Cisco Catalyst C9300L-24P-4X-A 9300L Series 24 PoE+ 4x10G

Overview

1. Physical and Port Specifications

Form Factor and Design

• Form Factor: The C9300L-24P-4X-A has a 1U (one rack unit) form factor, which means it is designed to fit into a standard 19-inch rack. This compact design allows for efficient use of rack space in data centers, network closets, and server rooms. Its 1U height ensures that it occupies minimal vertical space while providing substantial connectivity options.
• Build Quality: The switch is constructed with a robust chassis designed for durability and reliable operation. It is built to withstand continuous use in demanding environments, ensuring long-term stability and performance. The chassis is engineered to handle high traffic volumes and maintain reliability in critical network deployments.

Port Configuration

• 24 x Gigabit Ethernet Ports: The C9300L-24P-4X-A is equipped with 24 fixed 1 Gigabit Ethernet (RJ-45) ports. These ports are used for connecting a variety of network devices, including computers, printers, and IP phones. The 1G Ethernet speed is suitable for most standard networking needs, providing adequate bandwidth for typical enterprise applications.
• 4 x 10G SFP+ Uplink Ports: The switch includes 4 fixed 10 Gigabit SFP+ ports. These high-speed uplink ports allow for fast and reliable connections to other network switches, routers, or core network infrastructure. The SFP+ transceivers support high-bandwidth data transfers, making them ideal for network uplinks and high-speed connections.

2. Performance and Scalability

Switching Capacity and Throughput

• Switching Capacity: The C9300L-24P-4X-A offers a high switching capacity, allowing it to handle large volumes of network traffic effectively. This capacity supports the efficient processing and forwarding of data, ensuring that the network can manage high traffic loads without performance degradation.
• Forwarding Rate: The switch features a high forwarding rate, which is crucial for rapid packet processing and forwarding. This high rate helps maintain low latency and supports high-throughput applications, such as video conferencing and large file transfers. It ensures smooth and efficient data flow across the network.

Stacking Technology

• StackWise-480 Technology: The C9300L-24P-4X-A supports Cisco’s StackWise-480 technology, which enables the stacking of up to eight switches. Stacking allows multiple switches to operate as a single logical unit, simplifying network management and configuration. It enhances scalability and redundancy by distributing traffic across the stacked units and providing failover capabilities in case of switch failures.

3. Advanced Networking Features

Security Features

• Comprehensive Security Suite: The C9300L-24P-4X-A includes a range of advanced security features to protect the network and ensure data integrity. These features include:
  • 802.1X Authentication: This port-based network access control mechanism ensures that only authenticated devices can connect to the network. It helps prevent unauthorized access and enhances overall network security.
  • Cisco TrustSec: Cisco TrustSec provides role-based access control and network segmentation based on user roles and device types. It enables granular security policies and helps in creating a segmented network environment with improved security.
  • MACsec Encryption: This feature provides encryption for data transmitted across the network, protecting sensitive information from unauthorized access. MACsec ensures secure communication by encrypting data in transit, which is critical for safeguarding against data breaches.
• Policy-Based Access Control: The switch supports detailed policy and access control mechanisms, allowing network administrators to define and enforce security policies based on user roles, devices, or applications. This flexibility helps in creating a secure network environment and ensures compliance with organizational security requirements.

Quality of Service (QoS)

• Advanced QoS Capabilities: The C9300L-24P-4X-A features sophisticated Quality of Service (QoS) functionalities to prioritize and manage network traffic effectively. QoS mechanisms ensure that critical applications, such as voice over IP (VoIP) and video conferencing, receive the necessary bandwidth and minimal latency. This capability is essential for maintaining high service quality and optimizing network performance for different types of traffic.

4. Management and Automation

Cisco DNA Center Integration

• Centralized Network Management: The C9300L-24P-4X-A integrates with Cisco DNA Center, providing a centralized platform for managing, monitoring, and automating network operations. Cisco DNA Center offers tools for simplified configuration, policy management, and troubleshooting, streamlining network management and reducing administrative overhead.
• Automation and Analytics: Cisco DNA Center supports automation features such as zero-touch provisioning and policy-based configuration. It also provides real-time network analytics and insights, enabling IT teams to proactively manage network performance, identify potential issues, and optimize network resources.

Cisco IOS XE

• Operating System: The switch runs on Cisco IOS XE, a modular and programmable operating system. IOS XE supports various APIs and automation tools, allowing for flexible network configuration and integration with third-party applications. The operating system enhances the adaptability of the switch and simplifies network management tasks.

5. Reliability and Redundancy

Power Supplies and Cooling

• Power Supply Options: The C9300L-24P-4X-A features a fixed power supply design. While it does not support redundant power supplies in this model, it provides reliable power to the switch and connected devices. For higher redundancy and availability, other models or configurations with redundant power options may be considered.
• Cooling System: The switch includes internal cooling fans designed to maintain optimal operating temperatures. The cooling system ensures that the switch remains within safe temperature limits, preventing overheating and maintaining stable performance.

6. Energy Efficiency and Environmental Considerations

EnergyWise Technology

• Power Efficiency: The C9300L-24P-4X-A incorporates Cisco EnergyWise technology to manage and reduce power consumption. EnergyWise monitors the energy usage of connected devices and optimizes power efficiency, contributing to lower operational costs and supporting environmental sustainability goals.

7. Use Cases and Applications

Enterprise Networks

• Access Layer Deployment: The C9300L-24P-4X-A is well-suited for deployment in the access layer of enterprise networks. It provides reliable and high-speed connectivity for end-user devices and supports high-speed uplinks to core network infrastructure. Its performance and scalability make it ideal for environments with high network demands.

Branch Offices

• Branch Office Connectivity: The switch is also suitable for branch office environments, offering reliable network access and high-speed uplink capabilities. Its support for high-performance features and scalability through stacking makes it a valuable choice for expanding branch networks.

Small to Medium-Sized Businesses (SMBs)

• Cost-Effective Solution: For small to medium-sized businesses, the C9300L-24P-4X-A offers a cost-effective solution that combines essential networking features with high performance. Its fixed port configuration and advanced capabilities make it a versatile choice for SMBs looking to enhance their network infrastructure.