SRW224G4-K9-NA Cisco Small Business Managed Switch (24 Ports)

Cisco SRW224G4-K9-NA 24 Ports Ethernet Switch Overview

The Cisco SRW224G4-K9-NA is a professionally managed Ethernet switch designed to support growing network infrastructures. Built within the Catalyst 300 Series, this model delivers a balance of performance, scalability, and enterprise-grade control suitable for business environments.

Core Product Details

• Brand: Cisco
• Model Identifier: SRW224G4-K9-NA
• Device Category: Managed Network Switch
• Primary Configuration: 24-Port Ethernet Switching

Network Interfaces and Port Configuration

Integrated Ethernet Connectivity

• 24 Fast Ethernet ports supporting 10/100Base-TX connections
• 2 Gigabit Ethernet uplink ports for high-throughput data paths
• 2 dedicated Gigabit Ethernet ports for network management tasks

Expansion and Media Flexibility

• 2 SFP expansion slots for modular fiber connectivity
• Shared SFP functionality for adaptable port usage
• Supports both copper-based and fiber-optic networking

Performance Metrics and Switching Capability

Data Handling Efficiency

• Switching bandwidth up to 12.8 Gbps
• Packet forwarding rate reaching 9.52 million packets per second
• Optimized for consistent traffic flow with small packet sizes

Supported Network Technologies

• Fast Ethernet and Gigabit Ethernet compatibility
• Network standards covering 10/100/1000Base-T environments
• Backward compatibility for mixed-speed deployments

Management Features and Network Control

Advanced Administration Options

• Fully manageable via command-line interface and SNMP
• Web-based management through HTTP and HTTPS access
• Secure remote administration using SSH and Telnet

Monitoring and Routing Support

• SNMP versions 1, 2c, and 3 supported
• RMON groups 1, 2, 3, and 9 for traffic monitoring
• Static IPv4 routing for basic Layer 3 functionality

Memory Resources and Internal Storage

System Capacity

• 128 MB of system RAM for efficient processing
• 16 MB flash memory for firmware and configuration storage

Power Requirements and Environmental Ratings

Electrical Specifications

• Internal power supply for simplified installation
• Wide input voltage range from 110V to 220V AC

Operating and Storage Conditions

• Operational temperature range: 32°F to 104°F (0°C to 40°C)
• Storage temperature tolerance: -4°F to 158°F (-20°C to 70°C)
• Humidity support from 10% to 90% non-condensing

Security Mechanisms and Industry Compliance

Network Protection Features

• SSL encryption for secure data management sessions
• Authentication via SSH, RADIUS, and TACACS+

Supported IEEE Standards

• IEEE 802.3, 802.3u, 802.3z, and 802.3ab
• IEEE 802.1D, 802.1Q, 802.1p, and 802.1x
• IEEE 802.3x flow control and 802.3ad link aggregation (LACP)
• IEEE 802.1w rapid spanning tree and 802.1s multiple spanning tree

Managed Ethernet Switching for Small and Medium Business Networks

The Cisco SRW224G4-K9-NA 24 Ports Ethernet Switch belongs to the managed Ethernet switching category designed to support small and medium business network infrastructures that require reliability, control, and scalability without the complexity of enterprise-grade chassis systems. This category focuses on fixed-configuration Layer 2 switches that provide advanced traffic management, network segmentation, and security capabilities while remaining cost-effective and easy to deploy. Devices in this segment are commonly used in office networks, retail environments, educational institutions, branch offices, and distributed enterprise locations where stable wired connectivity is essential for day-to-day operations.

Within this category, managed Ethernet switches serve as the backbone for wired network connectivity, aggregating desktop computers, printers, IP phones, wireless access points, and servers into a centralized switching platform. The Cisco SRW224G4-K9-NA is engineered to deliver consistent performance across its 24 Ethernet ports while offering administrators granular control over network behavior. This balance between performance and manageability defines the core value of this product category.

24-Port Ethernet Switch Architecture and Port Density

The 24-port Ethernet switch category addresses environments where moderate to high device density is required within a single wiring closet or network segment. The Cisco SRW224G4-K9-NA provides twenty-four fixed Ethernet ports that allow multiple end devices to connect simultaneously without congestion. This port density supports structured cabling deployments commonly found in commercial buildings, where each workstation or networked device requires a dedicated Ethernet connection.

