CBS220-24P-4G-NA Cisco Business 24 Ports Ethernet Switch

Cisco CBS220-24P-4G-NA Managed Ethernet Switch

The Cisco CBS220-24P-4G-NA is a high-performance 24-port managed Ethernet switch designed for modern business networks. Combining advanced Gigabit connectivity, Power over Ethernet (PoE+) capabilities, and robust security features, this switch ensures reliable network performance and scalable deployment in small to medium-sized enterprise environments.

General Specifications

• Manufacturer: Cisco
• Part Number: CBS220-24P-4G-NA
• Device Type: Smart Switch - 28 Ports
• Enclosure: Rack-mountable
• Subnet: Gigabit Ethernet

Port and Connectivity Details

• 24 × 10/100/1000 Base-T PoE+ Ports (up to 30 W per port)
• 4 × Gigabit SFP Uplink Ports for flexible network expansion
• Supports automatic media-dependent interface crossover (MDI/MDIX)
• Jumbo frame support up to 9216 Bytes
• MAC address table capacity: 8192 entries

Power over Ethernet (PoE) Features

• PoE+ compatible for powering IP phones, cameras, and access points
• Total PoE budget: 195 W
• Energy Efficient Ethernet support to reduce operational costs

Performance and Capacity

• Forwarding performance: 41.66 Mpps for 64-byte packets
• Switching capacity: 56 Gbps
• Buffer memory: 4.1 MB
• Supports up to 256 VLANs and 512 ACL rules
• MSTP instances supported: 16

Advanced Networking Protocols

• Routing: IGMPv2/v3, MLDv2, MSTP, RSTP, STP
• Remote management protocols: SNMP v1, v2c, v3, RMON, Telnet, HTTP/HTTPS, SSH, SCP, TFTP, DHCP, TACACS+, RADIUS
• Encryption: SSL, Secure Shell (SSH, SSH2)

Security and Access Control

• 802.1x authentication for secure network access
• Port security, MAC address filtering, and ACL support
• Broadcast and multicast storm control
• BPDU Guard and loopback detection for network stability
• DoS attack prevention and secure management protocols

Quality of Service (QoS) and Traffic Management

• Diffserv support and DSCP-based traffic prioritization
• Weighted Round Robin (WRR) and head-of-line (HOL) blocking prevention
• Auto Voice VLAN for optimized VoIP traffic
• Port mirroring and cable diagnostics for network troubleshooting

Standards Compliance

• IEEE 802.3, 802.3u, 802.3z, 802.3ab, 802.3x
• IEEE 802.1d, 802.1p, 802.1q, 802.1w, 802.1s, 802.1x
• IEEE 802.3af, 802.3at (PoE standards), 802.3ad (LACP), 802.3az (Energy Efficient Ethernet)
• IEEE 802.1ab (LLDP), LLDP-MED

Memory and Storage

• RAM: 256 MB
• Flash memory: 64 MB
• Dual firmware images for redundancy and easy updates

Expansion and Connectivity Options

• 24 × 10/100/1000 Base-T PoE+ RJ-45
• 4 × 1000Base-X SFP uplink ports

Power Supply

• Internal AC power supply
• Voltage: 100–240 V AC, 50/60 Hz
• Operational power consumption: 244.3 W

Status Indicators

• System status LED
• Link/activity/speed indicators for each port

Cisco CBS220-24P-4G-NA Managed Ethernet Switch 

The Cisco CBS220-24P-4G-NA represents a reliable and scalable solution for small to medium-sized business networks seeking enhanced connectivity, robust performance, and streamlined management. As part of Cisco's CBS220 series, this 24-port managed Ethernet switch integrates high-speed networking capabilities with essential Layer 2 features and intuitive cloud-based administration. Businesses can benefit from a combination of affordability, efficiency, and enterprise-grade reliability.

