Cisco AIR-CT5508-HA-K9 8 Ports SFP Wireless LAN Controller Refurbished

In the realm of network management, having a robust and reliable Wireless Local Area Network (WLAN) controller is crucial for ensuring seamless connectivity and efficient network operations. The AIR-CT5508-HA-K9, part of the 5508 Series, is an 8-port SFP (mini-GBIC) Gigabit Ethernet controller designed to meet the demands of high-availability network environments. This article aims to provide a detailed exploration of the features, functionalities, and benefits of the AIR-CT5508-HA-K9 as a Wireless LAN Controller.

The AIR-CT5508-HA-K9 is a 1U rack-mountable device that serves as a centralized point for managing and controlling wireless access points within a network. It operates on Gigabit Ethernet connectivity and supports up to 8 Small Form-Factor Pluggable (SFP) ports, commonly known as mini-GBIC ports. These ports enhance the flexibility of network configurations, allowing for various connectivity options.

• High Availability (HA): One of the standout features of the AIR-CT5508-HA-K9 is its high-availability architecture. This ensures uninterrupted network services by incorporating redundancy and failover mechanisms. In case of a controller failure, the HA setup ensures that the secondary controller takes over seamlessly, minimizing downtime and maximizing network reliability.
• Gigabit Ethernet Connectivity: The 8 Gigabit Ethernet ports provide high-speed connectivity for efficient data transfer between the controller and other network components. This is crucial for supporting the increasing bandwidth demands of modern wireless networks.
• SFP (mini-GBIC) Ports: The inclusion of 8 SFP ports offers the flexibility to use various optical and copper transceivers, allowing organizations to adapt the controller to their specific networking requirements. This modularity is advantageous for scalability and accommodating diverse network setups.
• External Mounting: The external mounting capability of the AIR-CT5508-HA-K9 ensures easy integration into existing network infrastructures. This facilitates a streamlined deployment process without significant alterations to the existing setup.
• 1U Rack-Mountable Design: The 1U form factor is space-efficient, making it suitable for data center environments where rack space is at a premium. The compact design doesn't compromise on performance, making it an ideal solution for organizations with space constraints.

• Network Management: The primary function of the AIR-CT5508-HA-K9 is to manage and control wireless access points (APs) within the network. It acts as a central point for configuring, monitoring, and troubleshooting wireless connections, providing administrators with a comprehensive view of the network's status.
• Scalability: The controller's architecture is designed to scale with the growing needs of the network. As the number of connected devices and wireless users increases, the AIR-CT5508-HA-K9 can accommodate the expansion, ensuring consistent performance and reliability.
• Load Balancing: Efficient load balancing is crucial for optimizing network resources and preventing congestion. The AIR-CT5508-HA-K9 employs intelligent load-balancing algorithms to distribute traffic evenly among connected access points, enhancing overall network performance.
• Security: Security is a paramount concern in wireless networks. The controller supports a range of security features, including WPA (Wi-Fi Protected Access) and WPA2, ensuring that data transmitted over the wireless network is encrypted and protected from unauthorized access.
• Quality of Service (QoS): To prioritize critical network traffic, the AIR-CT5508-HA-K9 implements Quality of Service (QoS) mechanisms. This ensures that applications with high-priority requirements, such as voice and video communications, receive the necessary bandwidth and low-latency connections.

• Enterprise Networks: The AIR-CT5508-HA-K9 is well-suited for enterprise-level deployments where a reliable and scalable wireless network is essential. Its high-availability features make it an ideal choice for organizations with mission-critical operations that cannot tolerate network downtime.
• Campus Environments: In educational institutions or large campus settings, the controller's scalability and ability to manage numerous access points make it a valuable asset. The external mounting option facilitates seamless integration into existing campus networks.
• Data Centers: The 1U rack-mountable design makes the AIR-CT5508-HA-K9 suitable for data center environments. Its compact form factor allows for efficient use of rack space, making it an excellent choice for organizations with limited data center real estate.
• Healthcare Facilities: In healthcare settings where the reliability of wireless communication is critical for patient care and operational efficiency, the AIR-CT5508-HA-K9 can ensure uninterrupted connectivity and support the growing number of connected medical devices.

