WS-C3750X-48T-E Cisco 48-Port Switch

Cisco WS-C3750X-48T-E 48-Port Gigabit Ethernet Switch

The Cisco WS-C3750X-48T-E is a high-performance enterprise-class Ethernet switch designed to deliver reliable Layer 2 network connectivity, advanced traffic management, and scalable switching capabilities. Featuring 48 Gigabit Ethernet ports and Cisco StackWise technology, this switch is engineered for growing business environments that require dependable network performance and simplified administration.

Key Product Information

• Manufacturer: Cisco
• Model Number: WS-C3750X-48T-E
• Product Family: Cisco Catalyst 3750-X Series
• Device Type: Managed Ethernet Switch
• Port Density: 48 Gigabit RJ-45 Ports
• Management Type: Fully Managed
• Switching Layer: Layer 2

48 Gigabit Ethernet Ports for High-Speed Connectivity

Designed to support demanding network infrastructures, the Cisco Catalyst WS-C3750X-48T-E provides forty-eight 10/100/1000Base-T interfaces for connecting servers, workstations, storage devices, wireless access points, and network-enabled equipment.

Network Interface Features

• 48 x RJ-45 Gigabit Ethernet ports
• 10/100/1000 Mbps auto-sensing capability
• Auto-negotiation support
• Auto MDI/MDI-X uplink detection
• Twisted-pair media compatibility
• Optimized for enterprise LAN deployments

Scalable Switching Architecture

The Catalyst 3750-X platform enables organizations to expand network capacity efficiently through advanced stacking technology. Cisco StackWise support allows multiple switches to operate as a unified system, reducing administrative complexity while increasing resiliency.

StackWise Expansion Capabilities

• Supports up to 9 switches in a single stack
• Centralized management across stack members
• Simplified network growth and deployment
• Enhanced operational continuity
• Reduced maintenance overhead

Advanced VLAN and Traffic Segmentation Features

Businesses requiring flexible traffic separation can leverage extensive VLAN support and virtual interface capabilities to improve network organization, performance, and security.

Virtual Network Support

• Up to 1005 VLANs
• Up to 1000 Switched Virtual Interfaces (SVIs)
• IEEE 802.1Q VLAN tagging
• VLAN trunking functionality
• Per-VLAN traffic management

Benefits of VLAN Segmentation

• Improved bandwidth utilization
• Enhanced security controls
• Reduced broadcast traffic
• Simplified departmental network separation
• Greater administrative flexibility

Comprehensive Routing Protocol Support

The WS-C3750X-48T-E supports a broad collection of routing technologies, making it suitable for complex enterprise networking environments requiring efficient traffic forwarding and route optimization.

Supported Routing Protocols

• OSPF and OSPFv3
• BGP-4
• IS-IS
• RIP Version 1 and Version 2
• RIPng
• EIGRP and EIGRP for IPv6
• HSRP
• PIM-SM, PIM-DM, and PIM-SSM
• Static IPv4 and IPv6 routing
• Policy-Based Routing (PBR)

Enterprise-Class Security and Access Control

Protect critical network resources with integrated security technologies that help prevent unauthorized access, mitigate network threats, and strengthen infrastructure integrity.

Authentication and Access Security

• RADIUS authentication
• TACACS+ integration
• Kerberos support
• Secure Shell (SSH) access
• IEEE 802.1X network authentication

Network Protection Features

• Access Control Lists (ACLs)
• DHCP Snooping
• Dynamic ARP Inspection (DAI)
• Uni-Directional Link Detection (UDLD)
• Broadcast storm control
• Multicast storm suppression
• Unicast storm protection

Traffic Optimization and Quality of Service

Prioritize mission-critical applications and maintain consistent user experiences with advanced Quality of Service mechanisms and traffic engineering capabilities.

Performance Enhancement Technologies

• QoS traffic prioritization
• Traffic shaping functionality
• Shaped Round Robin (SRR)
• IGMP snooping
• MLD snooping
• Jumbo frame support up to 9216 bytes

Link Aggregation and Redundancy

• Link Aggregation Control Protocol (LACP)
• Port Aggregation Protocol (PAgP)
• Rapid Spanning Tree Protocol (RSTP)
• Per-VLAN Spanning Tree Plus (PVST+)
• Dynamic Trunking Protocol (DTP)

Management and Monitoring Capabilities

Network administrators benefit from multiple management interfaces and monitoring tools that simplify deployment, troubleshooting, and performance analysis.

Remote Management Options

• Command Line Interface (CLI)
• SNMP v1, v2, and v3
• SSH remote administration
• Telnet management
• TFTP support
• Syslog integration
• Remote Switch Port Analyzer (RSPAN)

Network Monitoring Advantages

• RMON 1, 2, 3, and 9 support
• Real-time traffic visibility
• Proactive performance management
• Faster fault diagnosis
• Improved network reporting

Memory Resources and System Indicators

Hardware Specifications

• 256 MB RAM
• 64 MB Flash Memory
• Hot-swappable module support

Status LED Indicators

• Port activity monitoring
• Connection status display
• Speed indication
• Duplex mode indication
• Power status monitoring
• System health indicators

Industry Standards Compliance

The Cisco WS-C3750X-48T-E complies with major IEEE networking standards to ensure interoperability across diverse networking environments.

