## Cisco WS-C4948-10GE-S Layer 3 Switch Details ### Product Overview ? Manufacturer: Cisco ? Part Number: WS-C4948-10GE-S ? Product Line: Catalyst ? Product Series: 4900 ? Product Type: Layer 3 Switch ### Interfaces and Ports ? Total Network Ports: 48 ? Network (RJ-45) Ports: 48 ? Port/Expansion Slot Details: 48 x Gigabit Ethernet Network ports ? 48 x Gigabit Ethernet Network ports ? Form Factor: Rack-mountable for versatile installation #### Performance Specifications ? Supported Media Type: Twisted Pair ? Ethernet Technology: Gigabit Ethernet ? Network Technology: 10/100/1000Base-T #### I/O Expansion ? Total Expansion Slots: 2 ? Expansion Slot Type: X2 #### Network and Communication ? Layer Supported: Layer 4 for advanced routing #### Management and Protocols ? Manageable: Yes, supports extensive management features ##### Memory Specifications ? Standard Memory: 256 MB SDRAM for reliable performance ? Flash Memory: 64 MB ##### Power Description ? Power Source: Power Supply ## Name: WS-C4948-10GE-S The Cisco Catalyst 4900 Layer 3 switch is a powerful networking solution designed to meet the demands of today’s high-performance networks. One of its standout features is the WS-C4948-10GE-S model, which offers exceptional performance and versatility for users. Ports and Interfaces ? Total Ports: 48 Ethernet ports ? Gigabit Ethernet: Available ? Network Interfaces: 48 x RJ-45 10/100/1000Base-T LAN ports 1 x RJ-45 Console port for management 1 x RJ-45 10/100Base-TX management port ? 48 x RJ-45 10/100/1000Base-T LAN ports ? 1 x RJ-45 Console port for management ? 1 x RJ-45 10/100Base-TX management port #### Expansion and Capacity ? Expansion Slots: 2 total slots ? Dimensions: 1.75 inches in height, 17.5 inches in width, 16 inches in depth ? Weight: 17.2 lbs ### Technical Specifications #### Physical Specifications ? Height: 1.75 inches ? Width: 17.5 inches ? Depth: 16 inches ? Weight: 17.2 pounds #### Connectivity Options ? Number of Ethernet Ports: 48 ? Gigabit Ethernet Capability: Yes ? Management Ports: 1 x RJ-45 Console port 1 x RJ-45 Management port ? 1 x RJ-45 Console port ? 1 x RJ-45 Management port ### Dimensions and Physical Characteristics #### Unit Dimensions ? Height: 1.75 inches ? Width: 17.5 inches ? Depth: 16 inches ? Weight: 17.2 lbs #### Expansion Capabilities ? Expansion Slots: 2 available slots for additional modules ### Performance and Speed The WS-C4948-10GE-S switch is equipped with 48 Gigabit Ethernet ports, enabling users to connect multiple devices and maintain high-speed data transfer rates. With a non-blocking architecture and support for 10 Gigabit Ethernet, this switch can handle large amounts of traffic without compromising performance. This makes it an ideal choice for businesses that require reliable and efficient network connectivity. #### Scalability The WS-C4948-10GE-S switch is designed to scale as your network grows. With its 48 ports, you have the flexibility to connect numerous devices to your network infrastructure. Whether you need to expand your network in the future or accommodate additional devices, this switch can easily handle the increased demand. #### Enhanced Security Security is a top priority for any network administrator, and the WS-C4948-10GE-S switch offers advanced security features to protect your network from unauthorized access and potential threats. It supports features such as Access Control Lists (ACLs), which allow you to define rules for filtering network traffic. Additionally, it offers support for Virtual LANs (VLANs), enabling you to segment your network and control access between different departments or user groups. #### Reliability and Redundancy The WS-C4948-10GE-S switch is built to deliver reliable performance. In the event of a power outage or hardware failure, it offers redundancy options such as redundant power supplies and hot-swappable fans. These features ensure that your network remains operational and minimizes downtime, ultimately enhancing the overall reliability of your network infrastructure. #### Quality of Service (QoS) With the WS-C4948-10GE-S switch, you can prioritize network traffic and ensure that critical applications receive the necessary bandwidth and resources. This is particularly important in environments where real-time applications such as voice and video conferencing are essential. The QoS capabilities of this switch allow you to guarantee a high-quality user experience for these types of applications. #### Flexibility and Versatility The WS-C4948-10GE-S switch supports a wide range of network protocols and technologies, making it highly versatile