CBS220-48T-4G-NA Cisco 48-Ports Layer 2 Managed Ethernet Switch

Cisco CBS220-48T-4G-NA Business 220 Series Managed Switch

The Cisco CBS220-48T-4G-NA is a high-performance, Layer 2 managed Ethernet switch designed for modern business networks. With 48 Gigabit ports and 4 additional Gigabit SFP uplinks, this rack-mountable smart switch delivers exceptional connectivity, advanced management features, and energy-efficient operation. Ideal for small to medium enterprises, it ensures reliable data transfer and network stability across diverse environments.

General Specifications

• Manufacturer: Cisco
• Model Number: CBS220-48T-4G-NA
• Device Type: Managed Layer 2 Switch, 48 Ports
• Form Factor: Rack-mountable
• Uplink: 4 x Gigabit SFP

Technical Features and Performance

• Forwarding Performance: 74.38 Mpps (64-byte packets)
• Switching Capacity: 104 Gbps
• MAC Address Table: 8192 entries
• Buffer Memory: 12 MB
• Maximum VLANs Supported: 256
• MSTP Instances: 16
• ACL Rules: 512
• Jumbo Frame Support: Up to 9216 bytes

Routing and Protocol Support

• IGMP Versions 1/2/3
• MLD and MLDv2
• Spanning Tree Protocols: STP, RSTP, MSTP
• Remote Management: SNMP v1, v2c, v3, Telnet, CLI, HTTP/HTTPS, SSH/SSH2, SCP, RMON, TFTP, ICMP

Security and Authentication

• Secure Shell (SSH/SSH2)
• Radius and TACACS+ Authentication
• SSL Encryption Support
• Port Security and Access Control Lists (ACL)

Network Management and Optimization

• VLAN Management and Generic VLAN Registration Protocol (GVRP)
• IGMP Snooping and Multicast Storm Control
• Syslog Support and DHCP Client Functionality
• Port Mirroring and Link Aggregation (LACP)
• Energy Efficient Ethernet and Cable Diagnostics
• Dual Firmware Images for Redundancy
• LLDP and LLDP-MED for Device Discovery

Traffic and Quality Controls

• Quality of Service (QoS) with DiffServ and DSCP Support
• Weighted Round Robin (WRR) Scheduling
• Broadcast, Multicast, and Unknown Storm Control
• Head-of-Line (HOL) Blocking Prevention
• Loopback Detection and STP Loop Guard

Compliance and Standards

• IEEE 802.3, 802.3u, 802.3z, 802.3ab, 802.3x
• IEEE 802.1D, 802.1Q, 802.1p, 802.1w, 802.1s, 802.1x
• IEEE 802.3ad (LACP) and 802.3az Energy Efficient Ethernet
• IEEE 802.1AB (LLDP)

Hardware and Memory Specifications

• RAM: 256 MB
• Flash Memory: 64 MB
• Status LEDs: System, Link/Activity/Speed
• Cooling: 1 Internal Fan

Ports and Interfaces

• 48 x 10/100/1000Base-T RJ-45 Ports
• 4 x 1000Base-X SFP Uplink Ports

Power Supply and Consumption

• Internal AC Power Supply
• Voltage Range: 100-240V AC, 50/60 Hz
• Operational Power Consumption: 36.5 Watts

Benefits for Business Networks

• Reliable high-speed connectivity for multiple devices
• Advanced network security with ACL and port-level authentication
• Efficient traffic management and QoS for smooth operations
• Energy-efficient design reduces operational costs
• Easy remote management and monitoring through multiple protocols

Ideal Use Cases

• Corporate office networks requiring scalable Gigabit Ethernet
• Data centers with Layer 2 switching requirements
• Branch office deployments needing energy-efficient, reliable switches
• IT environments requiring advanced VLAN and traffic management

Cisco CBS220-48T-4G-NA Ethernet Switch

The Cisco CBS220-48T-4G-NA is part of the Cisco Business 220 Series, designed to provide high-performance, reliable, and scalable networking solutions for small to medium-sized enterprises. As a 48-port Layer 2 managed Ethernet switch, this device offers advanced features that simplify network management, enhance security, and improve overall connectivity. Engineered for rack-mount installations, the CBS220-48T-4G-NA is ideal for businesses seeking a robust and cost-effective network infrastructure that can support a wide range of applications.

Advanced Layer 2 Switching Capabilities

With Layer 2 functionality, the CBS220-48T-4G-NA ensures efficient data forwarding and traffic management within local area networks. It supports a variety of protocols that optimize network performance, including VLAN segmentation, link aggregation, and Quality of Service (QoS) prioritization. These capabilities allow administrators to manage multiple devices, control bandwidth allocation, and ensure that critical applications receive the necessary network resources.

VLAN Segmentation and Traffic Management

The switch supports advanced VLAN configurations, enabling businesses to segregate network traffic and enhance security. By creating separate virtual networks, administrators can isolate sensitive data, optimize bandwidth usage, and reduce network congestion. This feature is particularly useful in environments with multiple departments or services that require independent network management.

Link Aggregation and Redundancy

Link aggregation capabilities allow the CBS220-48T-4G-NA to combine multiple physical ports into a single logical connection, increasing bandwidth and providing redundancy. This ensures that network traffic remains uninterrupted even if one of the connections experiences a failure. Combined with Spanning Tree Protocol (STP) support, the switch delivers a reliable and loop-free network infrastructure.