Advanced Network Performance and Connectivity

The CBS220-24P-4G-NA switch delivers exceptional network performance, supporting up to 24 Gigabit Ethernet ports with Power over Ethernet (PoE) capabilities. Each port is designed to accommodate high-bandwidth devices, including IP cameras, wireless access points, and VoIP phones, ensuring seamless connectivity across diverse business environments. The additional four Gigabit SFP uplink ports provide flexible fiber connections, supporting long-distance data transmission and enhancing network scalability.

Optimized Power over Ethernet Support

With integrated PoE+ functionality, the CBS220-24P-4G-NA simplifies network deployment by delivering power directly to connected devices through standard Ethernet cables. This eliminates the need for separate power adapters, reducing clutter and installation complexity. Businesses can efficiently deploy IP phones, surveillance cameras, and wireless access points without compromising network performance or reliability.

Energy Efficiency and Green Networking

The switch incorporates energy-efficient technologies, including intelligent power allocation and low-power operation modes, contributing to reduced operational costs and environmental impact. Cisco’s EnergyWise technology ensures that unused ports consume minimal power while maintaining optimal network performance. This combination of performance and energy efficiency supports sustainable business operations without sacrificing reliability.

Comprehensive Network Management Capabilities

The Cisco CBS220-24P-4G-NA is designed for simplified management with Cisco Business Dashboard and web-based interfaces. IT administrators can easily monitor network performance, configure VLANs, manage PoE settings, and implement security policies. This streamlined management reduces administrative overhead while providing full control over traffic prioritization, access control, and device monitoring.

VLAN Segmentation and Traffic Optimization

Advanced VLAN support enables network segmentation for enhanced security and performance. The CBS220-24P-4G-NA allows administrators to isolate sensitive departments or devices, reducing broadcast traffic and improving bandwidth efficiency. Traffic prioritization features, such as Quality of Service (QoS), ensure critical applications like VoIP and video conferencing maintain low latency and high reliability even during peak usage periods.

Layer 2 Switching Features

The switch supports essential Layer 2 functionalities including link aggregation, spanning tree protocols, and port mirroring. These features provide redundancy, fault tolerance, and simplified network monitoring, making the CBS220-24P-4G-NA suitable for mission-critical business applications. Link aggregation combines multiple ports to increase bandwidth, while spanning tree protocols prevent network loops and maintain uninterrupted connectivity.

Enhanced Security and Access Control

Security is a core component of the CBS220-24P-4G-NA, offering features such as 802.1X port authentication, access control lists (ACLs), and IP-MAC-port binding. These mechanisms help prevent unauthorized access and ensure only trusted devices connect to the network. Additionally, DHCP snooping and ARP inspection provide protection against common network threats, maintaining data integrity and business continuity.

PoE Management and Security Policies

Administrators can monitor and manage PoE usage on a per-port basis, preventing overload and optimizing power distribution. Security policies can be configured to restrict access based on device type, location, or user profile, enhancing network control. Together with VLAN segmentation and traffic prioritization, these measures deliver a secure and efficient environment for business operations.

Seamless Integration with Cisco Ecosystem

The CBS220-24P-4G-NA seamlessly integrates with other Cisco networking devices, including routers, wireless access points, and firewalls. This interoperability enables businesses to build a cohesive network infrastructure that is easy to expand and manage. Centralized monitoring through Cisco Business Dashboard allows IT teams to oversee multiple devices from a single interface, simplifying troubleshooting and configuration.

Scalability and Future-Ready Networking

The CBS220-24P-4G-NA is designed to grow with the evolving needs of a business. With 24 Gigabit ports and additional uplinks for fiber connectivity, the switch supports network expansion without requiring major infrastructure upgrades. Its stackable design and flexible configuration options allow IT teams to adapt quickly to increased traffic demands or changing business requirements.