in various networking environments. Whether you need to deploy it in a data center, enterprise network, or service provider environment, this switch can adapt to meet your specific requirements. Its compatibility with industry-standard protocols ensures seamless integration with existing network infrastructure. #### Management and Monitoring Effective management and monitoring are crucial for maintaining a healthy network. The WS-C4948-10GE-S switch provides comprehensive management capabilities through Cisco IOS software. This allows you to configure, monitor, and troubleshoot your network with ease. Furthermore, it supports various management protocols such as SNMP, Telnet, SSH, and RMON, providing flexibility in managing your network infrastructure. ## Ports: 48 The Cisco Catalyst 4900 Layer 3 switch offers a significant number of ports to cater to the connectivity needs of modern networks. With 48 ports, this switch provides ample capacity for connecting multiple devices simultaneously. ### Scalability and Connectivity Having 48 ports on the Cisco Catalyst 4900 Layer 3 switch allows for easy expansion of your network infrastructure. It provides the flexibility to connect a large number of devices such as computers, servers, printers, IP phones, and other network-enabled devices. This scalability ensures that your network can accommodate future growth and the increasing demand for connectivity in today’s digital landscape. #### Improved Efficiency and Performance The abundance of ports on the Cisco Catalyst 4900 Layer 3 switch translates into better efficiency and performance for your network. With more ports available, you can reduce the need for additional switches or network infrastructure, simplifying your setup and reducing potential bottlenecks. This results in improved data transfer rates and overall network throughput, enabling faster communication between devices. #### Network Segmentation The 48 ports on the Cisco Catalyst 4900 Layer 3 switch offer the opportunity for network segmentation. By dividing your network into multiple VLANs (Virtual LANs), you can create separate broadcast domains, control traffic flow, and enhance network security. This segmentation allows you to isolate different departments, user groups, or devices, providing an added layer of privacy and control over network traffic. #### Redundancy and High Availability Having 48 ports on the Cisco Catalyst 4900 Layer 3 switch allows for redundancy and high availability in your network infrastructure. You can connect multiple devices or servers to redundant ports, ensuring that if one port or device fails, traffic can be automatically rerouted without disruption. This redundancy feature minimizes downtime and enhances the overall reliability of your network. #### Easy Troubleshooting With 48 ports, troubleshooting becomes more manageable on the Cisco Catalyst 4900 Layer 3 switch. Each port can be individually monitored and managed, allowing network administrators to isolate issues and identify problematic connections quickly. This granularity simplifies the troubleshooting process, saving time and effort in maintaining a healthy network. #### Future-Proofing The Cisco Catalyst 4900 Layer 3 switch with 48 ports is designed to future-proof your network infrastructure. As technology advances and network requirements evolve, having more ports available ensures that you can easily adapt to changing needs. This scalability allows you to connect new devices, expand your network, or accommodate increased traffic without the need for significant infrastructure changes. ## Interface: Ethernet The interface of a network switch is a critical factor in determining its compatibility and usability within a network environment. The Cisco Catalyst 4900 Layer 3 switch offers Ethernet interfaces, providing users with a reliable and widely supported connectivity option. ### Universal Compatibility Ethernet is the most widely used networking technology today. The Cisco Catalyst 4900 Layer 3 switch’s Ethernet interface ensures compatibility with a vast range of devices such as computers, servers, printers, IP phones, and other network-enabled devices. This universal compatibility makes it an ideal choice for any network environment, regardless of the devices or technologies in use. #### Interoperability Ethernet interfaces allow for seamless interoperability between different networking devices. Whether you are connecting the Cisco Catalyst 4900 Layer 3 switch to routers, access points, or other switches, the Ethernet interface ensures smooth communication and data transfer. This