Description
Product Overview for the Cisco C9800-L-C-K-9 Wireless Controller
The Cisco C9800-L-C-K-9 Catalyst 9800-L 802.11ax Wireless LAN Controller with Copper Uplink is a powerful networking device designed to manage wireless networks efficiently. As technology advances, the demand for faster and more reliable wireless connectivity increases. The Cisco C9800 series meets these demands by providing advanced features and capabilities for modern wireless networks.
Understanding Wireless LAN Controllers
Wireless LAN controllers (WLCs) are crucial components in managing wireless networks. They act as central hubs that coordinate and control access points (APs) within the network. By centralizing management tasks, WLCs simplify network administration, enhance security, and optimize performance.
Features of the Cisco C9800-L-C-K-9 Catalyst 9800-L Controller
The Cisco C9800-L-C-K-9 Catalyst 9800-L Controller offers a wide range of features tailored to meet the requirements of modern wireless networks. Some key features include:
- 802.11ax Support: The controller supports the latest Wi-Fi standard, 802.11ax, also known as Wi-Fi 6, which offers faster speeds, increased capacity, and improved performance compared to previous standards.
- Copper Uplink: The inclusion of a copper uplink allows for easy integration into existing network infrastructure, providing flexibility and convenience in deployment.
- High Scalability: The Cisco C9800-L Controller is designed to scale seamlessly to accommodate growing network demands. It can support a large number of access points and clients, making it suitable for deployments of varying sizes.
- Advanced Security: With built-in security features such as encryption, authentication, and intrusion detection, the controller helps safeguard the wireless network against unauthorized access and potential threats.
- Intelligent QoS: Quality of Service (QoS) capabilities prioritize traffic based on application requirements, ensuring optimal performance for critical applications and services.
- Centralized Management: The controller provides a centralized platform for configuration, monitoring, and troubleshooting of wireless networks, streamlining administrative tasks, and improving operational efficiency.
Benefits of Deploying the Cisco C9800-L-C-K-9 Catalyst 9800-L Controller
Deploying the Cisco C9800-L-C-K-9 Catalyst 9800-L Controller offers several benefits for organizations looking to enhance their wireless networking infrastructure:
- Improved Performance: With support for the latest Wi-Fi standards and advanced features, the controller enables faster speeds, better coverage, and enhanced reliability, leading to improved overall performance.
- Enhanced Security: The built-in security features help protect the wireless network from various threats and vulnerabilities, reducing the risk of unauthorized access, data breaches, and other security incidents.
- Simplified Management: Centralized management capabilities streamline network administration tasks, reducing complexity and operational overhead. Administrators can easily configure settings, monitor performance, and troubleshoot issues from a single interface.
- Scalability: The controller’s scalability allows organizations to expand their wireless networks to accommodate growing numbers of users, devices, and applications without compromising performance or reliability.
- Cost-Effective: By consolidating network management functions and optimizing resource utilization, the Cisco C9800-L Controller helps organizations lower total cost of ownership (TCO) and achieve a better return on investment (ROI) over time.
Deployment Considerations and Best Practices
When deploying the Cisco C9800-L-C-K-9 Catalyst 9800-L Controller, it is essential to consider the following factors and best practices:
- Network Design: Plan the network architecture and design to ensure optimal coverage, capacity, and performance. Consider factors such as access point placement, RF interference, and user density when designing the wireless network.
- Configuration Settings: Configure the controller settings according to the organization’s requirements and industry best practices. This includes WLAN configurations, security policies, QoS settings, and RF parameters.
- Security Measures: Implement robust security measures to protect the wireless network against potential threats and attacks. This may include enabling encryption, authentication mechanisms, and access control policies to secure network traffic and user devices.
- Performance Optimization: Optimize performance by fine-tuning RF settings, adjusting channel assignments, and implementing load-balancing techniques to distribute traffic evenly across access points.
- Monitoring and Maintenance: Regularly monitor the wireless network for performance issues, security vulnerabilities, and potential bottlenecks. Perform routine maintenance tasks such as firmware updates, configuration backups, and system audits to ensure the health and stability of the network.
Advanced Security Features of the Cisco Catalyst 9800-l
The C9800-L-C-K-9 Cisco Catalyst 9800-l Wireless Controller provides advanced security features to protect wireless networks against threats and attacks. Some of these features include:
- Wireless Intrusion Prevention System (WIPS): The controller includes built-in WIPS capabilities to detect and prevent wireless threats and attacks in real time.
- Advanced Encryption: The controller supports advanced encryption standards such as WPA3 and AES to protect wireless traffic from eavesdropping and tampering.