High Availability and Reliability

Built with business-critical reliability in mind, the CBS220-24P-4G-NA features robust hardware components and intelligent network protocols to ensure minimal downtime. Redundant links, spanning tree protocols, and PoE failover support contribute to uninterrupted service, even in complex network topologies. This reliability is crucial for maintaining operations in environments where connectivity is essential.

Cost-Effective Solution for SMBs

The CBS220-24P-4G-NA balances enterprise-grade features with affordability, making it an ideal solution for small and medium-sized businesses. Its combination of PoE support, robust security, simplified management, and high-performance switching offers excellent value, minimizing total cost of ownership while delivering reliable network infrastructure. Businesses can invest confidently in scalable technology without sacrificing performance or security.

Cloud-Based Management Advantages

Cisco Business Dashboard offers cloud-based management, allowing administrators to access switch configuration and monitoring from any location. This centralized interface provides real-time visibility into traffic, power consumption, and connected devices. Remote management simplifies IT operations, especially for businesses with multiple locations or distributed workforces.

Comprehensive Technical Support and Warranty

Cisco provides extensive technical resources and support for the CBS220-24P-4G-NA, including software updates, troubleshooting guides, and customer service assistance. The device comes with a standard warranty and optional extended support plans, ensuring peace of mind and sustained network performance. This support infrastructure helps businesses maintain smooth operations while maximizing the longevity of their investment.

Deployment Scenarios and Use Cases

The CBS220-24P-4G-NA is suitable for a variety of business environments, from corporate offices to retail stores, educational institutions, and healthcare facilities. Its PoE capabilities enable deployment of wireless access points, IP phones, and security cameras without additional power sources. Multi-site networks benefit from its fiber uplinks and VLAN segmentation, ensuring consistent connectivity and secure data flow. The switch is also ideal for collaborative workspaces where high-bandwidth applications like video conferencing and cloud services demand reliable network performance.

Integration with Wireless Networks

When paired with Cisco wireless access points, the CBS220-24P-4G-NA ensures seamless Wi-Fi connectivity with optimized throughput and coverage. Its PoE support simplifies access point installation, while QoS features guarantee stable performance for voice, video, and data applications. This integration is particularly beneficial in office environments that require mobility, high-speed data access, and uninterrupted communication.

Support for IP Surveillance Systems

The CBS220-24P-4G-NA provides reliable PoE power to IP cameras, enabling continuous video surveillance without additional electrical wiring. Network segmentation allows for isolated traffic paths between surveillance devices and business-critical systems, enhancing security and performance. With sufficient bandwidth and redundant uplinks, the switch ensures uninterrupted monitoring and recording for both small and large installations.

VoIP and Collaboration Optimization

Businesses deploying VoIP phones benefit from the CBS220-24P-4G-NA’s advanced traffic prioritization and low-latency switching. QoS policies ensure voice traffic remains uninterrupted, while PoE simplifies phone deployment and reduces installation complexity. The switch’s management features allow IT administrators to efficiently monitor call quality and optimize bandwidth usage for collaborative applications.

Technical Specifications and Features

The CBS220-24P-4G-NA is equipped with 24 Gigabit Ethernet ports and four Gigabit SFP uplinks, supporting data rates up to 1 Gbps per port. It delivers a switching capacity of 56 Gbps with full-duplex operation and supports up to 16K MAC addresses for large network deployments. PoE+ delivers up to 30W per port, allowing connectivity of multiple high-power devices. Layer 2 switching capabilities, VLAN support, link aggregation, and spanning tree protocols ensure reliable network operation. Comprehensive security features include 802.1X authentication, ACLs, IP-MAC-port binding, DHCP snooping, and ARP inspection.

Hardware Design and Form Factor

The CBS220-24P-4G-NA features a 1U rack-mountable design suitable for standard server racks. Its compact form factor allows easy integration into network closets or equipment rooms. Front-facing LEDs provide real-time status monitoring, including link activity, PoE usage, and system health. Efficient airflow design ensures proper cooling even under high workloads, maintaining optimal performance and longevity of the device.