By offering a fixed number of ports in a compact form factor, switches in this category reduce the need for cascading multiple smaller switches, thereby minimizing latency and simplifying network topology. The Cisco SRW224G4-K9-NA is designed to operate as a central aggregation point, ensuring efficient data forwarding between connected devices and upstream network components.

Gigabit Ethernet Capabilities for Modern Networks

Although categorized as a small business switch, the Cisco SRW224G4-K9-NA is aligned with Gigabit Ethernet standards that support higher throughput compared to legacy Fast Ethernet solutions. This capability allows the switch to handle bandwidth-intensive applications such as file sharing, database access, VoIP communications, and internal web services. Gigabit Ethernet performance ensures that network bottlenecks are minimized even as data demands increase over time.

In environments transitioning from older network infrastructure, this category of switches provides a significant performance upgrade while maintaining backward compatibility with existing Ethernet devices. The result is a smooth migration path that does not require a complete overhaul of network hardware.

Dedicated Uplink Ports for Network Expansion

The Cisco SRW224G4-K9-NA includes additional uplink ports designed to connect the switch to core network devices such as routers, firewalls, or higher-capacity switches. These uplinks enable efficient traffic aggregation and ensure that data from all connected endpoints can be forwarded upstream without creating throughput limitations. In the context of this product category, uplink flexibility is critical for building scalable network architectures.

By separating access ports from uplink connectivity, this category of switches supports hierarchical network designs that enhance performance and simplify troubleshooting. Administrators can allocate uplinks specifically for inter-switch or switch-to-router connections, preserving access port capacity for end-user devices.

Layer 2 Switching Features and Network Control

Managed Ethernet switches like the Cisco SRW224G4-K9-NA operate primarily at Layer 2 of the OSI model, focusing on efficient frame forwarding based on MAC addresses. This category emphasizes intelligent switching capabilities that go beyond basic plug-and-play functionality. Administrators gain the ability to configure and monitor network behavior through a management interface, allowing for proactive optimization and issue resolution.

Layer 2 features in this category include VLAN segmentation, port-based controls, and traffic prioritization mechanisms that help maintain network stability. These capabilities are essential in shared network environments where multiple departments or applications coexist on the same physical infrastructure.

Virtual LAN Support for Network Segmentation

Virtual LAN functionality is a defining feature of managed Ethernet switches in this category. The Cisco SRW224G4-K9-NA allows logical segmentation of the physical network into separate broadcast domains. This segmentation improves security by isolating sensitive traffic and enhances performance by reducing unnecessary broadcast propagation.

VLAN support enables organizations to group devices based on function rather than physical location. For example, administrative systems, guest devices, and voice endpoints can each reside on separate VLANs while sharing the same switch hardware. This flexibility is a cornerstone of modern network design and a key reason why managed switches are preferred over unmanaged alternatives.

Quality of Service for Traffic Prioritization

Quality of Service mechanisms integrated into the Cisco SRW224G4-K9-NA help ensure that time-sensitive applications receive the bandwidth and priority they require. In small business environments, applications such as IP telephony and video conferencing depend on consistent latency and minimal packet loss. This category of switches supports traffic classification and prioritization to maintain service quality.

By assigning higher priority to critical traffic, the switch can manage congestion more effectively during peak usage periods. This capability contributes to a smoother user experience and reduces the likelihood of service disruptions caused by network saturation.

Security Features for Controlled Network Access

Network security is a fundamental consideration in the managed Ethernet switch category. The Cisco SRW224G4-K9-NA incorporates multiple security mechanisms designed to protect the network from unauthorized access and malicious activity. These features are particularly important in small and medium business environments where dedicated security appliances may be limited.

Security capabilities in this category focus on controlling who can connect to the network and how traffic flows between devices. By implementing security policies at the switch level, organizations can enforce access control closer to the network edge.

Port-Based Access Control and Authentication

Port-based security features allow administrators to restrict access on a per-port basis, ensuring that only authorized devices can connect to the network. The Cisco SRW224G4-K9-NA supports authentication mechanisms that verify device credentials before granting network access. This approach reduces the risk of unauthorized connections and helps maintain compliance with internal security policies.

In environments with shared physical access, such as offices or classrooms, port-based control provides an additional layer of protection beyond perimeter security devices. This makes the category particularly suitable for organizations with evolving security requirements.

