Cisco WS-C4948-E Managed Switch Layer 4 with SFP Ports, 48 Ports

Overview of Cisco WS-C4948-E Catalyst 4948E Switch

Manufacturer Details

• Brand: Cisco
• Model Number: WS-C4948-E
• Product Line: Catalyst
• Series: 4900
• Type: Layer 3 Switch

Product Specifications

Port Configuration

• Total Network Ports: 48
• Gigabit Ethernet Ports: 48
• 10 Gigabit Ethernet Expansion Slots: 4
• Token Ring Port: Not Available
• LRE Port: Not Available

Media and Performance

• Supported Media Type: Twisted Pair
• Ethernet Technologies: Fast Ethernet, Gigabit Ethernet
• Network Technology: 10/100/1000Base-T

Expansion Capabilities

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

Network & Communication

• Layer Supported: 4

Memory and Storage

• Standard Memory: 1 GB
• Memory Technology: SDRAM

Power and Redundancy

• PoE (RJ-45) Port: Not Available
• Input Voltage Options: 110 V AC, 220 V AC
• Power Source: Power Supply
• Redundant Power Supply: Yes

Ports

The Cisco WS-C4948-E Managed Switch is equipped with an impressive 48 ports, making it an ideal choice for businesses and organizations that require a high-density network solution. These ports enable seamless connectivity between various devices, such as computers, printers, servers, and other networking equipment. With such a vast number of ports, users can effortlessly connect multiple devices simultaneously, streamlining their network infrastructure and improving overall productivity.

Increased Flexibility and Scalability

One of the primary benefits of the Cisco WS-C4948-E's 48 ports is the increased flexibility it offers to users. With a substantial number of ports at their disposal, businesses can easily expand their network infrastructure without worrying about running out of available ports. This scalability is particularly crucial for growing organizations that anticipate an increase in network demands over time.

The abundance of ports also provides flexibility in terms of device placement. Users can strategically position devices throughout their office or data center to optimize performance and minimize cable clutter. This flexibility allows for efficient network management and ensures that devices are appropriately distributed for optimal connectivity.

Seamless Network Connectivity

The 48 ports on the Cisco WS-C4948-E Managed Switch ensure seamless network connectivity within an organization. Each port acts as a connection point for devices, allowing them to communicate and share data efficiently. This capability is particularly important for businesses that rely on fast and reliable network connections to support critical operations.

Whether it's transferring large files, accessing shared resources, or collaborating in real-time, the numerous ports on this switch ensure uninterrupted connectivity. Users can rest assured that their network infrastructure can handle the demands of modern business operations without compromising speed or performance.

Improved Network Performance

The extensive port count on the Cisco WS-C4948-E also contributes to enhanced network performance. With more ports available, users can distribute network traffic evenly, preventing bottlenecks and congestion. This feature is especially crucial in high-demand environments where multiple users and devices are simultaneously accessing the network.

By evenly distributing network traffic, the switch maximizes bandwidth utilization, ensuring that each connected device receives the necessary resources for optimal performance. This results in faster data transfer speeds, reduced latency, and a more responsive network overall. Users can enjoy improved productivity and efficiency without experiencing frustrating delays or interruptions.

Power over Ethernet (PoE) Capabilities

In addition to its impressive port count, the Cisco WS-C4948-E Managed Switch also offers Power over Ethernet (PoE) capabilities on select ports. PoE technology allows for the simultaneous transmission of power and data over a single Ethernet cable, eliminating the need for separate power supplies for connected devices.

This feature is particularly beneficial for businesses that rely on network-connected devices such as IP phones, wireless access points, and security cameras. With PoE support, users can conveniently deploy these devices throughout their office or facility without the hassle of additional power outlets or cables. The Cisco WS-C4948-E simplifies installation and reduces costs associated with powering multiple devices.

Enhanced Network Security

Another advantage of the Cisco WS-C4948-E's 48 ports is the enhanced network security it provides. Each port on this managed switch can be individually configured with specific security settings, allowing network administrators to control access and prevent unauthorized users from connecting to the network.

With a large number of ports available, businesses can implement strict access control policies and isolate sensitive devices or sections of their network. This granular control helps protect against potential security breaches and ensures that only authorized personnel have access to critical resources.

Layer

The Cisco WS-C4948-E Managed Switch operates at Layer 4 of the OSI model, making it an exceptional choice for organizations seeking advanced networking capabilities. This layer of the OSI model focuses on the transport layer, responsible for reliable end-to-end communication between hosts.

Efficient End-to-End Communication

By operating at Layer 4, the Cisco WS-C4948-E ensures efficient end-to-end communication within a network. Layer 4 devices are capable of examining and manipulating data at the transport layer, which enables them to optimize network performance and facilitate reliable data transmission.

This switch can perform functions such as traffic prioritization, load balancing, and congestion control. These capabilities allow for a more efficient use of network resources, ensuring that critical data is transmitted reliably and without delays. Organizations can rely on the Cisco WS-C4948-E to provide a seamless and dependable network infrastructure.

