WS-C3750X-48T-L Cisco 48 Ports Ethernet Switch
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WS-C3750X-48T-L Cisco 48 Ports Ethernet Switch Layer2 1U New

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Part Number#: WS-C3750X-48T-L
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Short Description:
WS-C3750X-48T-L Catalyst 3750X 48 Ports 10/100/1000Base-T Gigabit Ethernet RJ-45 Manageable Layer2 Data Local Area Network (LAN) Base Stackable Switch | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Product Outline for the Cisco WS-C3750X-48T-L 48 Ports Ethernet Switch

The Cisco WS-C3750X-48T-L is a 1U rack-mountable Ethernet switch, making it a space-efficient solution for various networking setups. Its compact design ensures easy integration into existing rack systems, optimizing space utilization in data centers or network closets. With 48 ports supporting 10/100/1000Base-T RJ-45 connectivity, this Catalyst 3750X Series switch provides ample capacity for numerous devices to connect seamlessly.

Ports and Connectivity

With 48 ports supporting 10/100/1000Base-T RJ-45, the Cisco WS-C3750X-48T-L provides extensive connectivity options. These ports enable the switch to accommodate a multitude of devices, from computers and printers to other networking equipment. The RJ-45 connectors support various Gigabit Ethernet standards, ensuring compatibility with a wide range of devices.

Layer2 (L2) Data Functionality

The switch operates at Layer 2 (L2) of the OSI model, focusing on data link layer functions. This includes the management of Ethernet frames, MAC address learning, and frame switching. By concentrating on L2 functionalities, the Cisco WS-C3750X-48T-L is optimized for efficient local data traffic handling within a network.


A significant strength of the Cisco WS-C3750X-48T-L lies in its manageability features. The switch is equipped with a comprehensive set of tools and protocols that empower network administrators to configure, monitor, and with ease. From a user-friendly web interface to command-line interface (CLI) access, the switch provides flexibility in management approaches.

LAN Base Software

The LAN Base software is a distinguishing feature of this Cisco switch. It serves as the operating system, dictating the switch's capabilities and features. The LAN Base software in the Cisco WS-C3750X-48T-L is tailored for local area network (LAN) deployments, offering essential functionalities for efficient data transfer within a confined geographical area.

Capabilities and Features

Having explored the foundational specifications, let's delve into the capabilities and features that set the Cisco WS-C3750X-48T-L apart in the realm of Ethernet switches.

Advanced Security Measures

Security is paramount in today's interconnected world, and the Cisco WS-C3750X-48T-L doesn't disappoint in this regard. The switch supports a variety of security features, including Access Control Lists (ACLs), which allow administrators to control traffic flow and enhance network security. Additionally, features like DHCP Snooping and Dynamic ARP Inspection protect against malicious attacks.

Quality of Service (QoS)

In a network with diverse traffic types, ensuring quality of service is crucial. The Cisco WS-C3750X-48T-L incorporates QoS mechanisms to prioritize and manage traffic based on predefined policies. This ensures that critical applications receive the necessary bandwidth, leading to an optimized and efficient network performance.

Energy-Efficient Design

Acknowledging the importance of sustainability and cost-effectiveness, the Cisco WS-C3750X-48T-L is designed with energy efficiency in mind. It includes features like Energy Efficient Ethernet (EEE) and Cisco EnergyWise, which intelligently manage power consumption based on actual network activity. This not only reduces operational costs but also aligns with environmental conservation efforts.

Redundancy and High Availability

To minimize downtime and ensure continuous network operation, the Cisco WS-C3750X-48T-L supports redundancy and high-availability features. This includes support for Virtual Router Redundancy Protocol (VRRP) and Hot Standby Router Protocol (HSRP), enabling seamless failover in case of a device or link failure. The switch's stacking capability further enhances redundancy by enabling the creation of resilient network architectures.


As network requirements evolve, scalability becomes a crucial factor. The Cisco WS-C3750X-48T-L addresses this need by providing seamless scalability options through its stacking feature. Administrators can easily expand the network capacity by adding more switches to the stack, simplifying the process of accommodating growing demands.

Modern Network Environments

Now that we've explored the technical aspects and features, let's consider how the Cisco WS-C3750X-48T-L fits into contemporary network environments.

Data Centers

In data center environments where space is often at a premium, the compact form factor and rack-mountable design of the Cisco WS-C3750X-48T-L make it an ideal choice. Its stacking capability allows for the creation of a unified and easily manageable network infrastructure, simplifying the complexities associated with large-scale data centers.

Enterprise Networks

For large enterprises with diverse networking needs, the Cisco WS-C3750X-48T-L offers a versatile solution. Its extensive port capacity ensures connectivity for a myriad of devices, while the advanced management features cater to the complex requirements of enterprise-level networks.

Small to Medium Businesses (SMBs)

Even in smaller-scale networks, such as those found in SMBs, the Cisco WS-C3750X-48T-L provides a reliable and feature-rich solution. Its ease of management and the ability to start with a single unit and expand as needed make it suitable for organizations with evolving networking requirements.

High Reliability

The WS-C3750X-48T-L Cisco Catalyst 3750X 48 Ports Stackable Ethernet Switch is considered a highly reliable switch. It is designed for enterprise-class access and distribution in a stackable form factor and is ideal for small and medium-sized businesses, enterprise branch offices, and campus networks.

The switch is built on the Cisco StackWise-480 technology, which allows for easy deployment and management of multiple switches as a single entity. This technology allows for high scalability and flexibility, making it a suitable option for networks that require high-speed data transfer and increased capacity.

The switch also has some advanced features such as Cisco's Flexible NetFlow, which provides detailed network visibility, and Cisco's TrustSec, which enables secure access control. These features help to ensure that the switch is always running at optimal performance and that network security is not compromised.

The product also has some redundant features that ensure high availability and reliability. It has redundant power supplies, fans, and a stackable design, which ensures that if one switch fails, the others in the stack will continue to operate, reducing downtime and increasing reliability.

Furthermore, the switch is also backed by Cisco's reputation for quality and reliability. Cisco offers comprehensive support, including software updates and assistance, to ensure that the switch is always running at optimal performance.

General Information about this Cisco WS-C3750X-48T-L Ethernet Switch

  • Manufacturer: Cisco
  • Part Number or SKU# WS-C3750X-48T-L
  • Product Line: Catalyst
  • Product Series: 3750-X
  • Product Type: Ethernet Switch

Technical Information

  • Total Number of Network Ports: 48
  • USB: Yes
  • Stack Port: Yes
  • Number of Network (RJ-45) Ports: 48


  • Ethernet Technology: Gigabit Ethernet
  • Network Technology: 10/100/1000Base-T

I/O Expansions

  • Number of Total Expansion Slots: 2

Network & Communication

  • Layer Supported: 2
  • Standard Memory: 256 MB
  • Memory Technology: DRAM
  • Flash Memory: 128 MB
Power Description
  • Input Voltage: 110 V AC & 220 V AC
  • Power Source: Power Supply
  • Redundant Power Supply: Yes

In short, the Cisco WS-C3750X-48T-L Catalyst 3750X Ethernet Switch offers a comprehensive solution for organizations seeking a reliable, manageable, and scalable networking infrastructure. With its robust features, including stackable architecture, Layer 2 capabilities, and advanced security features, this switch addresses the diverse needs of modern data LAN environments. Whether deployed in small businesses, large enterprises, or data centers, the Cisco WS-C3750X-48T-L stands as a testament to Cisco's commitment to providing cutting-edge networking solutions that deliver performance, reliability, and ease of management.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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