C9300X-24Y-E Cisco Catalyst 9300X 24X25G Ethernet Switch

Cisco C9300X-24Y-E Catalyst 9300X 24-Port Managed Switch 

The Cisco C9300X-24Y-E is a high-performance 24-port managed Ethernet switch designed for enterprise networks, data centers, and advanced networking environments. This switch provides flexible, stackable modular connectivity with support for 1/10/25 Gigabit SFP28 fiber interfaces, delivering superior performance, scalability, and network resilience.

Technical Specifications

• Manufacturer: Cisco
• Model Number: C9300X-24Y-E
• Device Category: Layer 3 Network Switch
• Form Factor: Rack-mountable, 1U
• Subtype: 25 Gigabit Ethernet

Port and Connectivity  

• 24 x 1/10/25G SFP28 fiber ports
• 1 x USB 2.0 interface for management and storage
• Expandable via 1 expansion slot (total 1 / free 1)
• Supports modular uplinks for high-speed network integration

Performance and Switching Capacity

• Total Switching Capacity: 2000 Gbps
• Switching Capacity with Stacking: 3000 Gbps
• Forwarding Rate: 1488 Mpps
• Forwarding Rate with Stacking: 2232 Mpps
• Jumbo Frame Support: Up to 9198 Bytes

Routing Table and Protocol Support

• IPv4 Routing Table Entries: 39,000
• Direct IPv4 Routes: 24,000 | Indirect IPv4 Routes: 15,000
• IPv6 Routing Table Entries: 19,500
• Flexible NetFlow Entries: 128,000
• Routing Protocols: OSPF, IS-IS, RIP-1, RIP-2, IGMP, VRRP, PIM-SM, OSPFv3, PIM-SSM, Policy-based Routing, RIPng

VLAN, Multicast, and QoS Support

• Maximum VLAN IDs: 4094
• Switched Virtual Interfaces (SVIs): 1000
• Multicast Routing Flow Table: 8000 entries
• Quality of Service (QoS) Scale Entries: 4000
• ACL Scale Entries: 5000
• Private VLAN, Q-in-Q VLAN Tagging, VXLAN Support

Encryption and Access Control

• 256-bit AES encryption algorithm
• 802.1x Authentication for secure network access
• MACsec support for end-to-end data protection
• Security Group Tag (SGT) caching and SGACL support

Cisco Stack Technologies

• Cisco StackWise-480 Technology for high-speed stack connections
• Cisco StackPower Technology for power redundancy and efficiency
• Cisco StackWise-1T for next-gen network scalability

High Availability Features

• Stateful Switchover (SSO) for seamless failover
• Non-stop Routing (NSR) for uninterrupted Layer 3 routing
• Control Plane Protection (CoPP) to prevent attacks on network operations

Advanced Routing Functions

• Routed Ports: 448
• Multicast Source Discovery Protocol (MSDP) and Source-specific Multicast (SSM)
• Hierarchical Virtual Private LAN Service (H-VPLS) and Layer 3 VPN Support
• Encapsulated Remote SPAN (ERSPAN) for traffic mirroring

Switching Protocols and Virtualization

• Spanning Tree Protocol (STP) Support: PVST and MST
• STP Virtual Ports: 13,000 each for PVST and MST
• Private VLAN Support for network segmentation
• Ethernet over MPLS (EoMPLS) and Application Visibility & Control (AVC)

Memory and Storage

• RAM: 16 GB
• Flash Memory: 16 GB
• MAC Address Table Size: 32,000 entries
• Packet Buffer Memory: 16 MB

Power Supply and Environmental Features

• Internal Power Supply rated at 715 Watts
• Input Voltage: AC 120/230 V, 50/60 Hz
• 3 high-efficiency cooling fans for thermal management
• Energy-efficient design for enterprise deployment

Compliance and Standards

• IEEE 802.3, 802.3u, 802.1d, 802.1q, 802.3ab, 802.1p, 802.3af, 802.3x, 802.3ad (LACP)
• IEEE 802.1w, 802.1x, 802.1s, 802.3at
• Meets industry standards for Layer 2/Layer 3 switching, security, and network reliability

Cisco C9300X-24Y-E Series  

The Cisco C9300X-24Y-E is part of the high-performance Catalyst 9300X series, engineered for enterprise networking environments requiring robust, scalable, and secure connectivity. This 24-port Ethernet switch supports 24X25G connections and provides modular optical fiber options, ensuring versatile deployment across desktop and rack-based networks. Designed for manageability and flexibility, the C9300X-24Y-E combines advanced hardware with intelligent software features that optimize data throughput, latency, and overall network efficiency.

