Cisco CBS250-48P-4X 48 Ports L3 Ethernet Switch 4 SFP+10 GbE Refurbished

In the world of networking, having a reliable and efficient switch is crucial for businesses to ensure seamless communication and data transfer. One such powerful device is the CBS250-48P-4X 48-port Smart Switch, a versatile solution designed to meet the needs of modern businesses. In this comprehensive guide, we'll delve into the intricate details of the CBS250-48P-4X, exploring its features, capabilities, and how it can benefit businesses of all sizes.

Before diving into its features, let's understand what the CBS250-48P-4X Smart Switch is all about. The CBS250-48P-4X is a high-performance switch specifically designed for business environments. It offers a total of 48 ports that support 10/100/1000 Mbps Ethernet connections, along with 4 additional ports for 10 Gigabit SFP+ connections.

One of the standout features of the CBS250-48P-4X is its Power Over Ethernet Plus (PoE+) capability. This technology allows the switch to deliver power to connected devices such as IP cameras, VoIP phones, and wireless access points through Ethernet cables, eliminating the need for additional power sources. This simplifies the installation process and reduces clutter caused by multiple power adapters.

In addition to its standard Ethernet ports, the CBS250-48P-4X is equipped with four 10 Gigabit SFP+ ports. These ports provide ultra-fast connectivity, ideal for linking high-bandwidth devices or interconnecting switches in larger networks. Whether it's transferring large files or supporting bandwidth-intensive applications, these 10 Gigabit ports ensure smooth and reliable performance.

Managing a network effectively is essential for maintaining security, optimizing performance, and troubleshooting issues. The CBS250-48P-4X comes with advanced management features that empower administrators to have full control over their network. From configuring VLANs and Quality of Service (QoS) settings to monitoring traffic and applying access controls, this smart switch offers a comprehensive suite of management tools.

Business needs to evolve over time, and networks must be able to adapt to these changes. The modular design of the CBS250-48P-4X ensures scalability and flexibility, allowing businesses to expand their network infrastructure as required. Whether it's adding more ports or integrating new technologies, this switch can accommodate future growth without requiring a complete overhaul of the existing setup.

The CBS250-48P-4X is a three-layer switch, offering support for Layer 2, Layer 3, and Layer 4 networking functionalities. This multi-layer approach enables efficient packet forwarding, routing, and filtering, ensuring optimal performance and reliability across the network. Whether it's segmenting traffic, implementing security policies, or prioritizing certain types of data, the switch provides the necessary tools to meet diverse networking requirements.

Connectivity options are essential for accommodating various types of devices and environments. The CBS250-48P-4X supports both optical fiber and twisted pair connections, offering versatility in deployment. Optical fiber connections are ideal for long-distance transmission and immunity to electromagnetic interference, while twisted pair connections provide cost-effective solutions for shorter distances within buildings or campuses.

Space is often a premium in business environments, especially data centers and server rooms. The CBS250-48P-4X features a rack-mountable design, allowing it to be easily installed in standard server racks or cabinets. This compact form factor not only saves valuable floor space but also facilitates organized cable management for a tidy and efficient setup.

In today's digital landscape, businesses rely heavily on their network infrastructure to support critical operations and applications. The CBS250-48P-4X Smart Switch is specifically engineered to meet the demands of modern business environments, offering a perfect blend of performance, reliability, and manageability. Whether it's powering connected devices, ensuring high-speed connectivity, or providing advanced management capabilities, this smart switch delivers the features businesses need to stay competitive in today's fast-paced world.

The CBS250-48P-4X Cisco CBS350 Managed 48 Ports 2 Layer Switch is a flexible and scalable networking device that can adapt to the changing needs of a business or organization.

Flexibility refers to the ability of the switch to be configured and customized to meet different network requirements. For example, the CBS250-48P-4X has 48 ports that can be configured for different types of connections, such as Ethernet, Fast Ethernet, or Gigabit Ethernet. Additionally, the switch can be configured for different types of network topologies, such as a star, ring, or mesh topology, to support different types of network traffic.

Scalability refers to the ability of the switch to expand and grow as the network requirements change. The CBS250-48P-4X has four 10-Gigabit Ethernet ports that can be used to connect to other switches or routers, allowing the network to expand and grow as needed. Additionally, the switch can be configured to support virtual LANs (VLANs), allowing multiple networks to be created on the same switch, which allows for better organization and management of network traffic.

Management and Security Features

The Cisco CBS350 Managed 48 Ports 2 Layer Switch (CBS250-48P-4X) is a powerful and versatile network switch that offers a range of management and security features to help ensure the smooth and secure operation of your network.