Quality of Service (QoS) Support

Layer 4 switches like the Cisco WS-C4948-E also offer robust Quality of Service (QoS) support. QoS allows network administrators to prioritize certain types of network traffic over others, ensuring that critical applications receive the necessary bandwidth and resources for optimal performance.

With QoS support, businesses can prioritize voice and video traffic, guaranteeing crystal-clear communication and smooth video conferencing experiences. This feature is particularly important in environments where real-time applications are critical to daily operations. The Cisco WS-C4948-E ensures that essential traffic receives priority treatment, minimizing latency and improving overall user experience.

Enhanced Network Security

Operating at Layer 4 also enhances network security by enabling advanced security features. Layer 4 switches can inspect network traffic at the transport layer, allowing for the detection and prevention of malicious activities such as Distributed Denial of Service (DDoS) attacks or unauthorized access attempts.

By actively monitoring transport layer protocols, the Cisco WS-C4948-E can identify suspicious traffic patterns and take appropriate action to mitigate potential threats. This proactive security approach helps protect sensitive data and ensures the integrity and confidentiality of network communications.

Network Performance Optimization

Layer 4 switches are capable of optimizing network performance by intelligently directing traffic based on specific criteria. The Cisco WS-C4948-E utilizes advanced algorithms to analyze packet headers and make informed routing decisions, maximizing network efficiency.

This switch can balance network traffic across multiple paths, preventing congestion and ensuring that each device receives the necessary resources. By dynamically adjusting traffic flow, organizations can avoid bottlenecks and maintain a high-performing network infrastructure.

Scalability and Future-Proofing

The Layer 4 capabilities of the Cisco WS-C4948-E make it a future-proof investment for businesses seeking scalability. As organizations grow, their network demands increase, requiring a switch that can handle expanding traffic and user requirements. The Layer 4 functionality of this switch ensures that it can adapt to evolving network needs, providing a scalable solution for years to come.

SFP Ports

The Cisco WS-C4948-E Managed Switch features 1 SFP (Small Form-Factor Pluggable) port, offering users additional connectivity options and flexibility. SFP ports are modular interfaces that allow for the connection of various networking devices using different types of optical or copper transceivers.

Versatile Connectivity Options

The SFP port on the Cisco WS-C4948-E enables versatile connectivity options for businesses. By supporting different types of transceivers, users can connect their switch to a wide range of networking equipment, including routers, switches, servers, and storage devices.

This flexibility allows organizations to integrate the Cisco WS-C4948-E into their existing network infrastructure seamlessly. Whether they require fiber optic or copper connections, the SFP port ensures compatibility with various networking technologies. This versatility eliminates the need for additional equipment or costly conversions, simplifying network deployment and management.

Extended Network Reach

SFP ports are particularly beneficial for extending the reach of a network. Fiber optic transceivers, in particular, offer significantly longer transmission distances compared to traditional copper connections. With an SFP port on the Cisco WS-C4948-E, organizations can connect devices located far away from the switch without sacrificing performance or data integrity.

This extended reach is especially valuable for businesses with large office spaces, multiple floors, or remote branches. The SFP port enables seamless connectivity across long distances, allowing for efficient network expansion without compromising speed or reliability.

High-Speed Data Transfer

The SFP port on the Cisco WS-C4948-E supports high-speed data transfer rates, ensuring fast and efficient communication between connected devices. Fiber optic transceivers, in particular, can achieve speeds of up to 10 Gbps, enabling rapid data transfer and minimizing latency.

This high-speed connectivity is crucial for organizations that rely on bandwidth-intensive applications or handle large amounts of data. With the SFP port, users can enjoy speedy file transfers, smooth video streaming, and seamless access to cloud-based resources. The Cisco WS-C4948-E ensures that users can leverage high-speed connectivity to maximize productivity and efficiency.

Redundancy and Failover Protection

The SFP port also offers redundancy and failover protection for critical network links. By connecting redundant links using SFP transceivers, businesses can ensure that their network remains operational even in the event of a link failure.

With redundant links, if one link fails, traffic automatically reroutes through the backup link, minimizing downtime and maintaining uninterrupted network connectivity. This feature is particularly essential for organizations that cannot afford network outages or require continuous access to vital resources.

Cost-Effective Network Expansion

The presence of an SFP port on the Cisco WS-C4948-E offers cost-effective network expansion capabilities. Instead of investing in additional switches or equipment, organizations can leverage the SFP port to connect remote devices or extend their network infrastructure.

By utilizing SFP transceivers, businesses can extend their network reach without the need for costly infrastructure upgrades or additional cabling. This cost-effective solution allows organizations to grow their network infrastructure as needed, minimizing upfront expenses and simplifying future expansion efforts.

In summary, the Cisco WS-C4948-E Managed Switch's impressive 48 ports provide users with increased flexibility, seamless network connectivity, improved network performance, and enhanced network security. The Layer 4 functionality offers efficient end-to-end communication, robust Quality of Service support, enhanced security features, and network performance optimization. The SFP port adds versatile connectivity options, extended network reach, high-speed data transfer capabilities, redundancy and failover protection, and cost-effective network expansion possibilities. These features make the Cisco WS-C4948-E an excellent choice for businesses seeking a reliable, scalable, and future-proof managed switch solution.