C9300L-48T-4X-A Cisco 48 Ports Switch

Overview of Cisco High-Performance Ethernet Switch

The Cisco Catalyst 9300L series represents the next evolution in stackable switching, combining robust performance, exceptional resilience, and advanced features tailored for modern enterprise environments. Engineered for security, IoT integration, and cloud-ready networks, these switches serve as the backbone for Cisco’s software-defined access (SD-Access) architecture. The 9300L models are fixed-module versions of the renowned Catalyst 9300 series, offering streamlined deployment without compromising enterprise-grade functionality.

General Specification

• Manufacturer: Cisco
• Manufacturer Part Number: C9300L-48T-4X-A 
• Product Line: Catalyst  
• Product Series:9300
• Product Type: Ethernet Switch

Technical Specifications  

• Ports: 48 Gigabit Ethernet, 4 x 10 Gigabit Uplink
• Expansion Slots: 4 SFP+ slots
• Stacking: Stackable via Cisco StackWise technology
• Power Supply: Redundant power supported
• Media Supported: Twisted Pair / Optical Fiber
• Layer Support: Layer 3 routing capabilities

Advanced Stackable Architecture  

• Support for Nonstop Forwarding with Stateful Switchover (NSF/SSO) for uninterrupted connectivity.
• Sub-50ms failover within a stack, ensuring minimal network downtime.
• Enhanced resiliency through integrated redundancy features.

Robust Hardware for Scalable Performance

• Support for Gigabit Ethernet and 10 Gigabit Ethernet uplinks, enabling high-speed connectivity.
• Modular design with four expansion slots for additional network interfaces.
• Layer 3 routing capabilities for advanced network segmentation and traffic management.

Enhanced Network Security and Programmability

• Advanced network segmentation and access control policies.
• Integration with IoT devices and automated network monitoring.
• Programmable interface for network automation and custom configurations.

 Cisco Catalyst 9300L Switches

• Reliable performance for both wired and wireless deployments.
• Scalable architecture suitable for growing networks.
• Seamless integration with Cisco SD-Access and IoT frameworks.
• Flexible power and PoE options for modern network devices.

Key Benefits for Enterprise Networks

• Accelerated data transfer and optimized network throughput.
• Continuous network operation with failover and redundancy mechanisms.
• Centralized management and automation capabilities through Cisco IOS XE.
• Energy-efficient operations and smart power allocation for high-density deployments.

Deployment Scenarios

• Corporate campuses requiring high-speed connectivity and robust redundancy.
• IoT-enabled networks with numerous edge devices.
• Data center access layers and high-performance branch offices.
• Cloud-integrated networks needing scalable and programmable switching solutions.

Highlights of Cisco Catalyst 9300L Series Switch

The Cisco C9300L-48T-4X-A Catalyst 9300L series represents a next-generation solution for enterprise network environments, designed to deliver high-performance connectivity, advanced security, and reliable scalability. As part of the Cisco Catalyst 9300L family, these switches are engineered for data-driven organizations that require seamless integration, robust uplink options, and future-ready networking capabilities. This model, featuring 48 data ports and 4x10G uplinks, combines the power of modern networking hardware with the flexibility and efficiency demanded by today’s enterprises.

Performance and Scalability Features

The Catalyst 9300L-48T-4X-A is optimized for high-throughput environments, providing consistent performance across large-scale deployments. With 48 data ports supporting gigabit connectivity, this switch ensures rapid data transfer and minimal latency. The integrated 4x10G uplink modules enable high-speed interconnections between core network switches, aggregation layers, and data centers, enhancing the overall network backbone. Its hardware architecture supports high-density deployments, allowing organizations to scale their network infrastructure efficiently while maintaining optimal performance levels.

High-Density Port Configuration

One of the distinguishing features of the Cisco Catalyst 9300L-48T-4X-A is its high-density port arrangement. With 48 data ports, the switch can accommodate a vast number of end devices, ranging from workstations and IP phones to wireless access points. Each port is capable of providing gigabit connectivity, ensuring that every connected device experiences reliable network access without bottlenecks. The high port density also reduces the need for multiple switches in the access layer, which simplifies management and lowers operational costs.

Advanced Uplink Capabilities

The 4x10G uplink modules of the 9300L-48T-4X-A provide exceptional interconnectivity options for modern enterprise networks. These uplinks support high-speed links to distribution and core layers, ensuring that large volumes of data can traverse the network efficiently. This is particularly critical for organizations leveraging cloud services, high-bandwidth applications, and virtualized environments. The uplinks are also compatible with stacking technologies, allowing multiple Catalyst 9300L switches to function as a single logical unit, which improves redundancy and simplifies network management.

Security and Reliability

Cisco has incorporated advanced security measures into the Catalyst 9300L-48T-4X-A, making it ideal for enterprises where data protection is paramount. The switch supports features such as MACsec encryption, secure boot, and advanced access control mechanisms, which safeguard sensitive information from unauthorized access. Additionally, the hardware is built to deliver high reliability, with redundant power supply options, resilient forwarding engines, and comprehensive monitoring tools. These features reduce downtime and ensure consistent service availability for mission-critical applications.