Management features:

• Web-based GUI: The switch can be easily configured and managed through a web-based graphical user interface, which allows for quick and easy access to all switch settings and configuration options.
• CLI: The switch also supports a command-line interface (CLI), which allows for more advanced configuration and management options.
• SNMP: The switch supports Simple Network Management Protocol (SNMP), which allows for the monitoring and management of the switch from a remote network management system.
• LLDP: The switch supports Link Layer Discovery Protocol (LLDP), which allows for the discovery and identification of other devices on the network.
• QoS: The switch supports Quality of Service (QoS) features, which allow for the prioritization of different types of network traffic to ensure that critical applications receive the bandwidth they need.

Security features:

• Port security: The switch supports port security, which allows for the restriction of access to specific ports based on MAC addresses.
• IEEE 802.1x: The switch supports IEEE 802.1x authentication, which allows for the authentication of users and devices before they are granted access to the network.
• SSH/SSL: The switch supports Secure Shell (SSH) and Secure Sockets Layer (SSL) encryption, which provide secure remote management and access to the switch.
• ACLs: The switch supports access control lists (ACLs), which allow for the restriction of access to specific network resources based on user roles and permissions.
• DHCP snooping: The switch supports DHCP snooping, which helps to prevent DHCP spoofing attacks by only allowing DHCP requests and responses from trusted sources.

Quality of Service (QoS) Capabilities

The Cisco CBS250-48P-4X is a managed 48-port 2-layer switch that offers a variety of Quality of Service (QoS) capabilities to help ensure that network traffic is handled in a way that meets the needs of the different types of applications and users on the network.

One of the key QoS capabilities of the CBS250-48P-4X is the ability to prioritize different types of traffic based on their importance. This can be done using a variety of methods, such as setting priority levels for different types of traffic, using Quality of Service (QoS) policies to control how traffic is handled, or using traffic shaping to manage the flow of traffic.

Another important QoS capability of the CBS250-48P-4X is the ability to perform bandwidth management to ensure that all users have access to the resources they need. This can be done by setting bandwidth limits for different types of traffic, or by using traffic shaping to control the flow of traffic.

In addition, the CBS250-48P-4X also includes advanced QoS features such as congestion management, packet classification, and traffic policing to help ensure that network traffic is handled in a way that meets the needs of the different types of applications and users on the network.

• Manufacturer: Cisco
• Part Number or SKU# CBS250-48P-4X
• Product Series: 250
• Product Name: 250 CBS250-48P-4X Ethernet Switch
• Product Type: Ethernet Smart Switch

• Enclosure Type: Rack-mountable
• Total Number of Network Ports: 48
• Uplink Port: Yes
• Modular: Yes
• Port/Expansion Slot Details: 4 x 10 Gigabit Ethernet Expansion Slot
• Port/Expansion Slot Details: 48 x Gigabit Ethernet PoE+

• Media Type Supported: Twisted Pair
• Media Type Supported: Optical Fiber
• Ethernet Technology Gigabit Ethernet
• Network Technology: 1000Base-X
• Network Technology: 1000Base-T
• Switching Capacity: 176.0 Gbps
• Forwarding Performance (64-byte Packet Size): 130.94 Mpps

• Number of Total Expansion Slots: 4
• Expansion Slot Type: SFP+
• Shared SFP Slot: Yes
• Number of SFP Slots: 4

• Layer Supported: 3

• Link Aggregation Groups: 4
• Buffer Capacity: 3 MB
• Mac Address Table: Size: 8,000 Entries

Management & Protocols

• Manageable: Yes
• Routing Protocol: Supports IGMP, Policy-Based Routing (PBR), CIDR
• Jumbo Frame Support: Supports Jumbo Frames ranging from 2 KB to 9 KB
• Remote Management Protocol: Supports SNMP 1, RMON, SNMP 3, SNMP 2c, SSH, SSH-2, ICMP

Power Description

• PoE (RJ-45) Port: Yes
• PoE Budget: 370 W
• Voltage & Frequency: AC 120/230 V (50/60 Hz)
• Power Source: Power Supply
• Power Source: PoE+

Outline, the CBS250-48P-4X Smart Switch represents a powerful networking solution tailored to the needs of businesses of all sizes. With its versatile features, including Power Over Ethernet Plus, 10 Gigabit SFP+ ports, advanced management capabilities, modular design, and support for multiple layers of networking, this switch provides the performance, scalability, and flexibility required to keep pace with evolving business requirements. Whether it's optimizing connectivity, enhancing security, or streamlining operations, the CBS250-48P-4X is a smart choice for businesses looking to build a robust and future-proof network infrastructure.