Performance and Scalability

The CBS220-48T-4G-NA delivers impressive performance with non-blocking switching architecture and high forwarding rates, ensuring minimal latency and smooth data transfer across the network. The switch is capable of supporting a growing number of connected devices, making it suitable for expanding businesses. It also provides a 4 Gigabit uplink capacity, allowing seamless integration with core network components and ensuring sufficient bandwidth for high-demand applications.

Energy-Efficient Design

Cisco has incorporated energy-efficient technologies into the CBS220-48T-4G-NA, reducing power consumption while maintaining high performance. The switch features intelligent power management that adapts to network activity, which helps lower operational costs and supports sustainable business practices. Energy efficiency does not compromise performance, making this switch an ideal solution for businesses that value both reliability and cost savings.

Security and Reliability

Security is a fundamental aspect of the CBS220-48T-4G-NA. The switch supports robust security protocols, including Access Control Lists (ACLs), IEEE 802.1X port-based authentication, and advanced user access management. These features protect the network from unauthorized access, mitigate potential threats, and ensure the integrity of business-critical data. In addition, the device provides reliable network connectivity through features such as link redundancy, loop prevention, and error detection mechanisms, which minimize downtime and maintain business continuity.

Comprehensive Management Options

The CBS220-48T-4G-NA offers flexible management options that cater to both novice and experienced network administrators. The switch can be managed through an intuitive web-based GUI, Command-Line Interface (CLI), or Cisco Business Dashboard, enabling centralized monitoring and configuration of multiple switches. These tools simplify tasks such as firmware upgrades, network monitoring, and performance optimization, ensuring administrators can maintain a secure and efficient network environment with ease.

Ease of Deployment and Rack-Mount Design

Designed with business convenience in mind, the CBS220-48T-4G-NA supports quick and straightforward deployment. Its rack-mountable form factor fits standard 19-inch racks, allowing efficient use of space in server rooms or network closets. The device also features simple cabling and labeling options, reducing installation time and complexity. Cisco provides extensive documentation and support to ensure that the setup process is smooth, even for organizations with limited IT resources.

Integration and Compatibility

The CBS220-48T-4G-NA is fully compatible with other Cisco Business Series switches, enabling seamless integration into existing network infrastructures. It supports a wide range of network protocols and standards, ensuring interoperability with third-party devices and future-proofing the network for emerging technologies. Businesses can scale their network without worrying about compatibility issues or disruptions to critical operations.

Support for Advanced Networking Features

This switch supports advanced networking functionalities such as multicast filtering, DHCP snooping, and IGMP snooping. These features enhance network efficiency by optimizing the distribution of broadcast and multicast traffic. IGMP snooping, for example, ensures that multicast traffic is only delivered to relevant devices, reducing unnecessary bandwidth usage and improving overall network performance.

Multicast and Traffic Optimization

Multicast traffic management is essential for applications like video conferencing, IP surveillance, and streaming media. The CBS220-48T-4G-NA effectively manages multicast traffic, preventing network congestion and ensuring a smooth experience for end-users. By optimizing traffic flow and prioritizing critical data, the switch enables businesses to maintain high-quality communication and collaboration across the network.

Quality of Service and Bandwidth Management

Quality of Service (QoS) features on the CBS220-48T-4G-NA allow administrators to prioritize traffic based on application type or importance. This ensures that latency-sensitive applications, such as voice and video, receive the necessary bandwidth for optimal performance. Combined with rate limiting and traffic shaping capabilities, the switch provides comprehensive bandwidth management to maintain network stability and efficiency.

Reliability and Maintenance

Reliability is critical for any business network, and the CBS220-48T-4G-NA delivers robust uptime and minimal maintenance requirements. Cisco’s diagnostic tools and alert systems allow administrators to proactively monitor the network, detect potential issues, and implement preventive measures before problems escalate. Additionally, the switch supports hot-swappable components, reducing downtime during maintenance and ensuring continuous network availability.

Firmware Updates and Security Patches

Cisco regularly provides firmware updates and security patches for the CBS220-48T-4G-NA, ensuring that the switch remains up to date with the latest features and protections. These updates can be applied through the Cisco Business Dashboard or the web-based interface, allowing administrators to maintain a secure and optimized network with minimal disruption to business operations.

Industry Certifications and Compliance

The CBS220-48T-4G-NA complies with a range of industry standards and certifications, ensuring reliability and interoperability across diverse networking environments. This includes adherence to IEEE standards for Ethernet and network protocols, as well as environmental and safety certifications that guarantee energy efficiency and safe operation. Compliance with these standards provides businesses with confidence in the switch’s performance and durability.

Use Cases and Applications

The CBS220-48T-4G-NA is suitable for a wide range of business applications. Its high port density and advanced management features make it ideal for office networks, data centers, and branch locations. It supports critical business functions such as IP telephony, video conferencing, cloud services, and secure data storage. Its flexibility allows organizations to deploy it in various network topologies, including star, mesh, and hybrid configurations, depending on their operational requirements.

Small and Medium Business Networks

For small and medium enterprises, the CBS220-48T-4G-NA provides an affordable yet powerful networking solution. Its Layer 2 management capabilities, energy efficiency, and easy deployment make it a practical choice for organizations seeking to establish or upgrade their network infrastructure without the complexity and cost of enterprise-grade systems. Businesses can rely on the switch to support daily operations, from internet access to internal communications and secure data sharing.

Future-Ready Networking

The Cisco CBS220-48T-4G-NA is designed with scalability and future-proofing in mind. Its support for IPv6, advanced routing features, and high-speed uplinks ensures that businesses can adapt to evolving networking requirements without replacing existing infrastructure. This future-ready approach protects the organization’s investment, allowing for smooth expansion and integration of new technologies as the business grows.