Cisco SG500-28P-K9-NA 28 Ports Ethernet Switch Twisted Pair Refurbished

In the fast-paced world of networking, businesses demand reliable and efficient solutions to ensure seamless connectivity. The Cisco SG500-28P-K9-NA, a 28-port Ethernet Twisted Pair Small Business Switch, stands out as a versatile and robust networking device. This review will delve into its features, benefits, and specifications, offering an in-depth analysis to help businesses make informed decisions.

The Cisco SG500-28P-K9-NA is part of Cisco's Small Business Switch portfolio, designed to meet the networking needs of small and medium-sized enterprises (SMEs). This switch is equipped with 28 ports, making it suitable for businesses with growing network requirements. The "P" in its model name signifies that it supports Power over Ethernet (PoE), a feature that enhances flexibility by enabling the switch to power connected devices like IP cameras and VoIP phones.

The SG500-28P-K9-NA boasts 28 ports, providing ample connectivity options for various devices. This is particularly advantageous for businesses with multiple departments or workstations that require a reliable and high-speed network connection.

One standout feature of this switch is its Power over Ethernet support. With PoE capabilities, the switch can deliver both data and electrical power over a single Ethernet cable, simplifying installation and reducing cable clutter. This is particularly advantageous for devices like IP cameras, VoIP phones, and wireless access points.

In the realm of networking, speed is crucial. The SG500-28P-K9-NA supports Gigabit Ethernet speeds, ensuring swift data transfers and minimal latency. This is particularly beneficial for businesses that rely on bandwidth-intensive applications or require quick access to shared resources.

Unlike basic switches, the SG500-28P-K9-NA features Layer 3 routing capabilities. This allows the switch to make intelligent routing decisions based on IP addresses, enhancing network efficiency and performance. Businesses with complex network architectures can benefit significantly from this advanced routing functionality.

To prioritize critical traffic and ensure optimal performance for essential applications, the switch comes equipped with Quality of Service features. QoS allows businesses to allocate bandwidth according to their specific needs, ensuring that mission-critical applications receive the necessary resources.

Security is a top priority in today's interconnected world. The SG500-28P-K9-NA incorporates robust security measures, including VLAN support, Access Control Lists (ACLs), and secure management protocols. These features contribute to safeguarding the network against unauthorized access and potential cyber threats.

Simplifying the management of network devices is crucial for efficient operations. Cisco's Small Business Switch comes with an intuitive management interface, allowing administrators to configure settings, monitor performance, and troubleshoot issues with ease. This user-friendly interface is especially beneficial for businesses without dedicated IT staff.

Security is paramount in today's interconnected world, and this switch addresses this concern with robust security features. It supports features like Access Control Lists (ACLs), port security, and 802.1X authentication, providing a layered defense against unauthorized access and potential security threats.

In anticipation of the transition to IPv6, the SG500-28P-K9-NA is equipped with IPv6 support. This ensures compatibility with the latest networking protocols, future-proofing the network infrastructure.

The 28 ports on the SG500-28P-K9-NA provide scalability for growing businesses. As the network expands, additional devices can be seamlessly integrated, ensuring that the switch remains a viable and cost-effective solution in the long term.

The PoE support not only simplifies installation but also contributes to cost efficiency. By eliminating the need for separate power sources for connected devices, businesses can save on both equipment costs and ongoing operational expenses.

Gigabit Ethernet speeds and Layer 3 routing capabilities contribute to enhanced network performance. Whether it's large file transfers, video conferencing, or real-time collaboration, the SG500-28P-K9-NA is well-equipped to handle the demands of modern business operations.

Cisco is a reputable name in the networking industry, known for producing reliable and durable hardware. The SG500-28P-K9-NA is no exception, offering businesses a dependable networking solution that can withstand the rigors of continuous use.

With Gigabit Ethernet speeds and Layer 3 routing capabilities, the switch contributes to improved network efficiency. This is particularly beneficial for businesses with high data transfer requirements, ensuring that data flows seamlessly within the network.

Small businesses often face unique security challenges. The security features integrated into the SG500-28P-K9-NA provide a robust defense against unauthorized access and potential cyber threats, offering peace of mind to business owners.

Switching Capacity

The Cisco SG500-28P-K9-NA offers a substantial switching capacity, ensuring that the switch can handle the data traffic within the network efficiently. This is crucial for preventing bottlenecks and maintaining optimal performance.

Redundancy Features

To enhance reliability, the switch incorporates redundancy features such as Link Aggregation (LAG) and Rapid Spanning Tree Protocol (RSTP). These features help create resilient network architectures, minimizing downtime in the event of a link or device failure.

Fanless Design

The fanless design of the switch not only contributes to its durability but also reduces noise levels. This is particularly advantageous for office environments where a quiet and unobtrusive networking solution is desirable.

• Manufacturer: Cisco
• Model Number or SKU# SG500-28P-K9-NA
• Product Series: 500
• Product Type: Ethernet Switch

• Total Number of Network Ports: 24
• Number of PoE (RJ-45) Ports: 24
• Stack Port: Yes
• Number of Network (RJ-45) Ports: 24

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

• Number of Total Expansion Slots: 4
• Number of SFP Slots: 4

• Layer Supported: 2

• Manageable: Yes
• Management Options: DHCP, CLI, GUI, VLAN, QoS, SNMP
• Features:
• Flow control
• Layer 2 switching
• VLAN support
• IPv6 support
• Spanning Tree Protocol (STP) support
• Rapid Spanning Tree Protocol (RSTP) support
• Multiple Spanning Tree Protocol (MSTP) support
• Access Control List (ACL) support
• Quality of Service (QoS)
• Reset button
• LACP support
• Energy Efficient Ethernet
• Dynamic VLAN Support (GVRP)

• IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.3at, IEEE 802.3az

• Standard Memory: 256 MB
• Flash Memory: 32 MB

• PoE (RJ-45) Port: Yes
• Input Voltage: 110 V AC, 220 V AC
• Power Source: Power Supply
• Redundant Power Supply: No

• Min Operating Temperature: 32 °F
• Max Operating Temperature: 104 °F
• Humidity Range Operating: 10 - 90% (non-condensing)
• Min Storage Temperature: -4 °F
• Max Storage Temperature: 158 °F
• Humidity Range Storage: 10 - 90% (non-condensing)

Outline, the Cisco SG500-28P-K9-NA stands as a formidable solution for small and medium-sized businesses seeking a reliable and feature-rich networking switch. With its 28 ports, PoE support, Gigabit Ethernet speeds, Layer 3 routing capabilities, and robust security features, this switch addresses the diverse needs of modern enterprises.

Businesses can benefit from the scalability, cost efficiency, enhanced performance, reliability, and simplified management offered by the SG500-28P-K9-NA. Whether it's supporting the growth of a network, reducing operational costs, or ensuring seamless connectivity, Cisco's Small Business Switch proves to be a valuable asset in the ever-evolving landscape of networking solutions.