Network Automation and Management

Efficient network management is a critical component of modern IT operations. The Catalyst 9300L-48T-4X-A integrates seamlessly with Cisco DNA Center, allowing administrators to automate routine network tasks, monitor performance metrics, and apply policy-based configurations across multiple devices. This level of automation reduces operational complexity and enhances the overall agility of the network. The switch also supports software-defined access (SD-Access), providing end-to-end visibility and control over network segments, user groups, and application traffic.

Advanced Layer 3 Routing

Beyond basic Layer 2 switching capabilities, the Cisco 9300L-48T-4X-A excels in Layer 3 routing functionalities. It supports advanced routing protocols including OSPF, EIGRP, BGP, and RIP, allowing enterprises to implement dynamic routing strategies and optimize traffic flow. These capabilities are particularly valuable in multi-site deployments, ensuring that data is efficiently routed between different locations and minimizing latency. The switch’s Layer 3 features also provide enhanced resiliency through equal-cost multipath routing and fast convergence mechanisms.

Power and Energy Efficiency

The Catalyst 9300L-48T-4X-A has been engineered with energy efficiency in mind. It supports Cisco’s EnergyWise technology, which allows administrators to monitor and optimize power consumption across network devices. This feature not only reduces operational costs but also aligns with sustainability initiatives in modern enterprises. The switch is also designed with low-power components and efficient thermal management systems, which minimize energy wastage while maintaining consistent performance, even in high-density deployments.

Integration  

The 9300L-48T-4X-A is designed to integrate seamlessly with the broader Cisco ecosystem, including wireless controllers, collaboration systems, and security appliances. This compatibility enables organizations to build a cohesive network infrastructure where data, voice, and video traffic can coexist efficiently. Integration with Cisco Meraki and DNA Center further enhances visibility and management capabilities, providing a unified approach to network monitoring, policy enforcement, and troubleshooting. This holistic approach simplifies IT operations while ensuring optimal network performance.

Stacking and Redundancy Features

Stacking is one of the standout features of the Catalyst 9300L series. By using Cisco StackWise technology, multiple switches can be interconnected to form a single logical unit, simplifying configuration, management, and firmware updates. The 9300L-48T-4X-A supports stacking with a bandwidth of up to 80 Gbps, ensuring fast inter-switch communication and high availability. Redundancy features, including dual power supplies and uplink failover, provide additional protection against hardware failures, guaranteeing uninterrupted network operation.

Application in Modern Enterprise Networks

The Cisco C9300L-48T-4X-A is widely adopted across various enterprise environments, from corporate headquarters to branch offices. Its high-performance architecture supports demanding applications such as virtualization, cloud computing, real-time collaboration, and big data analytics. The switch is particularly beneficial in scenarios requiring reliable access for multiple endpoints, high-speed uplinks to data centers, and robust security mechanisms. Organizations deploying this switch can achieve operational efficiency, reduced latency, and enhanced network reliability, all of which contribute to improved business outcomes.

Support for Cloud and Virtualized Environments

With the growing adoption of cloud computing and virtualized data centers, the Catalyst 9300L-48T-4X-A provides the necessary network capabilities to support these environments. The high-speed 10G uplinks ensure seamless connectivity to cloud services, while advanced Quality of Service (QoS) features prioritize critical traffic such as VoIP and video conferencing. Additionally, integration with software-defined networking (SDN) solutions allows IT teams to dynamically allocate resources, monitor application performance, and adapt to changing workloads efficiently.

Enhanced Security for Remote and Hybrid Workforces

The security features of the 9300L-48T-4X-A extend to remote and hybrid work scenarios. With built-in encryption, secure access policies, and advanced threat detection, the switch ensures that sensitive organizational data remains protected, even when employees connect from diverse locations. Cisco’s identity services engine (ISE) can be integrated to provide centralized authentication, authorization, and accounting, enabling a secure, policy-driven approach to network access. These capabilities are crucial in today’s hybrid work environments, where security and performance must coexist seamlessly.

Technical Specifications and Hardware Architecture

The Cisco C9300L-48T-4X-A is built on a robust hardware platform designed for high performance and reliability. It features a modular architecture with a dedicated forwarding engine that handles high-throughput traffic with minimal latency. The 48 data ports support Power over Ethernet (PoE/PoE+), enabling the switch to power connected devices directly, such as IP phones, cameras, and wireless access points, without requiring additional power sources. The 4x10G uplinks support SFP+ modules, providing flexibility in network interconnections and future expansion.

Compliance Standards

The switch is designed to meet stringent environmental and regulatory standards, ensuring safe operation in enterprise environments. It supports operating temperature ranges suitable for data centers and network closets, as well as noise-reduction features that make it suitable for office deployments. Compliance with standards such as RoHS and WEEE reflects Cisco’s commitment to sustainability, ensuring that the hardware is environmentally responsible throughout its lifecycle.

Reliability 

Reliability is a core aspect of the Catalyst 9300L-48T-4X-A design. With features like hot-swappable power supplies and modular uplinks, maintenance can be performed without disrupting network operations. The switch also supports in-service software upgrades (ISSU), which allows administrators to apply software updates without requiring downtime. These reliability features reduce operational risks and help organizations maintain continuous network availability, even during upgrades or hardware replacements.