The AIR-CT5508-HA-K9 Cisco 5508 8 Ports Wireless Controller has a significant impact on network efficiency as it provides centralized management of wireless access points (APs) in large-scale enterprise networks. The 5508 controller has a high-availability (HA) design, which ensures that the wireless network is up and running without interruption.

With the 5508 controller, network administrators can manage and monitor all APs in the network from a single location, reducing the time and effort required to manage and troubleshoot issues in the network. The controller also enables the use of advanced wireless features such as load balancing, roaming, and security, which can improve the overall performance and reliability of the wireless network.

Moreover, the 5508 controller supports up to 100 APs and 8,000 clients, providing the scalability needed to support large-scale wireless networks. The controller also supports multiple wireless standards and protocols, including 802.11a/b/g/n/ac, which allows administrators to deploy a mixed wireless environment and provide the best possible wireless performance to their users.

Understanding the Security Features

The AIR-CT 5508-HA-K9 Cisco 5508 8 Ports Wireless Controller is a high-performance device that provides robust security features to help protect your wireless network from potential threats and attacks. Some of the key security features include:

• 802.1X Authentication: This feature allows for the authentication of clients based on their identity and credentials, ensuring that only authorized clients are able to access the network.
• Wireless Intrusion Prevention System (WIPS): This feature provides real-time monitoring and protection against wireless threats, including rogue access points and denial-of-service attacks.
• Advanced Encryption Standard (AES) and Temporal Key Integrity Protocol (TKIP): These encryption protocols protect wireless communications from unauthorized access and eavesdropping.
• Virtual Private Network (VPN) Support: The AIR-CT 5508-HA-K9 supports both PPTP and L2TP VPN protocols, allowing for secure remote access to the wireless network.
• Secure Sockets Layer (SSL) and Transport Layer Security (TLS): These encryption protocols help secure the communication between the controller and the client device, providing an additional layer of protection against eavesdropping and tampering.
• Access Control Lists (ACLs): This feature allows administrators to specify which devices are allowed to access the network, helping to prevent unauthorized access.
• Radio Frequency (RF) Management: The AIR-CT 5508-HA-K9 provides advanced RF management capabilities, including the ability to detect and mitigate RF interference, ensuring stable and secure wireless communication.

These security features are designed to help protect your wireless network and the data transmitted over it from potential threats and attacks. By implementing these features, you can help secure your network and maintain the integrity of your data.

• Manufacturer: Cisco
• Model Number or SKU# AIR-CT5508-HA-K9
• Product Series: 5500
• Product Model: 5508
• Product Name: 5508 Series Wireless Controller for High Availability
• Product Type: Wireless LAN Controller

• Form Factor: External -1U
• Number of Ports: 8
• Ethernet Port: Yes
• Fast Ethernet Port: Yes
• Data Link Protocol: Gigabit Ethernet
• USB: Yes
• Management Port: Yes
• Special Feature: Wireless
• Connectivity Technology: Ethernet
• Display Technology: LCD
• Mounting Type: Wall Mount

• Expansion Slots 8 x SFP (mini-GBIC)

• Management
• Web Based Management
• CLI
• Telnet
• Cisco Wireless Control System (WCS)
• SNMP v1, v2c, v3
• RMON
• MIB II
• DHCP

• Input Voltage: 110 V AC
• Input Voltage: 220 V AC
• Power Source: Power Supply
• Frequency: 50/60 Hz

Finally, the AIR-CT5508-HA-K9 5508 Series Wireless LAN Controller stands as a robust solution for organizations seeking high-availability network management. Its combination of features, including HA architecture, Gigabit Ethernet connectivity, SFP ports, and external mounting options, makes it versatile and adaptable to various deployment scenarios. Whether in enterprise networks, campus environments, data centers, or healthcare facilities, the AIR-CT5508-HA-K9 offers a reliable and scalable solution for efficient wireless network management. As technology continues to advance, having a dependable wireless LAN controller becomes increasingly vital, and the AIR-CT5508-HA-K9 stands out as a commendable choice in meeting these evolving demands.