More Information on this Item Catalyst 3850 Managed Switch
The WS-C3850-48U-L Cisco Catalyst 3850 is a 48-port Gigabit Ethernet switch with 2 10 Gigabit Ethernet ports. It is designed for enterprise and campus networks and offers advanced features such as power over Ethernet Plus (PoE+), Layer 3 routing, and network virtualization. The 3850 series supports Cisco's StackWise-480 technology, which allows multiple switches to be connected and managed as a single unit, providing increased scalability and availability. Additionally, the 3850 series supports Cisco's Application Visibility and Control (AVC) feature, which allows for the monitoring and management of application traffic on the network. The switch also supports Cisco's StackPower technology which allows the stack of switches to share power supplies and power budgeting among the stack members.
The Cisco Catalyst 3850 series also supports advanced security features such as DHCP snooping, IP Source Guard, and Dynamic ARP inspection (DAI) to prevent malicious DHCP and ARP attacks. It also supports Cisco Identity Services Engine (ISE) which allows network access control and profiling of devices connecting to the network. It also supports Flexible NetFlow (FNF) which allows detailed visibility into network traffic and can be used for network planning and troubleshooting, as well as security and compliance monitoring.
In terms of power, it supports both AC and DC power supplies, and it is designed for energy efficiency, with features such as EnergyWise technology to monitor and control energy usage.
The Cisco WS-C3850-48U-L is a managed switch, part of the Catalyst 3850 series, designed to provide robust networking solutions. With 48 ports supporting 10/100/1000Base-T RJ-45 connections, this Layer 2 switch offers Universal Power Over Ethernet (UPoE) capability, making it rack-mountable and suitable for both 1U rack and desktop stacking configurations.
Understanding Managed Switches
Managed switches are devices that efficiently direct network traffic between devices within a network. They offer advanced features such as traffic control, security measures, and management capabilities to optimize network performance.
Features of Cisco WS-C3850-48U-L Catalyst 3850 Managed Switch
48 Ports with 10/100/1000Base-T RJ-45 Connectors
Featuring 48 ports with RJ-45 connectors, this switch supports various Ethernet speeds, allowing for versatile connections across different devices.
Universal Power Over Ethernet (UPoE)
The UPoE capability allows the switch to deliver higher power levels over Ethernet cables, supporting power-hungry devices such as IP cameras or access points.
Layer 2 Functionality
Operating at Layer 2 of the OSI model, this switch efficiently forwards traffic based on MAC addresses, providing basic switching and VLAN functionalities.
Rack-mountable 1U Design and Desktop Stacking
Its 1U rack-mountable design optimizes space in server racks, while the desktop stacking configuration offers flexibility in deployment.
Importance of Managed Switches in Networking
Managed switches offer several advantages in networking environments:
Traffic Control and Segmentation
Layer 2 switches segment network traffic, improving network performance by efficiently managing data flow within the network.
Managed switches offer security features such as port security, VLANs, and Access Control Lists (ACLs) to enhance network security and control.
The manageability of these switches through a user-friendly interface allows for remote configuration and monitoring, facilitating ease of management.
Benefits of Using Cisco WS-C3850-48U-L Catalyst 3850 Managed Switch
The 48 ports with RJ-45 connectors support various Ethernet speeds, offering versatile connectivity for different devices within the network.
The UPoE capability allows the switch to power devices that require higher power levels over Ethernet cables, reducing the need for additional power sources.
Rack-Mountable and Desktop Stacking
The switch's 1U rack-mountable design and desktop stacking configuration provide deployment flexibility to suit various networking setups.
Use Cases for Cisco WS-C3850-48U-L Catalyst 3850 Managed Switch
In large-scale enterprise environments requiring efficient network traffic management and versatile connectivity, this switch supports diverse networking needs.
Offices and Campus Settings
For office spaces or campus environments needing a mix of Ethernet speeds and power support for devices like IP phones or wireless access points, this switch is suitable.
Surveillance and Access Control
In settings requiring high-power delivery for IP cameras, access control systems, or other power-demanding devices, the UPoE capability of this switch is beneficial.
Performance and Reliability
The WS-C3850-48U-L is a model of the Cisco Catalyst 3850 series, which is a line of enterprise-grade network switches designed for use in enterprise and campus networks. This specific model offers 48 Gigabit Ethernet ports and 2 10 Gigabit Ethernet ports, making it suitable for high-speed connectivity to a variety of devices and network segments.