interoperability simplifies network management and enables efficient collaboration between various components of your network infrastructure. #### Speed and Performance Ethernet interfaces provide excellent speed and performance capabilities. The Cisco Catalyst 4900 Layer 3 switch supports Fast Ethernet (10/100 Mbps) and Gigabit Ethernet (10/100/1000 Mbps) speeds, enabling high-speed data transfer between connected devices. This enhanced performance is crucial for bandwidth-intensive applications, large file transfers, and real-time communication such as video conferencing. #### Scalability Ethernet interfaces offer scalability options for your network infrastructure. With the Cisco Catalyst 4900 Layer 3 switch’s Ethernet interface, you can easily expand your network by adding more devices or connecting to additional switches. This scalability ensures that your network can grow alongside your business needs without any significant limitations or bottlenecks. #### Simplicity and Ease of Use Ethernet interfaces are known for their simplicity and ease of use. The plug-and-play nature of Ethernet connections allows for straightforward installation and configuration. Network administrators can quickly connect devices to the Cisco Catalyst 4900 Layer 3 switch without the need for specialized knowledge or complex setup procedures. This simplicity saves time and effort during initial deployment and ongoing maintenance. #### Cost-Effectiveness Ethernet interfaces are cost-effective compared to other networking technologies. The widespread adoption of Ethernet has led to a competitive market, resulting in affordable prices for Ethernet-compatible devices and components. The Cisco Catalyst 4900 Layer 3 switch’s Ethernet interface provides a cost-effective solution for achieving high-performance networking without breaking the bank. ## SwitchType: Twisted Pair The Cisco Catalyst 4900 Layer 3 switch offers a SwitchType of Twisted Pair, which refers to the type of cabling used for network connections. Twisted Pair is one of the most popular and widely used cabling options in networking. ### Reliability and Performance Twisted Pair cabling provides reliable performance for network connections. The twisted pair design consists of pairs of insulated wires twisted together, which helps reduce electromagnetic interference (EMI) and crosstalk. This design ensures that data signals are transmitted accurately and reliably, minimizing the risk of signal degradation or data loss. #### Flexibility and Versatility Twisted Pair cabling is highly versatile and compatible with various networking technologies and equipment. The Cisco Catalyst 4900 Layer 3 switch’s support for Twisted Pair allows you to connect the switch to a wide range of devices such as computers, servers, routers, and access points. This versatility makes it suitable for deployment in different network environments, including data centers, enterprises, and small businesses. #### Cost-Effectiveness Twisted Pair cabling is cost-effective compared to other types of cabling options such as fiber optic. The affordability of Twisted Pair cabling makes it a preferred choice for small to medium-sized businesses or organizations with budget constraints. The Cisco Catalyst 4900 Layer 3 switch’s compatibility with Twisted Pair allows you to achieve reliable network connectivity without the need for expensive cabling infrastructure. #### Easy Installation and Maintenance Twisted Pair cabling is known for its ease of installation and maintenance. The familiar RJ-45 connectors used with Twisted Pair cables are easy to plug in and remove, simplifying the installation process. Additionally, troubleshooting and maintenance of Twisted Pair connections are relatively straightforward, saving time and effort for network administrators. #### Distance Limitations One consideration when using Twisted Pair cabling is its distance limitations compared to other cabling options such as fiber optic. Twisted Pair cables have a maximum distance limitation before signal degradation occurs. However, for most network environments, especially within small to medium-sized businesses, the distance limitations of Twisted Pair cabling are typically sufficient. #### Compatibility with Existing Infrastructure If your network already utilizes Twisted Pair cabling infrastructure, the Cisco Catalyst 4900 Layer 3 switch’s compatibility with Twisted Pair ensures seamless integration with your existing network setup. This compatibility eliminates the need for costly infrastructure upgrades or changes when deploying the switch. ## Features Table: