## Overview of Ethernet Switch
? Manufacturer: Cisco
? Model Number: SG220-50P-K9-NA
? Product Line: Smart Plus
? Series: 220
? Model: SG220-50P
? Type: Ethernet Switch
? Network Ports: 50
? Uplink Port: Yes
? Modular: Yes
? USB Ports: No
? PoE+ Ports: 48
? Expansion Slots: 2 (SFP)
? Network Ports Details: 50 x Gigabit Ethernet, 2 x Gigabit Expansion Slots
### Media and Performance
? Supported Media Types: Twisted Pair, Optical Fiber
? Twisted Pair Cable Standard: Category 5
? Ethernet Technology: Gigabit Ethernet
? Network Technology: 10/100/1000Base-T, 1000Base-X
### Networking Capabilities
? Layer: 2
? MAC Address Table Size: 8192 entries
? Jumbo Frame Support: 9216 bytes
### Management and Protocols
? Manageable: Yes
? Management Protocols: SNMP (1, 2c, 3), CLI, Telnet, RMON, MIB, DHCP, Web-Based Management
? Remote Management: Supported via SNMP, RMON, Telnet, HTTP, HTTPS, TFTP, CLI
? Authentication Methods: RADIUS, TACACS+
### Features and Capabilities
? Flow Control
? Layer 2 Switching
? BOOTP and VLAN Support
? IGMP Snooping
? Syslog Support
? DoS Attack Prevention
? Port Mirroring
? DiffServ and WRR Queuing
? MAC Address Filtering
? Storm Control (Broadcast, Multicast, Unicast)
? Firmware Upgradable
? SNTP Support
? Spanning Tree Protocols (STP, RSTP, MSTP)
? TFTP Support
? Access Control List (ACL) Support
? Quality of Service (QoS)
? MLD Snooping
? LLDP Support
? DHCP Relay and Client
? Energy Efficient Ethernet
? 12MB Packet Buffer
? GARP and GVRP Support
? Type of Service (ToS)
? Four Fans
### Memory and Reliability
? Standard Memory: 128 MB
? Flash Memory: 32 MB
? MTBF: 194,036 Hours
### Power and Environmental Specifications
? Power Source: Power Supply
? Voltage Required: AC 120/230 V (50/60 Hz)
? Power Over Ethernet (PoE): PoE+
? PoE Budget: 375 W
? Operating Temperature Range: 32 ?F to 122 ?F
? Storage Temperature Range: -4 ?F to 158 ?F
? Operating Humidity Range: 10 ? 90% (non-condensing)
? Storage Humidity Range: 10 ? 90% (non-condensing)
### Package Contents
? SG220-50P Ethernet Switch
? Power Cord
? Mounting Kit
? Console Cable
? CD-ROM with User Documentation (PDF)
? Quick Start Guide
### Compliance and Standards
? IEEE Standards: 802.3, 802.3u, 802.3ab, 802.3ad, 802.3z, 802.3x, 802.1D, 802.1Q, 802.1p, 802.1s, 802.1X, 802.3at, 802.3af
## Ports
### High Port Density
The Cisco SG220-50P-K9-NA Ethernet Switch is equipped with an impressive 50 ports, making it an ideal choice for businesses that require a high-density networking solution. With this switch, you can connect a large number of devices such as computers, servers, printers, and IP phones to your network without the need for additional hardware.
Versatile Connectivity
Featuring 48 10/100/1000 Gigabit Ethernet ports and 2 combo mini-GBIC uplink ports, the Cisco SG220-50P-K9-NA provides versatile connectivity options for various network devices. The Gigabit Ethernet ports offer high-speed connections for bandwidth-intensive applications, while the mini-GBIC uplink ports allow for easy expansion of your network by connecting to other switches or devices using fiber optic cables.
### Power over Ethernet (PoE) Support
One of the standout features of the Cisco SG220-50P-K9-NA switch is its support for Power over Ethernet (PoE), which allows you to power compatible devices directly through the Ethernet cables. This eliminates the need for separate power supplies and reduces cable clutter, making installation and management more convenient. With 24 PoE+ ports, this switch can provide power to devices such as IP cameras, wireless access points, and VoIP phones, simplifying your network infrastructure and reducing costs.
#### Simplified Deployment of Network Devices
The PoE support offered by this switch makes it easier to deploy network devices in locations where power outlets may not be readily available. You can conveniently install IP cameras in areas without nearby power sources or position wireless access points in optimal locations without worrying about power supply limitations. This flexibility enhances the scalability and efficiency of your network infrastructure.