Supported IEEE Standards

• IEEE 802.3 Ethernet
• IEEE 802.3u Fast Ethernet
• IEEE 802.3z Gigabit Ethernet
• IEEE 802.3ab Gigabit Ethernet over Copper
• IEEE 802.3x Flow Control
• IEEE 802.3ad Link Aggregation
• IEEE 802.1D Spanning Tree
• IEEE 802.1Q VLAN Tagging
• IEEE 802.1p Traffic Prioritization
• IEEE 802.1w Rapid Spanning Tree
• IEEE 802.1s Multiple Spanning Tree
• IEEE 802.1x Port Authentication
• IEEE 802.1ae MAC Security

Power and Environmental Specifications

Electrical Requirements

• 110V AC input support
• 220V AC input support
• Non-PoE switch design

Operating Environment

• Minimum operating temperature: 23°F (-5°C)
• Storage temperature range: -40°F to 158°F (-40°C to 70°C)
• Humidity tolerance: 5% to 95% non-condensing

Package Contents

• Cisco Catalyst WS-C3750X-48T-E Ethernet Switch
• Power Supply Unit

Cisco WS-C3750X-48T-E 48 Ports Manageable Switch Overview

The Cisco WS-C3750X-48T-E 48 Ports Manageable Switch is a highly versatile enterprise-class switching platform designed to support growing business networks that require reliability, scalability, advanced security, and intelligent traffic management. As part of the Cisco Catalyst 3750-X Series, this switch delivers a comprehensive feature set suitable for campus environments, branch offices, educational institutions, healthcare facilities, government organizations, and enterprise data networks. The switch combines advanced Layer 2 and Layer 3 capabilities with stackable architecture, providing organizations with a powerful networking foundation capable of supporting demanding workloads and modern business applications.

Equipped with forty-eight Gigabit Ethernet ports, the Cisco WS-C3750X-48T-E provides extensive connectivity for network devices, including workstations, servers, printers, wireless access points, surveillance systems, VoIP devices, and various endpoint equipment. The switch is engineered to deliver consistent performance while simplifying network operations through centralized management and intelligent automation capabilities.

Enterprise-Class Switching Architecture

High-Performance Network Infrastructure

The Cisco WS-C3750X-48T-E is designed to support enterprise-grade network environments that demand reliable and continuous connectivity. Its advanced switching architecture enables efficient packet forwarding, reduced latency, and optimized traffic flow across connected devices. Organizations benefit from a robust platform capable of handling large volumes of network traffic while maintaining stable performance.

The switch incorporates advanced hardware components that help improve throughput and minimize bottlenecks. This architecture supports data-intensive applications, including cloud services, video conferencing, unified communications, virtualization, and business-critical software platforms.

Wire-Speed Forwarding Capabilities

Wire-speed forwarding ensures that packets are processed efficiently across all available interfaces. This capability is essential in environments where multiple devices generate significant network traffic simultaneously. The Cisco WS-C3750X-48T-E provides consistent throughput and predictable network performance, allowing users to access applications and resources without experiencing unnecessary delays.

Scalable Network Design

As organizations expand, their network infrastructure must adapt to increasing demands. The Cisco WS-C3750X-48T-E supports scalable deployment models that allow businesses to grow without requiring complete infrastructure replacement. This scalability helps reduce capital expenditures while ensuring long-term network viability.

48 Gigabit Ethernet Ports for Extensive Connectivity

Comprehensive Device Integration

With forty-eight Gigabit Ethernet ports, this switch supports a wide range of network-connected devices. Businesses can connect desktops, laptops, servers, storage systems, IP cameras, printers, and other network equipment using high-speed Gigabit connections.

The abundance of ports makes the switch ideal for medium-sized and large organizations that require extensive device connectivity within a single network segment. Network administrators can simplify cabling and infrastructure planning while maintaining flexibility for future growth.

Gigabit Ethernet Performance Advantages

Gigabit Ethernet technology provides significantly higher bandwidth compared to legacy Fast Ethernet solutions. This increased capacity enables faster file transfers, improved application responsiveness, and enhanced user experiences across the network.

Organizations handling large datasets, multimedia content, or cloud-based applications benefit from Gigabit connectivity, which helps eliminate performance bottlenecks and supports efficient resource utilization.

Improved Data Transfer Rates

High-speed Gigabit ports facilitate rapid communication between network devices, reducing transfer times for backups, software updates, database synchronization, and collaborative workflows.

