## Overview of Dell S4128F-ON-RA S-series 28-Port Switch ### Main Information ? Brand: Dell ? Model Number: S4128F-ON-RA #### Product Type ? 28-port Layer 2 & 3 network switch with high throughput ### Key Features of the Dell S4128F-ON-RA Switch ? 28 x 10Gb SFP+ ports for high-speed networking ? 2 x 100Gb QSFP28 ports for ultra-fast connections ? Layer 2 and Layer 3 switch functionality for versatile routing ? Dual 550W hot-swappable power supplies for enhanced reliability ? Compact 1U rack-mounted chassis for space-saving installation ? Console management interface for easy configuration ### Detailed Specifications #### Port Configuration ? 28 x 10Gb SFP+ ports ? 2 x 100Gb QSFP28 accessory ports #### Power Features ? No Power over Ethernet (PoE) support ? Equipped with two 550W hot-swappable power supply units ? Designed for normal airflow (IO to PSU) #### Chassis and Rack Integration ? 1U rack-mountable form factor ? Includes rack rails for seamless installation ### Technical Overview #### Performance and Connectivity ? Supports up to 10Gbps speeds across 28 ports for high-throughput networking ? 100Gb QSFP28 ports for high-bandwidth applications and interconnects #### Management and Control ? Simple console management for easy control and monitoring #### System Reliability and Flexibility ? Hot-swappable power supplies ensure minimal downtime ? Compatible with various Layer 3 routing protocols for network versatility ## Ports The Dell S4128F-ON-RA Switch is equipped with 28 ports, making it an ideal choice for small to medium-sized businesses that require a reliable and efficient networking solution. These ports allow for the connection of multiple devices, enabling seamless communication and data transfer across the network. ### Increased Connectivity With 28 ports, the Dell S4128F-ON-RA Switch offers an extensive range of connectivity options for users. It allows businesses to connect a multitude of devices such as computers, servers, printers, and more, all at the same time. This feature eliminates the need for additional switches or hubs, simplifying network management and reducing overall costs. #### Flexibility The abundance of ports provides flexibility in network configuration. Users have the freedom to connect devices directly to the switch or create VLANs (Virtual Local Area Networks) to segment the network into smaller, more manageable groups. This flexibility enables businesses to customize their network setup according to their specific requirements, ensuring optimal performance and security. ##### Scalability The 28 ports on the Dell S4128F-ON-RA Switch also cater to future expansion needs. As businesses grow and add more devices to their network, having spare ports readily available can save time and effort. This scalability feature eliminates the need for investing in additional networking equipment and allows businesses to seamlessly integrate new devices into their existing infrastructure. The importance of the 28 ports feature cannot be overstated for businesses that rely heavily on network connectivity. It provides increased connectivity options, offers flexibility in network configuration, and ensures scalability for future growth. ## Speed The Dell S4128F-ON-RA Switch boasts a remarkable speed of 10Gbps, making it a high-performance networking solution for businesses that demand fast and reliable data transfer. This speed is crucial for optimizing network performance, enabling efficient communication and reducing latency. ### Enhanced Data Transfer With a speed of 10Gbps, the Dell S4128F-ON-RA Switch allows for lightning-fast data transfer between connected devices. This high-speed capability is particularly beneficial for businesses that deal with large file transfers, such as multimedia content or data backups. It significantly reduces the time required to transfer data, improving productivity and efficiency. #### Reduced Latency Latency, or the delay in data transmission, can be a major hindrance to smooth network operations. The 10Gbps speed of the Dell S4128F-ON-RA Switch minimizes latency, ensuring real-time communication and faster access to network resources. By reducing latency, businesses can improve the overall user experience, particularly for applications that require immediate response times, such as video conferencing or online gaming. ##### Future-Proofing As technology advances and the demand for high-speed connectivity increases, having a switch capable of supporting 10Gbps becomes essential. The Dell S4128F-ON-RA Switch future-proofs businesses by providing the necessary speed to meet evolving network requirements. It ensures that businesses can handle the growing demands of data-intensive applications and remain competitive in a fast-paced digital landscape. The importance of the 10Gbps speed feature cannot be overstated for businesses that rely on fast and efficient data transfer. It enhances data transfer capabilities, reduces latency, and future-proofs network infrastructure. ## Layer The Dell S4128F-ON-RA Switch operates at Layer 2 of the OSI (Open Systems Interconnection) model, making it an essential networking component for businesses seeking efficient and secure data transmission. Layer 2 functionality offers several benefits and plays a critical role in ensuring smooth network operations. ### Simplified Network Management Operating at Layer 2, the Dell S4128F-ON-RA Switch simplifies network management by focusing on data link layer functions. This layer is responsible for establishing and maintaining direct links between devices, ensuring seamless communication within the network. By handling link management and addressing, the switch offloads these responsibilities from higher layers, reducing complexity and enhancing overall network efficiency. #### Improved Security Layer 2 functionality also contributes to enhanced network security. The Dell S4128F-ON-RA Switch incorporates features such as MAC (Media Access Control) address filtering and VLAN (Virtual Local Area Network) segmentation, which help create secure communication channels within the network. By isolating devices into separate VLANs, businesses can prevent unauthorized access and mitigate the risk of data breaches. ##### Efficient Traffic Flow Layer 2 switches facilitate efficient traffic flow by utilizing MAC addresses for forwarding decisions. This ensures that data is delivered to the intended recipient without unnecessary detours or congestion. By analyzing MAC addresses, the switch can make intelligent routing decisions, optimizing network performance and reducing packet loss. The Layer 2 functionality of the Dell S4128F-ON-RA Switch offers simplified network management, improved security, and efficient traffic flow. It plays a crucial role in ensuring smooth and secure data transmission within the network infrastructure. In conclusion, the Dell S4128F-ON-RA Switch offers an impressive range of features that cater to the needs of small to medium-sized businesses. With its 28 ports, it provides increased connectivity options, flexibility in network configuration, and scalability for future growth. The 10Gbps speed ensures enhanced data transfer capabilities, reduced latency, and future-proofing for evolving network requirements. Operating at Layer 2, the switch simplifies network management, improves security, and facilitates efficient traffic flow. Overall, the Dell S4128F-ON-RA Switch is a reliable and high-performance networking solution that empowers businesses with efficient and secure data transmission.