#### Intelligent Power Allocation
The Cisco SG220-50P-K9-NA switch features intelligent power allocation capabilities, allowing you to efficiently manage and prioritize power distribution among connected devices. This ensures that critical devices receive sufficient power while preventing power overload situations. With features such as power monitoring and per-port power consumption measurement, you can effectively monitor and optimize power usage, resulting in cost savings and improved network performance.
### Enhanced Network Performance
The high port density of the Cisco SG220-50P-K9-NA switch contributes to enhanced network performance by providing ample connectivity options. With 48 Gigabit Ethernet ports, you can achieve blazing-fast data transfer speeds, enabling smooth and uninterrupted communication between connected devices. Whether it’s transferring large files, streaming high-definition media, or running bandwidth-intensive applications, this switch ensures optimal performance and minimizes latency.
#### Increased Bandwidth
Each of the 48 Gigabit Ethernet ports on the Cisco SG220-50P-K9-NA switch supports full-duplex operation, allowing simultaneous data transmission in both directions. This doubles the effective bandwidth, enabling faster file transfers, improved video streaming quality, and seamless VoIP communication. The increased bandwidth provided by these ports ensures that your network can handle the demands of a growing business, allowing for smooth expansion and future scalability.
#### Efficient Traffic Management
The Cisco SG220-50P-K9-NA switch incorporates advanced traffic management features to optimize network performance. With features like Quality of Service (QoS) and VLAN support, you can prioritize critical traffic, ensuring that important applications receive the necessary bandwidth for smooth operation. By efficiently managing network traffic, this switch eliminates congestion and latency issues, providing a reliable and responsive network experience for all users.
##### QoS for Real-time Applications
The Quality of Service (QoS) capabilities of the Cisco SG220-50P-K9-NA switch prioritize real-time applications such as voice and video conferencing. By assigning higher priority to these applications, you can ensure that they receive the necessary bandwidth and are not affected by other non-essential traffic. This guarantees clear and uninterrupted communication, enhancing collaboration and productivity in your organization.
##### VLAN Support for Network Segmentation
With VLAN support, the Cisco SG220-50P-K9-NA switch allows you to create logical networks within a single physical network infrastructure. This enables network segmentation, which enhances security, improves performance, and simplifies network management. By isolating different departments or groups into separate VLANs, you can control access to sensitive data and resources, prevent unauthorized access, and efficiently manage network resources.
### Reliability and Redundancy
The Cisco SG220-50P-K9-NA switch ensures network reliability and minimizes downtime through its redundant design and advanced features.
#### Redundant Power Supply
This switch supports an optional external redundant power supply (RPS) unit, providing backup power in case of a primary power supply failure. The RPS unit automatically takes over the power supply duties, ensuring uninterrupted operation of your network devices. By eliminating single points of failure, the redundant power supply enhances the overall reliability and availability of your network infrastructure.
#### Link Aggregation for Load Balancing
The Cisco SG220-50P-K9-NA switch supports Link Aggregation Control Protocol (LACP) for link aggregation. This feature allows you to bundle multiple physical links into a single logical link, increasing overall bandwidth and providing redundancy. In case of a link failure, traffic is automatically redirected to the remaining active links, ensuring uninterrupted connectivity and preventing network bottlenecks.
##### Improved Network Uptime
Link aggregation enhances network uptime by distributing traffic across multiple links, reducing the risk of congested links and ensuring efficient utilization of available bandwidth. With improved network availability and redundancy, your business can rely on a stable and resilient network infrastructure.
##### Efficient Load Balancing
The Cisco SG220-50P-K9-NA switch intelligently balances traffic across the aggregated links, preventing any single link from becoming overloaded. This load balancing mechanism optimizes network performance and prevents bottlenecks, resulting in a smooth and consistent user experience.
In conclusion, the Cisco SG220-50P-K9-NA Ethernet Switch with its 50 ports offers high port density, versatile connectivity options, Power over Ethernet support, enhanced network performance, and reliability features. Whether you need to connect numerous devices, power PoE-enabled devices, prioritize real-time applications, or ensure network redundancy, this switch provides the necessary capabilities. With its advanced features and intelligent design, the Cisco SG220-50P-K9-NA switch is an excellent choice for businesses looking for a robust and scalable networking solution.
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