WS-C3750X-48T-E Cisco Catalyst Ethernet Switch (48 Ports)

Cisco WS-C3750X-48T-E Catalyst 3750-X Managed Switch

The Cisco WS-C3750X-48T-E is a high-performance enterprise-class managed switch engineered to support demanding network environments. As part of the Catalyst 3750-X Series, this model delivers reliable Layer 2 switching, advanced traffic management capabilities, and scalable stacking technology for growing infrastructures.

Key Product Specifications

• Manufacturer: Cisco
• Model Number: WS-C3750X-48T-E
• Series: Catalyst 3750-X
• Device Type: Managed Ethernet Switch
• Total Network Ports: 48 Gigabit Ethernet Ports
• Network Standard: 10/100/1000Base-T
• Switching Layer: Layer 2
• Stacking Capacity: Up to 9 Switches
• Management Interface: CLI, SNMP, SSH, Telnet

48-Port Gigabit Connectivity for Enterprise Networks

Designed to provide consistent network performance, the Cisco Catalyst WS-C3750X-48T-E features forty-eight RJ-45 Gigabit Ethernet interfaces that support high-speed data transmission across business networks. The switch is suitable for branch offices, campus deployments, educational institutions, and data-intensive environments requiring dependable connectivity.

Port and Interface Features

• 48 x Gigabit RJ-45 Ethernet ports
• Twisted-pair media support
• Auto-negotiation functionality
• Automatic MDI/MDI-X uplink detection
• Jumbo frame support up to 9216 bytes
• Enhanced traffic forwarding efficiency

Advanced Network Scalability and StackWise Technology

Organizations requiring simplified management across multiple switches can benefit from Cisco StackWise technology. This architecture enables multiple compatible switches to operate as a single logical unit, reducing administrative overhead while increasing network resilience.

Stacking Advantages

• Supports up to 9 stack members
• Simplified network administration
• Improved fault tolerance
• Centralized configuration management
• Scalable expansion for growing networks

Comprehensive Routing and Traffic Control Features

The WS-C3750X-48T-E supports a broad selection of routing protocols and traffic optimization technologies that help improve network efficiency and application delivery.

Supported Routing Protocols

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

Traffic Optimization Technologies

• Quality of Service (QoS)
• Traffic shaping capabilities
• Shaped Round Robin (SRR)
• Link Aggregation Control Protocol (LACP)
• Port Aggregation Protocol (PAgP)
• Remote SPAN (RSPAN)

VLAN and Virtual Network Support

This Cisco managed switch offers extensive VLAN capabilities to help organizations segment network traffic, enhance security, and optimize bandwidth utilization.

Virtualization Capabilities

• Up to 1005 VLAN interfaces
• Support for up to 1000 Switched Virtual Interfaces (SVIs)
• VLAN trunking support
• Per-VLAN Spanning Tree Plus (PVST+)
• Virtual Routing and Forwarding Lite (VRF-Lite)

Security and Access Control Features

Enterprise-grade security mechanisms help protect network resources and maintain operational integrity.

Authentication Methods

• RADIUS authentication
• TACACS+ support
• Kerberos integration
• Secure Shell (SSH) access

Network Protection Functions

• Dynamic ARP Inspection (DAI)
• DHCP Snooping
• Access Control Lists (ACLs)
• Broadcast Storm Control
• Multicast Storm Control
• Unicast Storm Control
• IGMP Snooping
• MLD Snooping
• Uni-Directional Link Detection (UDLD)

Management and Monitoring Capabilities

Administrators can monitor, configure, and troubleshoot network operations using multiple industry-standard management protocols.

Remote Administration Options

• SNMP v1, v2, and v3
• RMON 1, 2, 3, and 9
• Command Line Interface (CLI)
• Telnet support
• SSH management access
• TFTP file transfer support
• Syslog event logging

Status Indicators

• Port activity monitoring
• Transmission speed indicators
• Duplex mode status
• Power condition indicators
• System operational status
• Link and activity LEDs

Memory Resources and Performance Specifications

Hardware Resources

• 256 MB RAM
• 64 MB Flash Memory
• Enterprise-class switching architecture
• High-capacity traffic processing

Supported IEEE Networking Standards

The Cisco Catalyst 3750-X Series complies with numerous networking standards to ensure compatibility across diverse infrastructures.

Industry Standards Compliance

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

Power and Environmental Specifications

Electrical Requirements

• Input Voltage: 110V AC and 220V AC
• Non-PoE configuration
• Efficient enterprise deployment

Operating Environment

• Minimum Operating Temperature: 23°F (-5°C)
• Operating Humidity: 5% to 95% non-condensing
• Storage Temperature Range: -40°F to 158°F

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 belongs to the highly regarded Cisco Catalyst 3750-X Series, a family of enterprise-class switching solutions designed to support secure, scalable, and high-performance network infrastructures. Featuring forty-eight Gigabit Ethernet ports, advanced Layer 3 capabilities, robust security functions, and intelligent network management tools, this switch is engineered to meet the demanding requirements of modern business environments.