Protection Against Network Attacks

Managed switches in this category are designed to mitigate common network attacks such as MAC flooding and broadcast storms. The Cisco SRW224G4-K9-NA includes safeguards that monitor traffic patterns and limit abnormal behavior. By preventing malicious or misconfigured devices from overwhelming the network, these features contribute to overall stability and uptime.

This proactive approach to network protection is a significant advantage over unmanaged switches, which lack the intelligence to detect and respond to such threats.

Physical Design and Deployment Considerations

The physical design of the Cisco SRW224G4-K9-NA reflects the practical requirements of small and medium business deployments. Switches in this category are typically housed in durable metal enclosures that support long-term operation in office or data room environments. The compact rack-mountable form factor allows efficient use of space within standard network racks.

Thoughtful design elements such as front-facing ports and clear LED indicators simplify installation and ongoing management. These features enable technicians to quickly identify port activity and link status during setup or maintenance.

Rack-Mount and Desktop Installation Options

Flexibility in installation is an important aspect of this category. The Cisco SRW224G4-K9-NA can be deployed in standard 19-inch racks or placed on a stable surface in smaller installations. This adaptability makes it suitable for a wide range of environments, from dedicated server rooms to small office network closets.

The ability to accommodate different installation scenarios reduces deployment constraints and allows organizations to integrate the switch seamlessly into existing infrastructure.

Reliability and Continuous Operation

Reliability is a defining characteristic of Cisco networking products, and the SRW224G4-K9-NA aligns with this reputation. Switches in this category are engineered for continuous operation, supporting business-critical applications that require consistent network availability. High-quality components and efficient thermal design contribute to stable performance over extended periods.

For organizations that depend on uninterrupted connectivity, this level of reliability is essential. It ensures that daily operations, communications, and data access remain unaffected by network hardware limitations.

Use Cases Across Business Environments

The Cisco SRW224G4-K9-NA fits into a broad range of use cases within the managed Ethernet switch category. In office environments, it serves as a central connectivity point for workstations and shared resources. In retail settings, it supports point-of-sale systems, inventory management terminals, and networked peripherals.

Educational institutions benefit from the switch’s ability to segment traffic between administrative systems and student access networks. Similarly, healthcare clinics and professional services firms rely on managed switches to maintain secure and efficient data flows.

Integration with VoIP and Unified Communications

Unified communications systems place specific demands on network infrastructure, particularly in terms of latency and reliability. The Cisco SRW224G4-K9-NA supports these requirements through Quality of Service and traffic management features that prioritize voice traffic. This makes it a suitable choice for organizations deploying IP telephony solutions.

By ensuring clear and consistent voice communication, this category of switches enhances productivity and supports modern collaboration tools.

Scalability for Growing Networks

As organizations grow, their network infrastructure must adapt to increased device counts and data traffic. The managed Ethernet switch category addresses this need by offering scalability through uplink connectivity and VLAN expansion. The Cisco SRW224G4-K9-NA can be integrated into larger network topologies as part of a multi-switch deployment.

This scalability ensures that initial investments remain valuable over time, reducing the need for frequent hardware replacements as network requirements evolve.

Positioning Within the Cisco Small Business Switching Portfolio

The Cisco SRW224G4-K9-NA occupies a strategic position within the broader Cisco Small Business switching portfolio. It bridges the gap between basic unmanaged switches and more advanced enterprise-class solutions. This positioning makes it an attractive option for organizations seeking enhanced control and security without the complexity of higher-end platforms.

Within its category, the switch reflects Cisco’s commitment to delivering reliable networking solutions tailored to the needs of small and medium businesses. Its feature set aligns with common operational requirements while maintaining ease of use and cost efficiency.

Cost-Effective Managed Switching Solution

Budget considerations are a critical factor for many organizations selecting network hardware. The Cisco SRW224G4-K9-NA addresses this concern by providing managed switching capabilities at a price point accessible to small and medium businesses. This cost-effectiveness does not compromise essential features, making it a balanced choice within the category.

By combining performance, security, and manageability, this switch delivers strong value for organizations seeking to optimize their network infrastructure investment.

Long-Term Network Stability and Vendor Reliability

Choosing a switch from a reputable vendor like Cisco offers long-term benefits in terms of product quality and ecosystem compatibility. The SRW224G4-K9-NA is designed to integrate smoothly with other Cisco networking components, supporting consistent network architecture and simplified management.

This alignment with a trusted vendor enhances confidence in long-term network stability and ensures access to ongoing support and documentation, reinforcing the switch’s role within its category.