Cisco WS-C3750X-48P-S 48 Ports Managed Switch Catalyst 3750X Refurbished

The Cisco WS-C3750X-48P-S is part of the Catalyst Series, known for its reliability and performance in various network environments. This particular model is a Layer 2 (L2) rack-mountable Ethernet switch with Power Over Ethernet+ (PoE+), offering 48 ports for 10/100/1000Base-T RJ-45 connections. Its manageable and stackable design, coupled with expansion slots, makes it a versatile choice for businesses seeking a scalable and efficient network solution.

One of the standout features of the WS-C3750X-48P-S is its 48 ports supporting various Ethernet speeds — 10/100/1000Base-T. This provides flexibility in connecting devices with different bandwidth requirements, making it suitable for diverse network setups.

One of the notable advantages of the WS-C3750X-48P-S is its stackable design. This allows multiple switches to be interconnected and managed as a single entity. Stackability enhances scalability, making it convenient to expand network capacity by adding more switches as the demand for resources grows.

One of the standout features of the Cisco WS-C3750X-48P-S is its Power Over Ethernet+ capability. PoE+ enables the switch to deliver both data and electrical power over Ethernet cables, eliminating the need for separate power sources for connected devices. This is particularly beneficial for devices like IP cameras and wireless access points, simplifying and reducing cable clutter.

The switch offers advanced manageability features, empowering IT administrators to have granular control over the network. This includes the ability to configure and monitor individual ports, manage Quality of Service (QoS), and implement security measures. The intuitive management interface enhances the overall efficiency of network operations.

As a Layer 2 switch, the Cisco WS-C3750X-48P-S operates at the data link layer of the OSI model. This allows for efficient switching and filtering of traffic based on MAC addresses. While Layer 3 switches provide routing capabilities, Layer 2 switches are often preferred for their simplicity and speed in handling local network traffic.

As energy efficiency becomes a critical concern in modern networking, the WS-C3750X-48P-S addresses this by incorporating energy-saving features. These include the ability to power down unused ports and adjust power consumption based on network demand, contributing to a greener and more cost-effective operation.

The 1U rack-mountable form factor of the Cisco WS-C3750X-48P-S ensures efficient use of space in data center environments. Additionally, its stackable design allows multiple switches to be interconnected, forming a single, logical unit. This not only simplifies management but also provides scalability for growing network requirements.

The inclusion of two expansion slots further enhances the flexibility of the Cisco WS-C3750X-48P-S. These slots allow for additional modules or uplink ports, enabling organizations to adapt the switch to changing network demands. Expansion slots are a crucial aspect for businesses anticipating future growth and evolving connectivity requirements.

The Cisco WS-C3750X-48P-S is well-suited for enterprise networks where a combination of performance, manageability, and scalability is essential. Its PoE+ support makes it an ideal choice for powering IP phones, cameras, and wireless access points, simplifying the deployment of these devices across the organization.

In data center environments, space and scalability are critical considerations. The rack-mountable and stackable design of this switch, along with its expansion slots, makes it an excellent fit for data centers with evolving connectivity needs. The Layer 2 functionality ensures efficient handling of local network traffic.

SMBs with growing networking requirements can benefit from the Cisco WS-C3750X-48P-S. Its manageable design allows for easy configuration and monitoring, even with limited IT resources. The switch's ability to scale through stacking and expansion slots accommodates the changing needs of SMBs.

The WS-C3750X-48P-S Cisco Catalyst 3750-X Series 48-Ports PoE+ Manageable Layer 2 Ethernet Switch is designed for efficient and scalable networking. The switch supports stackable, multi-chassis virtualization, which allows multiple switches to be connected together to form a single, logical unit. This allows for increased scalability and simplified management, as the switches can be managed as a single entity. This feature also provides redundancy and high availability, as if one switch fails, the others can take over its functions.

The switch also supports Cisco StackPower technology, which allows power to be shared between multiple switches in a stack. This helps to reduce power consumption and costs, while also increasing availability by providing redundancy in case of power supply failure.

The switch is also designed for high performance and low latency, with wire-speed performance for all traffic types. Quality of Service (QoS) features allow you to prioritize different types of network traffic, such as voice or video, ensuring that critical applications receive the bandwidth they need.

Additionally, the switch supports advanced security features, such as control plane and data plane access security, to help protect against network threats. Energy management features also help to reduce power consumption and costs.

The WS-C3750X-48P-S Cisco Catalyst 3750-X Series 48-Ports PoE+ Manageable Layer 2 Ethernet Switch has several security features to help protect against network threats. Some of the key security features include:

• Access Control Lists (ACLs): The switch supports standard and extended ACLs, which can be used to filter traffic based on various criteria, such as source and destination IP addresses, ports, and protocols.
• Control Plane and Data Plane Security: The switch has several features to secure the control and data planes of the network. This includes features such as dynamic ARP inspection (DAI), IP source guard, and DHCP snooping. These features help to prevent malicious attacks such as ARP spoofing and DHCP starvation.
• Port Security: The switch supports port security, which allows you to specify which MAC addresses are allowed to access a specific port. This can be used to prevent unauthorized devices from accessing the network.
• 802.1X Authentication: The switch supports 802.1X authentication, which allows you to authenticate devices before they are allowed to access the network. This can be used to ensure that only authorized devices are able to access the network.
• Private VLANs: The switch supports Private VLANs (PVLANs), which allow you to segment a VLAN into multiple sub-VLANs. This can be used to improve security by isolating different groups of devices on the network.
• Encryption: The switch supports encryption for management access, SNMPv3, SSH, and HTTPS. This helps to prevent unauthorized access to the switch configuration and sensitive data.

• Manufacturer: Cisco
• Model Number or SKU# WS-C3750X-48P-S
• Product Line: Catalyst
• Product Series: 3750-X
• Product Type: Ethernet Switch

• Number of Network Ports: 48
• USB: Yes
• Number of PoE Ports: 48
• Stack Port: Yes

• Ethernet Technology: Gigabit Ethernet
• Network Technology: 10/100/1000Base-T
• Layer Supported: 2
• Number of Total Expansion Slots: 2

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

• Standard Memory: 256 MB
• Memory Technology: DRAM
• Flash Memory: 128 MB

In summary, the Cisco WS-C3750X-48P-S Catalyst Series switch offers a comprehensive solution for organizations seeking a reliable, manageable, and scalable network infrastructure. With its extensive port configuration, Power Over Ethernet+ support, and advanced manageability features, this switch caters to a wide range of applications, from enterprise networks to SMBs and data centers. The inclusion of expansion slots and energy-efficient technologies further positions the Cisco WS-C3750X-48P-S as a versatile and future-ready networking solution.