CBS350-48P-4G-NA Cisco 350 48 Ports Manageable Switch.

Cisco CBS350-48P-4G-NA 48-Port Managed Switch

The Cisco CBS350-48P-4G-NA is a high-performance Layer 3 managed Ethernet switch, designed for modern business networks that demand reliability, scalability, and advanced networking features. Part of the renowned Cisco 350 Series, this switch offers extensive port configurations, robust PoE capabilities, and flexible Layer 3 functionalities suitable for small to medium-sized enterprise deployments.

General Specifications

• Manufacturer: Cisco
• Part Number: CBS350-48P-4G-NA
• Series: 350
• Switch Type: Managed via GUI, Layer 3
• Ports: 48 x 10/100/1000 + 4 SFP
• Switching Capacity: 104 Gbps
• Forwarding Rate: 77.38 Mpps (64-byte packets)

Advanced Power and PoE Features

• PoE Capability: Yes, 370W across 48 ports
• Power Consumption: 59.73W
• Power Source: Integrated Power Supply with PoE+

Jumbo Frames and MAC Table Management

• Jumbo Frame Support: Up to 9k bytes, MTU 2k bytes
• MAC Address Table: 16,000 addresses

Networking and Layer 3 Routing Capabilities

• Port Aggregation: Supports up to 8 linked switches
• VLAN Support: Up to 4,094 VLANs
• IGMP Support: Versions 1, 2, and 3, supporting up to 2,000 multicast groups
• IPv4 Routing: Supports up to 990 static routes and 128 IP interfaces

Quality of Service and Access Control

• QoS Protocol Support: 802.1p
• Access Control List (ACL) Support: Up to 1,024 rules

Processor and Memory Specifications

• Processor: 800 MHz ARM
• RAM: 512 MB
• Flash Memory: 256 MB

Cisco CBS350-48P-4G-NA 48 Ports Managed Switch

The Cisco CBS350-48P-4G-NA 48 Ports Managed Switch, part of the renowned 350 Series, is designed to meet the rigorous demands of modern enterprise networks. This fully managed switch provides advanced Layer 3 features, robust performance, and flexible deployment options suitable for small to medium-sized businesses. Equipped with 48 Gigabit Ethernet ports and four Gigabit uplink ports, the CBS350-48P-4G-NA ensures high-speed connectivity, reliable data transmission, and seamless integration with existing network infrastructure.

Advanced Layer 3 Switching Capabilities

The Cisco CBS350-48P-4G-NA offers full Layer 3 routing functionalities, including static routing, dynamic routing, and support for OSPF and RIP protocols. These features enable efficient traffic management and optimized routing across multiple subnets, reducing latency and improving overall network performance. The switch also supports inter-VLAN routing, allowing different VLANs to communicate seamlessly while maintaining security boundaries.

Enhanced Network Security Features

Security is a critical aspect of modern networks, and the CBS350-48P-4G-NA delivers comprehensive protection through multiple layers. The switch supports IEEE 802.1X port-based access control, ensuring that only authorized devices can connect to the network. Additionally, Access Control Lists (ACLs) provide granular traffic filtering, while DHCP snooping, IP source guard, and Dynamic ARP Inspection prevent common network attacks. With these capabilities, businesses can safeguard sensitive data and maintain compliance with industry security standards.

Power over Ethernet (PoE) Support

The CBS350-48P-4G-NA is equipped with full PoE+ support across all 48 ports, providing up to 740W of total PoE power. This feature allows businesses to power IP phones, wireless access points, security cameras, and other network devices directly through the Ethernet cable, eliminating the need for additional power supplies. The PoE capabilities simplify network deployment, reduce cabling complexity, and support energy-efficient operations.

Optimized Network Performance

Performance optimization is a hallmark of the Cisco 350 Series. The CBS350-48P-4G-NA provides non-blocking architecture with wire-speed switching, ensuring that all ports can operate simultaneously at full speed without packet loss. Advanced Quality of Service (QoS) features prioritize critical traffic, guaranteeing smooth performance for voice, video, and data applications. The switch also includes features like storm control and port mirroring to enhance monitoring and maintain network stability under heavy loads.

