: Catalyst 9300L-24T-4G-E
• Power Supply: 1 x Included
• Fans: 3 x Field-replaceable Fans

Cisco Catalyst 9300L Series Enterprise-Class Access Switch 

The Cisco C9300L-24T-4G-E Catalyst 9300L 24 Ports Switch represents a critical component within modern enterprise access-layer networking. Designed as part of the Catalyst 9300L family, this model focuses on delivering secure, scalable, and highly resilient Ethernet switching for organizations that demand consistent performance and long-term investment protection. As enterprises continue to adopt cloud-based applications, hybrid work environments, and software-defined networking models, the role of a dependable access switch becomes increasingly vital. This category encompasses access-layer switches optimized for campus networks, branch offices, and distributed enterprise environments where reliability, throughput, and manageability are essential.

The Catalyst 9300L-24T-4G-E in Campus Network  

The Catalyst 9300L-24T-4G-E is purpose-built for the access layer of enterprise campus networks. Within hierarchical network design, the access layer serves as the point where end devices connect to the network, including workstations, IP phones, printers, surveillance systems, and wireless access points. The 9300L series is engineered to provide deterministic performance, low latency, and consistent connectivity for these devices. This category of switches is particularly well-suited for organizations implementing standardized network architectures that require predictable behavior, simplified troubleshooting, and policy-based control at the edge.

Role in Scalable Enterprise Deployments

Scalability is a defining attribute of the Catalyst 9300L category. The C9300L-24T-4G-E supports enterprise growth by enabling straightforward expansion of access-layer capacity without redesigning the network core. Its integration into Cisco’s broader switching portfolio allows seamless interoperability with distribution and core switches. As organizations scale their operations, add new users, or deploy additional IoT endpoints, this category ensures that access-layer infrastructure can grow in parallel while maintaining operational consistency.

Support for Modern Application Traffic

Modern enterprise applications demand consistent throughput and low packet loss. The Catalyst 9300L-24T-4G-E category is designed to handle diverse traffic profiles, including real-time voice, high-definition video, cloud-based SaaS applications, and data-intensive workloads. By providing line-rate switching on all access ports and reliable uplink connectivity, this category supports application performance expectations across departments and user groups.

Hardware Design and Port Configuration Characteristics

The Cisco C9300L-24T-4G-E is defined by its balanced hardware design, offering twenty-four fixed 10/100/1000 Ethernet ports alongside four Gigabit Ethernet uplink ports. This configuration aligns with the needs of small to medium enterprise access layers, branch offices, and departmental network segments. The fixed-port architecture simplifies deployment and capacity planning while delivering dependable Ethernet connectivity to a wide range of endpoints.

Gigabit Ethernet Access Ports

The twenty-four Gigabit Ethernet ports in this category provide ample connectivity for user devices and network peripherals. Gigabit access remains a practical standard for most enterprise environments, offering sufficient bandwidth for productivity applications, collaboration tools, and unified communications. The consistent performance of these ports ensures that users experience stable connectivity throughout the workday, even during periods of peak network utilization.

Uplink Flexibility and Network Integration

The four integrated Gigabit Ethernet uplink ports enable flexible connectivity to distribution switches or upstream network infrastructure. This uplink configuration supports redundancy, load balancing, and efficient traffic aggregation. In enterprise networks where resiliency is a priority, these uplinks allow network architects to design fault-tolerant topologies that minimize downtime and maintain service availability.

Software Capabilities and Cisco IOS XE Integration

The Catalyst 9300L-24T-4G-E category operates on Cisco IOS XE, a modern, modular network operating system that supports programmability, automation, and advanced security features. IOS XE provides a unified software experience across Cisco’s enterprise switching platforms, allowing administrators to manage access, distribution, and core switches using consistent tools and workflows.

Advanced Layer 2 and Layer 3 Features

This category includes comprehensive Layer 2 and Layer 3 switching capabilities, enabling organizations to implement flexible network designs. Support for VLAN segmentation, inter-VLAN routing, and dynamic routing protocols allows network administrators to tailor traffic flows to organizational requirements. These capabilities are essential for maintaining performance and security in multi-department or multi-tenant environments.

Policy-Based Networking at the Access Layer

Policy-based networking is a key characteristic of the Catalyst 9300L family. By integrating with Cisco’s identity and policy frameworks, this category enables administrators to define and enforce network policies based on user identity, device type, or application. This approach enhances security and simplifies compliance by ensuring that access controls are consistently applied across the network.

