WS-C3750E-48PD-EF Cisco Catalyst 3750E Switch 48 Ports 10/100/1000 PoE+2 10GE(X2) 1150-watt IPS

Cisco WS-C3750E-48PD-EF Catalyst 3750E Switch Overview

The Cisco Catalyst 3750E Series is engineered for high-performance network environments, delivering robust Layer 3 switching capabilities. The WS-C3750E-48PD-EF model offers comprehensive connectivity with advanced PoE+ support and high-speed uplinks, making it ideal for enterprise-grade network infrastructure.

Key Features of the WS-C3750E-48PD-EF

• Manufacturer: Cisco
• Model Number: WS-C3750E-48PD-EF
• Product Type: Layer 3 Network Switch
• Port Configuration: 48 Gigabit Ethernet Ports
• Power over Ethernet: PoE+ supported
• Uplink Options: 2 x 10GE X2 ports
• Total Power Budget: 1150 Watts

Technical Specifications

Port Details

• 48 RJ-45 10/100/1000Base-T LAN ports for high-speed connections
• 1 RJ-45 Console port for management and configuration
• 2 StackWise ports for flexible network stacking

Switching and Performance

• Layer 3 switching functionality for advanced routing capabilities
• High throughput for demanding enterprise applications
• Support for scalable network expansion through dual X2 uplink slots

Power and Efficiency

• PoE+ ensures reliable power delivery to connected devices such as IP phones, access points, and cameras
• Energy-efficient design reduces operational costs

Stacking and Scalability

• StackWise technology enables multiple switches to operate as a single logical unit
• Seamless scalability to expand network capacity without downtime

Management and Security

• Console port access for straightforward device configuration
• Enhanced network security features for safe and reliable operations

Cisco WS-C3750E-48PD-EF Catalyst 3750E Switch

The Cisco WS-C3750E-48PD-EF Catalyst 3750E switch represents a high-performance solution in the Cisco Catalyst 3750E series, offering advanced Layer 2 and Layer 3 features tailored for enterprise and data center environments. This 48-port switch supports 10/100/1000 PoE+ connections, providing the power necessary for VoIP phones, wireless access points, and IP cameras. The inclusion of 2 10GE uplinks via the X2 interface ensures high-speed data transmission and interconnectivity across multiple switches in a network topology.

Performance and Power Efficiency

The Catalyst 3750E switch delivers exceptional performance through its 1150-watt power supply and Energy Efficient Ethernet (EEE) capabilities. Each PoE+ port can deliver up to 30 watts, allowing simultaneous deployment of multiple powered devices without compromising network stability. The switch is engineered to manage bandwidth-intensive applications while maintaining low latency, making it ideal for environments that require uninterrupted video conferencing, streaming, and real-time collaboration tools.

Stacking Capabilities with FlexStack-Plus

The WS-C3750E-48PD-EF features Cisco FlexStack-Plus technology, enabling stacking of up to nine switches. This stacking functionality provides a single point of management, simplifies configuration, and ensures seamless redundancy. With stackable architecture, enterprises can scale their networks without additional complexity, making it suitable for growing organizations that need modular and flexible network infrastructure.

High Availability and Redundancy

Reliability is a core feature of the Catalyst 3750E switch. The switch supports dual redundant power supplies and offers advanced routing protocols such as OSPF, EIGRP, and RIP, which ensure continuous network uptime. The switch’s non-stop forwarding (NSF) and stateful switchover (SSO) capabilities further enhance its resilience, reducing downtime during software upgrades or hardware failures. Enterprises can maintain mission-critical operations with minimal risk of disruption.

Advanced QoS and Security Features

Quality of Service (QoS) is crucial for traffic prioritization, and the Cisco 3750E delivers robust QoS mechanisms. These features prioritize voice, video, and mission-critical data over standard traffic, reducing jitter and packet loss in demanding network environments. In addition, the switch incorporates comprehensive security protocols, including IEEE 802.1X authentication, Dynamic ARP Inspection (DAI), and IP Source Guard, ensuring protection against unauthorized access and network attacks.

Layer 2 and Layer 3 Functionality

The WS-C3750E-48PD-EF Catalyst switch is equipped to operate at both Layer 2 and Layer 3, providing advanced routing capabilities while maintaining high switching throughput. Layer 2 features such as VLAN support, trunking, and spanning tree protocol enable efficient segmentation of network traffic and prevent broadcast storms. On the Layer 3 side, the switch supports inter-VLAN routing, static routes, and routing protocols that optimize data flow between network segments, delivering enhanced network efficiency and operational agility.

Scalable Network Management

Management of the Cisco 3750E switch is facilitated through Cisco IOS software, offering command-line interface (CLI) and graphical web-based management tools. Integration with Cisco Prime Infrastructure allows centralized monitoring, configuration, and troubleshooting of multiple switches. This centralized approach simplifies network management, reduces operational costs, and ensures consistency across a large-scale deployment.

PoE+ Capabilities and Device Support

Power over Ethernet Plus (PoE+) on the WS-C3750E-48PD-EF supports high-power devices such as IP phones, wireless access points, and network cameras. With 48 PoE+ ports and a total of 1150 watts available, the switch accommodates simultaneous deployment of multiple devices without the need for external power injectors. This capability enhances the flexibility of network design and reduces cabling complexity in modern enterprise environments.

High-Density Connectivity and Uplink Flexibility

The 48 10/100/1000 Mbps ports provide ample connectivity for end-user devices, while the two 10GE uplink ports via X2 modules offer high-speed interconnectivity for backbone networks. This combination of high-density access ports and fast uplinks ensures that the Catalyst 3750E switch can handle demanding applications, support data-intensive operations, and maintain low latency communication across the network.

Enterprise Deployment Scenarios

The Cisco WS-C3750E-48PD-EF Catalyst switch is ideal for enterprise access layer deployments, providing seamless connectivity for office floors, campuses, and branch offices. Its robust PoE+ support, high port density, and advanced Layer 3 routing features make it suitable for environments with high device proliferation, including VoIP telephony, wireless networks, and video surveillance systems. The switch’s stacking capability allows network administrators to expand without additional management complexity, maintaining high performance as the organization grows.

Energy Efficiency and Environmental Considerations

In addition to performance, the Catalyst 3750E switch emphasizes energy efficiency through its Energy Efficient Ethernet support and intelligent PoE management. By reducing power consumption during low traffic periods, enterprises can minimize operational costs and adhere to environmentally conscious practices. The switch’s thermal design and power optimization features contribute to longer hardware lifespan and lower cooling requirements in data center environments.

Software Features and Upgrade Options

The WS-C3750E-48PD-EF runs on Cisco IOS, providing extensive software features including advanced security, multicast routing, and VLAN enhancements. Network administrators can upgrade software to enable new protocols and features, ensuring long-term viability of the switch. With support for software-defined networking (SDN) features, the Catalyst 3750E can integrate into modern automated network architectures, enhancing operational efficiency and agility.

Compliance and Certification

As part of Cisco’s enterprise-grade hardware portfolio, the WS-C3750E-48PD-EF meets multiple industry standards and certifications for safety, emissions, and interoperability. This ensures reliable integration with third-party devices and compliance with organizational IT policies. Certifications include IEEE 802.3af/at for PoE, IEEE 802.1Q for VLANs, and various environmental and regulatory standards, making it a dependable choice for mission-critical enterprise networks.