Flexible Management Options

The CBS350-48P-4G-NA offers a wide array of management options tailored to different administrative preferences. Network administrators can utilize the intuitive web-based graphical user interface (GUI) for simplified configuration and monitoring. For more advanced control, the switch supports command-line interface (CLI) access via Telnet or SSH. Additionally, it is compatible with Cisco FindIT Network Management, allowing centralized management of multiple devices across the enterprise network with detailed reporting and device discovery capabilities.

High Availability and Reliability

The CBS350-48P-4G-NA is engineered for continuous operation and high availability. Redundant power supply options, coupled with support for Spanning Tree Protocol (STP) and Rapid Spanning Tree Protocol (RSTP), ensure loop-free topologies and quick network recovery in the event of link failures. Link aggregation allows multiple ports to operate as a single logical connection, providing increased bandwidth and redundancy. These features contribute to a resilient network infrastructure capable of supporting mission-critical applications.

Energy-Efficient Operation

Energy efficiency is built into the design of the CBS350-48P-4G-NA. With support for Energy Efficient Ethernet (EEE), the switch reduces power consumption during periods of low network activity. Adjustable fan speeds and intelligent power allocation for PoE devices further enhance energy savings without compromising performance. These energy-efficient features help reduce operational costs and support sustainable IT initiatives.

Scalable Network Expansion

The CBS350-48P-4G-NA supports flexible network expansion, allowing organizations to grow their infrastructure without replacing existing equipment. The four Gigabit uplink ports enable seamless integration with higher-speed core switches or aggregation devices. Advanced stacking capabilities and VLAN segmentation provide scalable network design options, supporting both horizontal and vertical growth. This flexibility makes the switch ideal for expanding office networks, campus environments, or multi-building deployments.

Comprehensive VLAN and Multicast Support

The CBS350-48P-4G-NA provides extensive VLAN support for efficient traffic segmentation. Administrators can configure multiple VLANs to isolate departments, applications, or security zones. The switch also supports advanced multicast features, including IGMP snooping and multicast filtering, which optimize bandwidth usage for video streaming, conferencing, and other multicast-intensive applications. These features ensure smooth data delivery while maintaining network performance and reliability.

Robust Layer 3 Routing Options

In addition to static and dynamic routing, the CBS350-48P-4G-NA offers policy-based routing, allowing network administrators to define specific traffic paths based on application requirements. This feature improves load balancing, reduces network congestion, and provides better control over data flows. The switch also supports IPv6 routing, enabling organizations to future-proof their networks as the adoption of IPv6 continues to grow.

Seamless Integration with Cisco Ecosystem

The CBS350-48P-4G-NA is designed for seamless integration with the broader Cisco ecosystem, including security appliances, wireless controllers, and network management platforms. Integration with Cisco DNA Center allows for advanced network analytics, automation, and assurance, helping IT teams maintain high levels of operational efficiency and network visibility. The switch’s compatibility with Cisco TrustSec further enhances network security through policy-based segmentation and secure device authentication.

Deployment Scenarios and Use Cases

The CBS350-48P-4G-NA 48 Ports Managed Switch is versatile and adaptable to a variety of deployment scenarios. It is well-suited for enterprise access layer networks, providing reliable connectivity for workstations, IP phones, and wireless access points. In small to medium-sized campuses, the switch can serve as a distribution layer device, aggregating traffic from multiple access switches while maintaining high availability and performance. Its PoE capabilities make it an excellent choice for powering networked devices without additional electrical infrastructure.

Enterprise Office Networks

For enterprise offices, the CBS350-48P-4G-NA ensures seamless connectivity for high-density user environments. With its robust security features, administrators can enforce access controls, monitor traffic patterns, and prevent unauthorized network access. QoS mechanisms prioritize voice and video communications, supporting uninterrupted collaboration and communication across the organization.