Programmability and Automation Support

The IOS XE platform provides extensive programmability options, including support for APIs, model-driven telemetry, and automation frameworks. This allows organizations to integrate the Catalyst 9300L-24T-4G-E category into automated provisioning and monitoring workflows. Automation reduces operational overhead, minimizes configuration errors, and accelerates response times to changing business requirements.

Security Architecture and Access Protection

Security is a foundational element of the Cisco Catalyst 9300L-24T-4G-E category. As access-layer switches serve as the first point of contact for devices entering the network, robust security controls are essential. This category incorporates multiple layers of protection to defend against unauthorized access, lateral movement, and emerging threats.

Device and User Authentication Mechanisms

The Catalyst 9300L category supports industry-standard authentication methods to verify both users and devices before granting network access. These mechanisms help organizations enforce least-privilege access and reduce the risk of unauthorized connectivity. By integrating authentication directly into the access layer, this category strengthens overall network security posture.

Threat Detection and Segmentation

Network segmentation is a critical security strategy, and the Catalyst 9300L-24T-4G-E category enables effective segmentation at the access layer. By isolating traffic between different user groups or device types, organizations can limit the impact of potential security incidents. This capability is particularly important in environments with a mix of corporate devices, guest access, and IoT systems.

Secure Boot and Hardware Trust Anchors

The Catalyst 9300L family incorporates hardware-based trust mechanisms that help ensure the integrity of the device from boot-up. Secure boot processes validate system software and prevent unauthorized modifications. This category-level security feature provides confidence that the switch is operating with trusted firmware and has not been compromised.

Operational Efficiency and Network Management

Efficient network operations are a defining advantage of the Catalyst 9300L-24T-4G-E category. Cisco has designed this family to simplify deployment, monitoring, and troubleshooting across large-scale enterprise networks. Centralized management capabilities reduce administrative complexity and improve visibility into network performance.

Centralized Management with Cisco DNA Center

The Catalyst 9300L category integrates seamlessly with Cisco DNA Center, providing centralized management, analytics, and assurance. This integration enables administrators to monitor network health, identify performance bottlenecks, and proactively address issues before they impact users. DNA Center also simplifies configuration management by providing templates and policy-driven workflows.

Telemetry and Real-Time Insights

Modern networks require real-time visibility into traffic patterns and device behavior. The Catalyst 9300L-24T-4G-E category supports streaming telemetry, allowing continuous data collection from the switch. These insights help IT teams optimize performance, detect anomalies, and make informed decisions about capacity planning and network upgrades.

Energy Efficiency and Sustainable Network Design

Energy efficiency is an increasingly important consideration in enterprise networking. The Catalyst 9300L-24T-4G-E category is designed with power optimization features that help organizations reduce operational costs and environmental impact. Efficient power usage aligns with corporate sustainability initiatives while maintaining high performance.

Optimized Power Consumption

The hardware architecture of the Catalyst 9300L family emphasizes efficient power utilization without sacrificing throughput or reliability. Intelligent power management features adjust consumption based on network load, ensuring that energy is used effectively during both peak and off-peak periods.

Long-Term Operational Savings

By reducing power consumption and simplifying management, the Catalyst 9300L-24T-4G-E category contributes to lower total cost of ownership. Organizations benefit from decreased energy expenses, reduced cooling requirements, and streamlined administrative workflows, making this category a practical choice for long-term enterprise deployments.

Deployment Scenarios and Use Case Alignment

The Cisco Catalyst 9300L-24T-4G-E category is well-suited for a wide range of deployment scenarios. Its balanced feature set makes it adaptable to various organizational sizes and industries, from corporate campuses to educational institutions and healthcare facilities.

Corporate Office and Campus Environments

In corporate office settings, this category provides reliable access connectivity for employees, conference rooms, and shared resources. The ability to enforce security policies and support collaboration tools ensures that business operations run smoothly and securely.

Branch Offices and Distributed Sites

For branch offices and remote locations, the Catalyst 9300L-24T-4G-E category offers enterprise-grade capabilities in a compact form factor. Centralized management and automation features make it easier to deploy and maintain consistent network configurations across geographically dispersed sites.

Education and Public Sector Networks

Educational institutions and public sector organizations benefit from the stability, security, and scalability of the Catalyst 9300L category. Support for diverse user populations and device types makes it suitable for classrooms, administrative offices, and shared facilities where reliable access connectivity is essential.