Cisco AIR-WLC2125-K9 8 Ports Wireless LAN Controller Aironet Refurbished

The Cisco AIR-WLC2125-K9 is a Wireless LAN Controller (WLC) that belongs to the Aironet 2100 Series, specifically the 2125 model. This device is designed for both desktop and rack-mountable installations, providing a versatile solution for managing wireless networks. This series is renowned for its efficiency in delivering secure and high-performance wireless connectivity. Whether it's in an enterprise, campus, or branch environment, the Aironet 2100 Series is engineered to meet the demands of diverse networking scenarios.

The Cisco AIR-WLC2125-K9 belongs to the Aironet 2100 Series, characterized by its 2125 model. This 8-port Wireless LAN Controller exhibits a thoughtful design that caters to different deployment scenarios. Its desktop and rack-mountable capabilities provide flexibility, allowing organizations to integrate it seamlessly into their existing infrastructure. With its desktop and rack-mountable form factor, this controller can be seamlessly integrated into various networking environments. This adaptability allows network administrators to optimize space and choose the most fitting deployment option based on their specific needs.

Equipped with 2 x 10/100Base-TX ports, the AIR-WLC2125-K9 ensures reliable and high-speed Ethernet connectivity. These ports serve as the interface for connecting the controller to the broader network infrastructure. This dual Ethernet setup contributes to network redundancy, enhancing reliability and ensuring uninterrupted wireless services.

The device comes with 2 x 10/100Base-TX interfaces, emphasizing its commitment to high-speed connectivity. These interfaces enable quick and reliable data transfer, ensuring that the wireless network operates at optimal performance levels. Moreover, the inclusion of Power over Ethernet (PoE) support adds another layer of convenience, as it allows the controller to power up to 25 Lightweight Access Points directly.

One of the standout features of the Cisco AIR-WLC2125-K9 is its Power over Ethernet capability. This technology eliminates the need for separate power sources for the Wireless LAN Controller and the connected Lightweight Access Points. With PoE, the device can draw power directly through the Ethernet cable, simplifying installation and reducing clutter. This is particularly advantageous in environments where access to power outlets may be limited. This means that the controller can receive power through the Ethernet cable, eliminating the need for a separate power source. This PoE support simplifies installation and reduces cable clutter, making it an ideal choice for streamlined and efficient deployments.

Designed with scalability in mind, the Aironet 2100 Series 2125 supports connectivity for up to 25 Lightweight Access Points. This scalability ensures that the wireless network can grow with the evolving needs of the organization. Whether it's a small business looking to expand its network or an enterprise-scale deployment, the Cisco WLC2125-K9 provides the necessary capacity to accommodate a growing number of access points.

The Cisco WLC2125-K9 excels in centralized management, offering administrators a unified interface to monitor and control the entire wireless network. This centralized approach streamlines network management, making it more efficient and less time-consuming. Administrators can configure settings, and monitor performance, and issues from a single point of control, enhancing the overall manageability of the wireless infrastructure.

Security is a top priority in any network, and the Cisco Aironet 2100 Series 2125 doesn't disappoint. The Wireless LAN Controller is equipped with robust security features to safeguard the integrity and confidentiality of data transmitted over the network. This includes encryption protocols, authentication mechanisms, and intrusion prevention systems, providing a comprehensive security framework.

Ensuring optimal performance for critical applications is essential in modern networks. The Cisco WLC2125-K9 incorporates Quality of Service (QoS) optimization, allowing administrators to prioritize network traffic based on application requirements. This ensures that bandwidth is allocated efficiently, enhancing the user experience for latency-sensitive applications and services.

Downtime can be costly for businesses, and the Cisco Aironet 2100 Series 2125 addresses this concern with its high availability and redundancy features. The controller supports failover mechanisms, ensuring uninterrupted operation even in the event of hardware failures. Redundant power supplies and backup configurations further contribute to a resilient network architecture.

For small to medium-sized businesses (SMBs), the Cisco WLC2125-K9 offers an ideal solution. Its scalability allows SMBs to start with a smaller number of access points and expand as the business grows. The PoE support simplifies installation, making it suitable for environments where setting up separate power sources might be challenging.

In larger enterprise environments, the Cisco Aironet 2100 Series 2125 shines with its scalability and centralized management capabilities. The ability to manage up to 25 access points from a single controller simplifies the complex task of overseeing a large wireless network. Additionally, the high availability and redundancy features contribute to the reliability of the network in enterprise-scale deployments.

Educational institutions, with their diverse user base and varied connectivity needs, can benefit from the Cisco WLC2125-K9. The centralized management and security features make it easier for IT administrators to maintain a secure and efficient wireless network across campuses. The scalability ensures that the controller can accommodate the increasing number of devices and users.

The AIR-WLC2125-K9 Cisco Aironet 2125 Wireless LAN Controller is designed to provide high-performance wireless network connectivity for small and medium-sized businesses and enterprise branch offices. It supports up to 100 lightweight access points (APs) and up to 2,000 wireless clients.

The controller supports the IEEE 802.11a/b/g/n/ac wireless standards, which provide high-speed data transfer and increased capacity for wireless networks. It also supports Cisco's CleanAir technology, which uses real-time spectrum analysis to detect and mitigate wireless interference, improving network performance and reliability.

The controller also has some advanced features such as Cisco's Flexible Radio Assignment (FRA) technology, which allows for dynamic radio resource allocation to optimize network performance. Additionally, it also supports Cisco's Wireless Control System (WCS) for centralized management and monitoring of wireless networks.

The AIR-WLC2125-K9 is designed to be highly scalable and flexible, allowing for easy deployment and management of wireless networks. Additionally, it is also backed by Cisco's reputation for quality and reliability. Cisco offers comprehensive support, including software updates and assistance, to ensure that the controller is always running at optimal performance.

• Manufacturer: Cisco
• Part Number or SKU# AIR-WLC2125-K9
• Product Line: Aironet
• Product Series: 2100
• Product Type: Wireless LAN Controller

• Number of Network (RJ-45) Ports: 8
• Fast Ethernet Port: Yes
• PoE (RJ-45) Port: Yes
• Management Port: Yes

• IEEE 802.1Q VLAN
• SNMP v1/ 2c/3
• Telnet
• HTTP
• Syslog
• Cisco private MIB

• Power Source: AC Adapter

Features

• DHCP support, BOOTP support, ARP support, VLAN support, Syslog support, Quality of Service (QoS)

Outline, the Cisco AIR-WLC2125-K9 Aironet 2100 Series 2125 Wireless LAN Controller stands out as a powerful and versatile solution for modern networking challenges. Its design, scalability, and feature-rich capabilities make it suitable for a wide range of deployment scenarios, from small businesses to large enterprises and educational institutions. With a focus on ease of use, security, and high performance, the Cisco WLC2125-K9 represents a reliable choice for organizations looking to build and manage robust wireless networks.