In terms of performance, the 3850 series supports Cisco's StackWise-480 technology, which allows multiple switches to be connected and managed as a single unit, providing increased scalability and availability. Additionally, the switch supports Cisco's Application Visibility and Control (AVC) feature, which allows for the monitoring and management of application traffic on the network. This feature allows for granular control over bandwidth allocation, prioritization, and security, ensuring that critical applications have the resources they need while also preventing misuse and abuse of network resources.
In terms of reliability, the 3850 series is designed for high availability, with features such as redundant power supplies and fans, and support for link aggregation and spanning tree protocols to protect against network loops and link failures. The switch also supports Cisco's EnergyWise technology, which allows for the monitoring and management of power consumption by connected devices, enabling energy savings and reducing costs.
The WS-C3850-48U-L Cisco Catalyst 3850 48-Port Ethernet Switch is compliant with a variety of industry standards that ensure its compatibility and functionality with other networking equipment and systems. Some of the key compliant standards for this switch are:
- IEEE 802.3: This is the standard for Ethernet, which is the most widely used LAN technology. The switch is compliant with the IEEE 802.3 standard for Ethernet, which means it is compatible with other Ethernet-based devices and systems.
- IEEE 802.3u: This is the standard for Fast Ethernet, which defines the physical layer and media access control specifications for 100Mbps Ethernet. The switch is compliant with IEEE 802.3u, which means it supports Fast Ethernet connectivity.
- IEEE 802.3z: This is the standard for Gigabit Ethernet, which defines the physical layer and media access control specifications for 1000Mbps Ethernet. The switch is compliant with IEEE 802.3z, which means it supports Gigabit Ethernet connectivity.
- IEEE 802.3ab: This is the standard for Gigabit Ethernet over copper cabling, which defines the physical layer and media access control specifications for 1000Mbps Ethernet over copper twisted-pair cables. The switch is compliant with IEEE 802.3ab, which means it supports Gigabit Ethernet connectivity over copper cabling.
- IEEE 802.3at: This is the standard for Power over Ethernet (PoE), which defines the power sourcing and power management for Ethernet devices. The switch is compliant with IEEE 802.3at, which means it supports PoE+ and can provide power to connected devices such as IP phones, wireless access points, and cameras.
- IEEE 802.3x: This is the standard for flow control, which defines the mechanisms for controlling the flow of data in a network. The switch is compliant with IEEE 802.3x, which means it supports flow control and can prevent network congestion.
- IEEE 802.1D: This is the standard for Spanning Tree Protocol (STP), which allows for the detection and recovery of loops in a network. The switch is compliant with IEEE 802.1D, which means it supports STP and can prevent loops in the network.
- IEEE 802.1Q: This is the standard for Virtual LANs (VLANs), which allows for the creation of multiple logical networks on a single physical network. The switch is compliant with IEEE 802.1Q, which means it supports VLANs and can segment the network into multiple logical networks.
General Information about this Cisco WS-C3850-48U-L
- Manufacturer: Cisco
- Part Number or SKU # WS-C3850-48U-L
- Product Line: Catalyst
- Product Series: 3850
- Product Model: 3850-48U
- Product Name: Catalyst 3850 48 Port UPOE LAN Base
- Product Type: Ethernet Switch
- Stack Port Yes
- Total Number of Network Ports 48
- Port/Expansion Slot Details 48 x Gigabit Ethernet Network
Media & Performance
- Media Type Supported Twisted Pair
- Ethernet Technology Gigabit Ethernet
- Network Technology 10/100/1000Base-T
- Number of Total Expansion Slots 3
Network & Communication
- Layer Supported 2
Management & Protocols
- Manageable Yes
- Package Contents-
- Catalyst 3850 48 Port UPOE LAN Base
- 1100W AC Power Supply
In summary, the Cisco WS-C3850-48U-L Catalyst 3850 Managed Switch with its 48 RJ-45 ports, UPoE capability, Layer 2 functionality, rack-mountable 1U design, and desktop stacking configuration offers a versatile and robust networking solution. Whether in enterprise networks, office environments, or surveillance setups, this switch provides versatile connectivity, power delivery capabilities, and manageability, catering to various networking requirements and enhancing overall network performance.
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