Advanced Hardware Architecture

At the core of the C9300X-24Y-E is a high-capacity switching engine capable of handling multi-gigabit data traffic without compromise. Each of the 24 ports supports 25G Ethernet connectivity, which provides substantial bandwidth for modern data-intensive applications. The switch incorporates modular optical fiber technology, allowing organizations to extend connectivity over longer distances with high reliability. Its desktop form factor enhances deployment flexibility, enabling placement in office, lab, or edge computing environments without extensive infrastructure modification.

Port Configuration and Connectivity

The 24-port setup is optimized for enterprises seeking high-speed interconnectivity between servers, storage units, and networking devices. Each port supports multi-gigabit speeds and advanced auto-negotiation features, ensuring seamless integration with existing network devices. The modular optical fiber capabilities allow organizations to choose from a variety of transceiver options, including SFP28 modules, which provide extended reach and improved signal integrity for critical applications. These features ensure that network designers can tailor port configurations to meet both current and future needs, supporting scalability and adaptability.

Network Manageability

Manageability is a hallmark of the Cisco Catalyst 9300X series, and the C9300X-24Y-E includes comprehensive features for centralized administration. With support for Cisco DNA Center, network administrators can monitor, configure, and automate switch operations from a single platform. Advanced telemetry and analytics provide real-time insights into traffic patterns, enabling proactive optimization and rapid troubleshooting. This manageability framework reduces operational complexity and ensures that network policies are enforced consistently across all switch ports and connected devices.

Enhanced Security Features

Security is embedded in the architecture of the C9300X-24Y-E switch, delivering robust protection against network threats. The switch supports Cisco TrustSec for role-based access control, providing granular policy enforcement across the network. Additionally, MACsec encryption ensures secure data transmission on all fiber and copper links, safeguarding sensitive information from interception or unauthorized access. The combination of hardware-based security and software-defined policy enforcement makes this switch an ideal choice for enterprises handling critical or regulated data.

Power Efficiency and Reliability

Designed with energy efficiency in mind, the C9300X-24Y-E incorporates advanced power management technologies that reduce consumption without sacrificing performance. Intelligent power allocation to each port ensures optimal energy use, especially in multi-port configurations with variable workloads. Reliability is further enhanced through redundant power supply options and modular components that support hot-swapping, minimizing downtime during maintenance or hardware upgrades. These features contribute to a stable, always-on network environment suitable for mission-critical applications.

Software-Defined Networking Capabilities

The Cisco C9300X-24Y-E is fully compatible with software-defined networking (SDN) initiatives, enabling centralized orchestration and dynamic policy enforcement. Integration with Cisco DNA Center allows organizations to automate routine network tasks, implement predictive analytics, and dynamically adjust bandwidth allocation based on demand. These software-driven capabilities enhance network agility, reduce human error, and improve overall operational efficiency, ensuring that the infrastructure can support evolving enterprise demands.

Scalability and Modular Expansion

Modularity is a key aspect of the C9300X-24Y-E series. The switch supports various expansion modules, enabling seamless integration with additional networking components as organizational needs grow. This scalability ensures that enterprises can start with a core 24-port configuration and expand to higher-capacity setups without significant infrastructure overhaul. Modular optical fiber support allows for extended connectivity and flexibility in network topology design, including hybrid fiber-copper architectures.

Advanced Layer 3 Features

Beyond high-speed switching, the C9300X-24Y-E provides robust Layer 3 routing capabilities. The switch supports static routing, dynamic routing protocols such as OSPF and EIGRP, and advanced multicast handling. These capabilities make it suitable for complex network topologies where efficient routing and traffic segregation are critical. Integration with Quality of Service (QoS) features ensures optimal prioritization of latency-sensitive applications, such as voice over IP and real-time collaboration tools, enhancing user experience and overall network performance.

Support for Network Analytics

Advanced telemetry features allow the C9300X-24Y-E to collect detailed network data, which can be analyzed for performance optimization and proactive troubleshooting. Flow-based monitoring and real-time traffic analytics help identify congestion points and optimize load distribution. Integration with Cisco’s AI-driven network insights enables predictive maintenance and automated remediation, ensuring that network performance remains consistent under varying workloads.

Deployment in Enterprise Environments

The Cisco C9300X-24Y-E is ideal for diverse enterprise environments, including data centers, campus networks, and branch office deployments. Its combination of high-speed ports, modular optical support, and comprehensive management capabilities makes it a versatile solution for modern networking challenges. Whether deployed as a core switch in a data center or as an access switch in a distributed network, the C9300X-24Y-E provides consistent performance, robust security, and future-proof scalability.