Organizations that require reliable connectivity, consistent network availability, and centralized control frequently deploy the Cisco WS-C3750X-48T-E in campus networks, branch offices, educational institutions, healthcare facilities, government agencies, and enterprise data environments. Its extensive feature set allows administrators to optimize traffic flow, improve network resilience, and support business-critical applications with confidence.

The switch is designed to deliver wire-speed performance while maintaining flexibility for future growth. Through stackable architecture, modular uplink support, advanced routing capabilities, and comprehensive management tools, the WS-C3750X-48T-E provides a foundation for efficient network operations across diverse deployment scenarios.

48 Gigabit Ethernet Ports for High-Density Connectivity

The primary advantage of the Cisco WS-C3750X-48T-E is its forty-eight Gigabit Ethernet ports, enabling organizations to connect a large number of network devices from a single switching platform. These ports support high-speed communications between computers, servers, printers, storage systems, wireless access points, surveillance equipment, and other network-connected devices.

Gigabit Ethernet connectivity helps eliminate bandwidth bottlenecks that can impact productivity and application performance. As organizations increasingly rely on cloud applications, VoIP communications, video conferencing, virtualization technologies, and collaborative platforms, Gigabit network access becomes essential for maintaining optimal user experiences.

Benefits of 48-Port Density

High port density provides several advantages for enterprise environments. Network administrators can consolidate connections into fewer switching devices, simplifying cable management and reducing rack space requirements. This consolidation contributes to lower infrastructure costs while maintaining network flexibility.

The 48-port configuration also allows businesses to accommodate future growth without immediately investing in additional switching hardware. As new employees, devices, and services are added to the network, available ports can be utilized efficiently while preserving overall network performance.

Support for Diverse Network Devices

The switch can serve as a centralized connectivity platform for numerous endpoint categories, including:

• Desktop workstations
• Laptop docking stations
• Application servers
• Storage devices
• IP telephony systems
• Wireless infrastructure components
• Network printers
• Video surveillance equipment
• Industrial networking devices
• IoT-enabled endpoints

This versatility enables organizations to standardize networking infrastructure while supporting a broad range of operational requirements.

Enterprise-Class Manageability Features

As a fully manageable switch, the Cisco WS-C3750X-48T-E provides administrators with comprehensive control over network operations. Unlike unmanaged switches that offer limited configuration options, this enterprise-grade platform supports advanced management functions that improve visibility, security, and performance.

Centralized Configuration Management

Administrators can configure network policies, VLAN assignments, routing parameters, quality of service settings, and security controls through centralized management interfaces. This level of control simplifies network administration and helps ensure consistent policy enforcement across the organization.

Centralized configuration also reduces operational complexity when implementing network-wide changes. Updates can be deployed efficiently while minimizing disruption to users and business processes.

Monitoring and Diagnostics

The switch includes extensive monitoring capabilities that allow administrators to track network health, analyze traffic patterns, and identify potential issues before they impact operations. Real-time visibility into port activity, bandwidth utilization, error rates, and system status supports proactive network management.

Diagnostic tools help reduce troubleshooting time by providing detailed operational insights that enable rapid problem identification and resolution.

Cisco IOS Software Enterprise Feature Set

The "E" designation in the WS-C3750X-48T-E model indicates the inclusion of the IP Services feature set, which provides enhanced Layer 3 functionality and advanced networking capabilities. This software package enables organizations to deploy sophisticated routing and traffic management solutions directly within the switching infrastructure.

Advanced Routing Functions

The switch supports dynamic routing protocols that facilitate efficient communication between network segments. These capabilities help organizations optimize traffic paths, improve redundancy, and enhance network scalability.

Routing functionality allows the switch to participate actively in enterprise network architectures, reducing reliance on dedicated routing devices while simplifying infrastructure design.

Static Routing Support

Static routing enables administrators to define specific paths for network traffic. This approach is suitable for predictable environments where traffic patterns remain relatively stable and straightforward.

Dynamic Routing Capabilities

Dynamic routing protocols automatically adapt to changing network conditions. By learning available routes and adjusting accordingly, the switch contributes to improved resiliency and network efficiency.

IPv4 and IPv6 Support

Modern enterprises increasingly require dual-stack networking environments that support both IPv4 and IPv6 addressing. The Cisco WS-C3750X-48T-E facilitates smooth migration strategies by enabling coexistence between legacy and next-generation IP infrastructures.

IPv6 support helps organizations prepare for future networking requirements while maintaining compatibility with existing systems and applications.

StackWise Technology for Scalability

Cisco StackWise technology represents one of the most valuable features of the Catalyst 3750-X Series. This capability allows multiple switches to operate as a unified system, simplifying management and improving network scalability.