Enhanced User Productivity

Faster network connectivity allows employees to access critical resources more efficiently, supporting improved productivity and business continuity.

Advanced Cisco IOS Software Features

IP Services Feature Set

The Cisco WS-C3750X-48T-E includes the IP Services software image, which provides advanced routing, security, and management capabilities. This feature-rich software environment supports complex enterprise networking requirements and enables organizations to implement sophisticated network architectures.

Network administrators gain access to a comprehensive suite of tools for configuring, monitoring, troubleshooting, and optimizing network operations. These capabilities contribute to greater network visibility and control.

Advanced Routing Functionality

Layer 3 routing features allow the switch to perform inter-VLAN routing and support dynamic routing protocols. This functionality helps organizations segment network traffic, improve performance, and enhance security.

Static Routing Support

Static routing enables administrators to define specific network paths, ensuring predictable traffic flow and simplified route management.

Dynamic Routing Protocols

The switch supports multiple routing protocols that automatically adapt to changing network conditions. This capability improves resiliency and reduces administrative overhead.

Network Adaptability

Dynamic routing enhances network flexibility by automatically adjusting routes when links become unavailable or traffic patterns change.

Cisco StackWise Technology

Unified Stack Management

One of the most valuable features of the Cisco WS-C3750X-48T-E is support for Cisco StackWise technology. This functionality allows multiple compatible switches to operate as a single logical unit, simplifying network management and reducing operational complexity.

Administrators can configure, monitor, and manage multiple switches through a single management interface, significantly reducing the time required for routine network tasks.

Enhanced Scalability Through Stacking

Stacking technology provides a practical approach to network expansion. Organizations can add switches to the stack as requirements grow, maintaining consistent configurations and centralized management.

Investment Protection

Businesses can expand network capacity incrementally without replacing existing hardware, maximizing return on investment.

Operational Efficiency

Managing multiple switches as a single unit reduces administrative workload and minimizes configuration inconsistencies.

Advanced Security Features

Network Access Control

The Cisco WS-C3750X-48T-E incorporates multiple security mechanisms designed to protect enterprise networks from unauthorized access and potential threats. Access control features help ensure that only approved devices and users can connect to network resources.

Strong access control policies contribute to improved security posture and regulatory compliance across various industries.

Port Security Capabilities

Port security allows administrators to restrict the number and type of devices that can connect to individual switch ports. This feature helps prevent unauthorized devices from gaining access to the network.

Authentication and Authorization

Comprehensive authentication mechanisms support user verification and policy enforcement. These capabilities help organizations implement role-based access controls and maintain secure network environments.

Identity-Based Networking

Identity-aware access policies enable organizations to apply different permissions based on user roles, departments, or security requirements.

Threat Mitigation

Built-in security features help defend against common network threats, including unauthorized access attempts and malicious activities.

Quality of Service (QoS) Optimization

Traffic Prioritization

Quality of Service capabilities enable administrators to prioritize critical network traffic. Applications such as voice, video, and business-critical software can receive preferential treatment to ensure optimal performance.

Traffic prioritization helps maintain service quality even during periods of network congestion.

Voice and Unified Communications Support

Organizations deploying VoIP solutions benefit from QoS features that help minimize latency, jitter, and packet loss. These capabilities contribute to clear voice communications and reliable conferencing experiences.

Video Application Performance

Video conferencing and streaming applications receive consistent bandwidth allocation, supporting smooth multimedia experiences.

Business Application Prioritization

Critical enterprise applications can be assigned higher priority levels to maintain responsiveness during peak network usage periods.

Energy Efficiency and Operational Sustainability

Efficient Power Utilization

The Cisco WS-C3750X-48T-E is designed with energy-efficient technologies that help reduce power consumption while maintaining high performance. These features support organizational sustainability initiatives and contribute to lower operational costs.

Efficient power management becomes increasingly important in large-scale deployments where multiple switches operate continuously.

Intelligent Energy Management

Advanced power management capabilities allow organizations to optimize energy usage based on operational requirements. These features help balance performance objectives with energy conservation goals.

Reduced Operating Expenses

Lower power consumption can contribute to decreased utility costs and improved overall infrastructure efficiency.

Environmental Benefits

Energy-efficient networking equipment supports environmentally responsible IT practices and sustainability programs.

Layer 2 and Layer 3 Networking Features

Advanced VLAN Support

Virtual LAN capabilities allow organizations to segment network traffic into logical groups, improving security, performance, and manageability. VLAN implementation helps isolate departments, applications, or user groups while maintaining centralized infrastructure.

Inter-VLAN Routing

The switch supports efficient communication between VLANs through integrated routing functionality. This capability eliminates the need for separate routing devices in many deployment scenarios.

Enhanced Security Segmentation

Traffic isolation reduces the risk of unauthorized access between network segments while improving overall network organization.

Improved Resource Allocation

Administrators can allocate bandwidth and apply policies more effectively within segmented environments.