Cisco WS-C3750G-16TD-E 16 Port Networking Switch
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Cisco WS-C3750G-16TD-E Catalyst 3750G 16 Ports Switch Refurbished

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Part Number#: WS-C3750G-16TD-E
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Short Description:
WS-C3750G-16TD-E Catalyst 3750G 16 Ports Enhanced Ethernet Gigabit Ethernet, 1 x 10 Gigabit Ethernet XENPAK Stackable IP Switch | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

More Information

The Cisco WS-C3750G-16TD-E Catalyst 3750G is a prominent member of Cisco's Catalyst series, renowned for its robust networking solutions. In this detailed overview, we will delve into the key features and capabilities of the WS-C3750G-16TD-E, shedding light on its enhanced Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet XENPAK, and stackable IP switch functionalities.

Overview of Cisco Catalyst 3750G Series

  • Cisco's Catalyst 3750G series is designed to meet the evolving needs of modern networking, offering high-performance solutions for enterprise environments. The WS-C3750G-16TD-E is a notable model within this series, known for its advanced features and reliability.

Key Features of WS-C3750G-16TD-E

Enhanced Ethernet

  • The WS-C3750G-16TD-E boasts enhanced Ethernet capabilities, ensuring high-speed and efficient data transfer within a network. This is crucial for meeting the demands of today's data-intensive applications.

Gigabit Ethernet

  • With 16 ports dedicated to Gigabit Ethernet, this switch provides a substantial bandwidth for fast and reliable connectivity. Gigabit Ethernet is ideal for supporting bandwidth-intensive applications, such as video streaming and large file transfers.

10 Gigabit Ethernet XENPAK

  • The inclusion of a 1 x 10 Gigabit Ethernet XENPAK port elevates the switch's performance, allowing for even higher data transfer rates. This feature is especially valuable for organizations with demanding networking requirements.

Stackable IP Switch

  • The WS-C3750G-16TD-E is stackable, enabling seamless integration into larger network infrastructures. Stackable switches enhance scalability and simplify network management, making it an excellent choice for growing enterprises.

Performance and Reliability

  • High Throughput: The switch's design emphasizes high throughput, ensuring that data flows efficiently through the network. This is crucial for maintaining optimal performance, particularly in environments with high data traffic.
  • Reliability: Cisco is renowned for producing reliable networking equipment, and the WS-C3750G-16TD-E is no exception. Its robust build and advanced features contribute to a stable and dependable network infrastructure.

Scalability and Flexibility

  • Stackable Design: The stackable nature of this switch allows for easy expansion of the network as business needs grow. Multiple switches can be stacked together, creating a unified and scalable network infrastructure.
  • Flexible Deployment Options: Whether deployed as a standalone unit or as part of a stacked configuration, the WS-C3750G-16TD-E offers flexibility in network design. This adaptability is advantageous for organizations with diverse networking requirements.

Security Features

  • Access Control Lists (ACLs): The switch supports ACLs, enabling administrators to control traffic flow and enhance network security. ACLs are instrumental in preventing unauthorized access and mitigating potential security threats.
  • Secure Shell (SSH) and Secure Sockets Layer (SSL): For secure remote management, the WS-C3750G-16TD-E supports SSH and SSL protocols. These encryption protocols ensure that sensitive data transmitted between devices and the switch remains confidential.

Energy Efficiency

  • Energy-Efficient Ethernet (EEE): As sustainability becomes a crucial consideration, the WS-C3750G-16TD-E incorporates Energy-Efficient Ethernet (EEE) standards. This feature helps reduce power consumption during periods of low network activity.
  • Smart Power Management: Cisco switches often include smart power management features to optimize energy usage. These features contribute to lower operational costs and align with environmentally conscious practices.

Use Cases and Industries

  • Enterprise Networks: The WS-C3750G-16TD-E is well-suited for enterprise networks, providing the performance and scalability required by large organizations with diverse networking needs.
  • Data Centers: With its 10 Gigabit Ethernet XENPAK port and stackable design, this switch is a valuable asset in data center environments, supporting high-density and high-performance networking.
  • Telecommunication Networks: Telecommunication providers can benefit from the switch's advanced features, ensuring reliable connectivity and efficient data transfer in telecommunications networks.

Advanced Network Management

The WS-C3750G-16TD-E Cisco Catalyst 3750G 16 Ports Ethernet Switch is a managed switch, meaning it has a built-in management interface for configuring advanced network management features. The switch is equipped with Cisco IOS software that provides a wide range of features for managing and securing the network.