Single Management Interface

When stacked, multiple switches can be managed through a single IP address and management interface. This centralized approach reduces administrative overhead and streamlines network operations.

Administrators can apply configurations, monitor performance, and manage resources across the entire stack without interacting with each switch individually.

Improved Network Resiliency

Stacking technology contributes to enhanced availability by enabling redundant communication paths and shared operational intelligence among stack members. If one switch experiences a failure, traffic can often continue flowing through alternative pathways within the stack architecture.

Operational Continuity

Business environments increasingly depend on continuous network access. StackWise technology helps reduce downtime risks by supporting resilient network designs that maintain connectivity during hardware disruptions.

Scalable Growth

Organizations can expand network capacity incrementally by adding compatible stack members as requirements evolve. This approach protects infrastructure investments while supporting long-term growth objectives.

Quality of Service for Application Prioritization

The Cisco WS-C3750X-48T-E incorporates advanced Quality of Service (QoS) mechanisms designed to prioritize critical traffic and ensure consistent application performance.

Voice Traffic Optimization

Voice over IP deployments require predictable latency and minimal packet loss. QoS policies can prioritize voice traffic over less time-sensitive applications, improving call quality and user satisfaction.

Organizations that rely heavily on unified communications solutions benefit significantly from intelligent traffic prioritization capabilities.

Video Application Performance

Video conferencing, streaming services, remote collaboration platforms, and surveillance systems generate substantial network traffic. QoS functions help ensure these applications receive the bandwidth necessary for smooth operation.

Business-Critical Data Prioritization

Mission-critical applications often require guaranteed network resources. Administrators can configure policies that prioritize essential business traffic while controlling bandwidth consumption by lower-priority services.

Security Features for Enterprise Networks

Security remains a critical consideration in modern networking environments. The Cisco WS-C3750X-48T-E includes multiple security technologies designed to protect infrastructure, users, and data assets.

Access Control Mechanisms

Administrators can implement policies that regulate network access based on user credentials, device characteristics, or organizational requirements. These controls help prevent unauthorized connectivity and reduce security risks.

Port Security

Port security features enable restrictions on connected devices, helping prevent unauthorized equipment from gaining network access. This capability strengthens endpoint-level security across the enterprise.

MAC Address Control

Administrators can define approved device identities for individual ports, further enhancing access control and network protection.

Authentication Services

The switch supports authentication frameworks that verify user and device legitimacy before granting network access. Authentication policies strengthen security posture and support compliance requirements.

Threat Mitigation

Integrated security functions help detect and mitigate various network threats. These protections contribute to maintaining service availability and safeguarding sensitive organizational resources.

VLAN Segmentation and Traffic Isolation

Virtual Local Area Networks (VLANs) enable logical separation of network resources within a shared physical infrastructure. The Cisco WS-C3750X-48T-E supports extensive VLAN capabilities that improve security, performance, and administrative efficiency.

Departmental Network Separation

Organizations can create dedicated VLANs for departments such as finance, human resources, engineering, sales, customer support, and executive management. This segmentation reduces unnecessary broadcast traffic and enhances security.

Guest Access Networks

Guest VLANs allow visitors to access internet resources without exposing sensitive internal systems. This approach improves security while maintaining convenience for contractors, partners, and visitors.

Policy Enforcement

Different VLANs can be assigned unique security policies, access permissions, and traffic controls. These capabilities provide granular management flexibility across diverse operational environments.

Energy Efficiency and Power Management

The Cisco Catalyst 3750-X Series incorporates technologies designed to reduce energy consumption while maintaining enterprise-class performance. Efficient power utilization contributes to lower operating costs and supports sustainability initiatives.

Intelligent Power Features

Advanced power management functions help optimize electricity usage based on operational requirements. Organizations can improve energy efficiency without compromising network reliability.

Power Supply Flexibility

The switch supports modular power supply configurations that enable administrators to align power resources with infrastructure requirements. Redundant power options can also be deployed to improve availability.

Redundant Power Support

Redundant power configurations help ensure continued operation during power supply failures. This capability is especially valuable in mission-critical environments where downtime must be minimized.

Uplink Expansion and Network Backbone Connectivity

The WS-C3750X-48T-E supports modular uplink options that provide flexibility for connecting access-layer infrastructure to distribution and core network layers.

High-Speed Uplink Modules

Organizations can deploy uplink modules that support higher bandwidth connections between switches, routers, servers, and aggregation platforms. These uplinks help prevent congestion while supporting growing traffic demands.

Fiber Connectivity Advantages

Fiber-based uplinks provide long-distance communication capabilities, enhanced electromagnetic interference resistance, and increased bandwidth potential. These benefits make fiber connectivity suitable for enterprise campuses and distributed facilities.

Network Expansion Readiness

Modular uplink support enables organizations to adapt infrastructure capabilities as network requirements evolve. This flexibility extends equipment usefulness and protects technology investments.