- Identity-based policies: The controller allows for the creation of identity-based policies, which can be used to control access to the network based on user identity.
- Secure guest access: The controller supports secure guest access, which allows for the creation of separate guest wireless networks with different security and access controls.
- Advanced threat defense: The controller includes advanced threat defense capabilities such as Cisco Advanced Malware Protection (AMP) for Wireless, which helps to detect and block malware and other advanced threats.
- Firewall and VPN support: The controller supports firewall and VPN capabilities, which can be used to protect wireless networks from unauthorized access and to securely connect remote users to the network.
- Network segmentation: The controller supports network segmentation, which allows for the creation of separate virtual networks with different security and access controls.
- Compliance and regulatory support: The controller supports compliance and regulatory standards such as PCI DSS, HIPAA, and others, which can be used to ensure that wireless networks meet the requirements of different industries and regulations.
All these features provide the network administrator with a high degree of control over the security of the wireless network, allowing the network to be configured and optimized for different types of security requirements and threats.
Advanced Analytics and Insights
The C9800-L-C-K-9 Cisco Catalyst 9800-l Wireless Controller provides advanced analytics and insights capabilities to help organizations gain a deeper understanding of their wireless network performance and usage. Some of these features include:
- Real-time Analytics: The controller includes real-time analytics capabilities that allow network administrators to monitor network performance in real-time, identify potential issues, and take proactive measures to address them.
- Predictive Analytics: The controller uses machine learning algorithms to analyze network data and provide predictions about network behavior. This allows network administrators to identify potential issues before they occur and take preventative measures.
- Historical Analytics: The controller stores historical network data, which can be analyzed over time to identify trends and patterns in network usage and performance. This allows network administrators to identify areas for improvement and make changes to the network configuration.
- Location Analytics: The controller provides location-based analytics which is used to track the location of wireless devices within the network and provides insight into how the network is being used in different areas.
- Automated Insights: The controller uses automated insights to provide actionable recommendations for optimizing network performance. This feature helps network administrators easily identify and resolve potential issues with the network.
All these features provide organizations with a deeper understanding of their wireless network, allowing them to optimize network performance, identify potential issues, and make data-driven decisions.
General Information about this Cisco C9800-L-C-K-9
- Manufacturer: Cisco
- Model Number or SKU# C9800-L-C-K-9
- Product Line: Catalyst
- Product Model: 9800-L
- Product Name: Catalyst 9800-L Wireless Controller
- Product Type: Wireless LAN Controller
Technical Information
- Device Type: It serves as a network management device.
- Enclosure Type: This device is rack-mountable, taking up 1U of space.
- Connectivity Technology: The controller supports both wireless and wired connectivity.
- Interfaces:
- 1 x Console – RJ-45
- 1 x Management – RJ-45
- 1 x USB – Type A
- 1 x Mini-USB – Type B
- 1 x Redundancy
- 4 x 10Gb Ethernet – RJ-45
- 4 x 1/2.5Gbase-T – RJ-45
- Data Link Protocol: It supports Gigabit Ethernet, 10 Gigabit Ethernet, IEEE 802.11ac Wave 2, and IEEE 802.11ac Wave 1.
- Performance:
- Throughput: 5 Gbps
- Capacity:
- Maximum Number of Access Points: 250
- Maximum Number of Clients: 5000
- Wireless LANs Supported: 4096
- VLANs Supported: 4096
- Network Protocol: TCP/IP, UDP/IP, ICMP/IP, IPsec, ARP, BOOTP, DHCP, Bonjour
- Remote Management Protocol:
- SNMP 1
- RMON
- Telnet
- SNMP 3
- SNMP 2c
- HTTP
- HTTPS
- TFTP
- SSH
- Power Device: The controller uses an external power adapter.
- Voltage Required: AC 120/230 V (50/60 Hz)
Outline, the Cisco C9800-L-C-K-9 Catalyst 9800-L 802.11ax Wireless LAN Controller with Copper Uplink offers a robust and feature-rich solution for managing modern wireless networks. With its advanced capabilities, scalability, and security features, the controller enables organizations to deliver high-performance wireless connectivity while simplifying network management and enhancing overall operational efficiency. By following best practices and deploying the controller effectively, organizations can optimize their wireless infrastructure to meet the evolving demands of today’s digital landscape.
Through this comprehensive guide, readers gain insights into the key features, benefits, deployment considerations, and best practices associated with the Cisco C9800-L-C-K-9 Catalyst 9800-L Controller, empowering them to make informed decisions and maximize the value of their wireless networking investments.