Advanced management features include

  • Remote management: The switch can be managed remotely through the use of SNMP, Telnet, SSH, or the web-based management interface.
  • Monitoring and reporting: The switch supports various monitoring and reporting tools such as Cisco's Network Assistant, Cisco Prime Network Control System, and CiscoWorks LAN Management Solution (LMS) to monitor switch performance, inventory, and troubleshoot issues.
  • Configuration management: The switch supports configuration management features such as Cisco Auto-Upgrade Manager (AUM), Cisco Network Configuration Manager (NCM), and Cisco Prime Infrastructure to manage and backup switch configurations.
  • Auto-failover: The switch supports redundancy features such as Hot Standby Router Protocol (HSRP) and Virtual Switching System (VSS) to ensure high availability of the network.
  • Security: The switch supports advanced security features such as access control lists (ACLs), IEEE 802.1x port-based authentication, and DHCP snooping to protect the network.

Efficient and Scalable Networking

The WS-C3750G-16TD-E Cisco Catalyst 3750G 16 Ports Ethernet Switch is designed for efficient and scalable networking. Some of the features that contribute to this include:

Stackable design

  • The switch supports Cisco StackWise technology, which allows multiple switches to be connected and managed as a single unit. This allows for easy expansion of the network and reduces the need for additional management interfaces.

High-speed switching

  • The switch supports wire-speed switching on all ports, which means that it can forward packets at the maximum speed supported by the network.

Power over Ethernet (PoE)

  • The switch supports PoE on all ports, which allows you to power devices such as IP phones and wireless access points directly from the switch, eliminating the need for additional power sources.

Quality of Service (QoS)

  • The switch supports advanced QoS features such as traffic shaping, rate limiting, and DiffServ, which allows you to prioritize traffic and ensure that critical applications receive the bandwidth they need.


  • The switch supports Virtual LANs (VLANs), which allow you to segment the network and limit broadcast traffic, improving network performance and security.

Additionally, the switch supports a wide variety of different routing protocols, such as OSPF, BGP, EIGRP, and IS-IS, making it useful for large, complex networks. This allows for scalable and efficient routing, providing a more efficient use of network resources, and allowing for faster and more flexible network deployment.

Remote Management Protocol

  • The WS-C3750G-16TD-E Cisco Catalyst 3750G 16 Ports Ethernet Switch is a highly advanced and feature-rich network switch designed for enterprise-level networks. It is equipped with 16 Gigabit Ethernet ports and supports a wide range of remote management protocols, including Simple Network Management Protocol (SNMP), Telnet, and Secure Shell (SSH).
  • SNMP is a widely used protocol for monitoring and managing network devices remotely. It allows network administrators to monitor and control various aspects of the switch, such as its performance, configuration, and status.
  • Telnet is a remote terminal protocol that allows administrators to access the switch's command-line interface (CLI) remotely. This allows them to perform advanced configurations, troubleshoot issues, and monitor the switch's performance.
  • SSH is a secure protocol that provides an encrypted connection between the switch and a remote management device. This ensures that all data transmitted between the two devices is protected from unauthorized access and tampering.
  • In addition to these remote management protocols, this product also supports other features such as Quality of Service (QoS), Link Aggregation Control Protocol (LACP), and EnergyWise technology. These features further enhance the switch's performance and make it suitable for use in demanding network environments.

General Information about this Cisco WS-C3750G-16TD-E

  • Manufacturer: Cisco
  • Model Number or SKU# WS-C3750G-16TD-E
  • Product Line: Catalyst
  • Product Series: 3750
  • Type: Networking
  • Product Type: Ethernet Switch

Interfaces/Ports of 16 Ports Switch

  • Total Number of Network Ports: 16
  • Number of Network (RJ-45) Ports: 16
  • Port/Expansion Slot Details: 16 x Gigabit Ethernet Network
  • Port/Expansion Slot Details: 1 x 10 Gigabit Ethernet Expansion Slot

Media & Performance

  • Media Type Supported: Twisted Pair
  • Twisted Pair Cable Standard: Category 5
  • Ethernet Technology: Gigabit Ethernet
  • Network Technology: 10Base-T
  • Network Technology: 10/100/1000Base-T

I/O Expansions

  • Number of Total Expansion Slots: 1
  • Expansion Slot Type: XENPAK

Network & Communication

  • Layer Supported: 4


  • Standard Memory: 128 MB
  • Memory Technology: DRAM
  • Flash Memory: 16 MB


  • MTBF: 184422 Hours

Power Description

  • Input Voltage: 110 V AC
  • Input Voltage: 220 V AC
  • Power Source: Power Supply
  • Redundant Power Supply: Yes

Outline, the Cisco WS-C3750G-16TD-E Catalyst 3750G is a versatile and robust switch that caters to the demands of modern networking environments. Its enhanced Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet XENPAK, and stackable IP switch features make it a compelling choice for organizations seeking a reliable and scalable networking solution. Whether deployed in enterprise networks, data centers, or telecommunication environments, the WS-C3750G-16TD-E stands out as a reliable and high-performance networking solution.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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