## Overview of Cisco WS-C4948-E 48-Port Ethernet Switch ### Manufacturer Details ? Brand: Cisco ? Model Number: WS-C4948-E ? Product Line: Catalyst ? Series: 4900 ? Model: Catalyst 4948E ### Product Specifications ? Type and Series ? Type: Layer 3 Switch ? Series: Catalyst 4948E #### Network Ports and Expansion ? Total Network Ports: 48 ? Gigabit Ethernet Ports: 48 ? 10 Gigabit Ethernet Expansion Slots: 4 ? SFP+ Expansion Slots: 4 ### Media and Performance Features #### Supported Media Types ? Media Type: Twisted Pair ? Ethernet Technology: Fast Ethernet, Gigabit Ethernet ? Network Technology: 10/100/1000Base-T #### Layer Support ? Supported Layer: Layer 4 ### Memory and Power #### Memory Specifications ? Standard Memory: 1 GB ? Memory Technology: SDRAM #### Power Description ? PoE Ports: None ? Input Voltage: 110 V AC, 220 V AC ? Power Source: Power Supply ? Redundant Power Supply: Yes ### Key Features ? High-performance Layer 3 switching ? Robust 48 Gigabit Ethernet ports ? Four 10 Gigabit Ethernet expansion slots for versatile connectivity ? Reliable power supply with redundancy options ## Features ### Manageable The Cisco WS-C4948-E Ethernet Switch is equipped with a range of advanced management features that provide users with enhanced control and monitoring capabilities. With its comprehensive management interface, administrators can easily configure and manage the switch settings, ensuring optimal performance and security. The switch supports various management protocols such as SNMP, SSH, and Telnet, allowing for seamless integration into existing network management systems. This level of manageability empowers users to efficiently troubleshoot issues, perform diagnostics, and make informed decisions, ultimately leading to improved network efficiency and reduced downtime. ### Layer 4 One of the standout features of the Cisco WS-C4948-E Ethernet Switch is its Layer 4 capabilities. Layer 4 refers to the transport layer of the OSI model, which is responsible for end-to-end communication and data segmentation. By supporting Layer 4 functionality, this switch can intelligently analyze network traffic based on port numbers and make informed decisions on how to handle it. This allows for optimized routing, load balancing, and traffic prioritization, ensuring that critical applications receive the necessary bandwidth while maintaining overall network performance. With Layer 4 capabilities, users can effectively manage their network resources and ensure a seamless experience for end-users. ### Rack-mountable The Cisco WS-C4948-E Ethernet Switch is designed to be rack-mountable, making it an ideal choice for organizations looking to maximize their available space. By mounting the switch in a rack, users can efficiently manage their network infrastructure in a centralized manner. This not only saves valuable floor space but also simplifies cable management and improves overall organization. Additionally, the rack-mountable design allows for easy scalability as businesses grow and expand their network requirements. The ability to neatly integrate the switch into a rack ensures a clean and professional-looking setup while providing ease of access for maintenance and upgrades. ### 48 Ports With its impressive 48 ports, the Cisco WS-C4948-E Ethernet Switch offers users a high-density solution for connecting multiple devices within their network. These ports provide the necessary connectivity to accommodate a wide range of devices, including computers, servers, printers, and IP phones. The ample number of ports eliminates the need for additional switches or hubs, simplifying network architecture and reducing potential points of failure. Whether in a small office or a large enterprise environment, the 48 ports of the Cisco WS-C4948-E Ethernet Switch ensure that users have the flexibility to expand their network without compromising on performance or reliability. #### Benefits of Manageable, Layer 4, Rack-mountable, 48 Ports ##### Enhanced Network Control The manageability features of the Cisco WS-C4948-E Ethernet Switch empower administrators with granular control over their network infrastructure. By having access to advanced management protocols and a comprehensive interface, they can monitor and configure network settings with ease. This level of control allows for proactive troubleshooting, quick problem resolution, and optimized network performance. Administrators can identify potential bottlenecks, adjust traffic flow, and allocate resources efficiently, ensuring that critical applications receive the necessary bandwidth while maintaining overall network stability. ##### Improved Security The manageability features of the Cisco WS-C4948-E Ethernet Switch play a crucial role in enhancing network security. With SNMP, SSH, and Telnet support, administrators can securely manage and monitor the switch remotely. They can implement access controls, configure secure management interfaces, and enable encryption protocols to protect sensitive data from unauthorized access. Additionally, advanced management capabilities allow for real-time threat detection and response, ensuring that potential security breaches are promptly identified and mitigated. By having full control over the switch’s security settings, users can enforce policies, monitor traffic patterns, and implement secure network practices. ##### Optimized Performance Layer 4 capabilities bring significant benefits to network performance. By analyzing traffic based on port numbers and making intelligent routing decisions, the Cisco WS-C4948-E Ethernet Switch ensures that critical applications receive the necessary bandwidth while minimizing congestion and latency. This results in improved application performance, reduced packet loss, and a seamless user experience. Moreover, the switch’s ability to prioritize traffic based on Layer 4 information allows for efficient utilization of network resources, preventing bottlenecks and ensuring optimal performance across the network. ##### Space Efficiency The rack-mountable design of the Cisco WS-C4948-E Ethernet Switch is particularly advantageous for organizations with limited physical space. By mounting the switch in a rack, users can maximize their floor space and maintain a clean and organized network environment. The centralized management of a rack-mounted switch simplifies cable management, reduces clutter, and facilitates better airflow, resulting in improved cooling and overall equipment longevity. Additionally, as businesses grow and their network requirements increase, the rack-mountable design allows for easy expansion by adding more switches to the existing setup without any major disruptions. ##### Scalability and Flexibility The Cisco WS-C4948-E Ethernet Switch’s 48 ports offer ample connectivity options for organizations of all sizes. Whether it’s a small office or a large enterprise environment, the abundance of ports ensures that users have the flexibility to connect multiple devices without the need for additional switches or hubs. This scalability eliminates potential points of failure, simplifies network architecture, and streamlines maintenance tasks. The switch’s high-density port configuration allows businesses to adapt to changing network demands without compromising on performance or reliability. In conclusion, the Cisco WS-C4948-E Ethernet Switch stands out with its notable features including manageability, Layer 4 capabilities, rack-mountable design, and 48 ports. These features bring numerous benefits to users, such as enhanced network control, improved security, optimized performance, space efficiency, and scalability. By leveraging the manageability options, administrators can efficiently configure and monitor the switch, ensuring optimal performance and security. Layer 4 capabilities enable intelligent traffic analysis and routing decisions, leading to improved application performance and efficient resource utilization. The rack-mountable design provides space efficiency and easy scalability for evolving network needs. With its 48 ports, the switch offers high-density connectivity options, reducing the need for additional hardware and simplifying network architecture. Overall, the Cisco WS-C4948-E Ethernet Switch is a powerful solution that caters to the diverse requirements of modern networks.