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Cisco C9800-L-F-K9 Catalyst 9800-L Wireless LAN Controller - 802. 11ax - 2. 40/5 GHz - 4x RJ-45 - 2. 5/10 Gigabit Ethernet - Rack-Mountable
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Product Features
Technical Overview
The Catalyst 9800-L delivers advanced wireless control with support for 802.11ax, which improves network efficiency, capacity, and performance in congested environments. It operates on dual-band frequencies (2.40 GHz and 5 GHz) to optimize coverage and reduce interference.
Connectivity is handled through four network ports that accommodate both 2.5 Gigabit Ethernet and 10 Gigabit Ethernet, providing flexible uplink options and high-speed backhaul. Additional interfaces include a USB port for peripheral connections and a dedicated management port for out-of-band administration, enhancing operational control and troubleshooting capabilities.
Relevant factors for this section include Wireless LAN Standard, Frequency Band, Ethernet Technology, Number of Network (RJ-45) Ports. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The Catalyst 9800-L offers centralized management for Cisco Catalyst wireless access points, simplifying network administration and ensuring consistent policy enforcement across the entire Wi-Fi infrastructure. Its support for 802.11ax future-proofs deployments with enhanced efficiency and performance for modern devices and applications.
High-Speed Connectivity
Four RJ-45 ports support 2.5 Gigabit Ethernet and 10 Gigabit Ethernet, providing high-bandwidth uplinks and reducing bottlenecks in demanding network environments.
- Flexible uplink options
- Supports high-density AP deployments
- Reduces network congestion
Enterprise-Grade Management
Includes a dedicated management port for secure out-of-band access and a USB port for additional connectivity, facilitating robust administrative control and ease of maintenance.
- Out-of-band management
- USB for peripherals
- Enhanced troubleshooting
Deployment / Use Cases
This controller is ideal for medium to large enterprise environments requiring centralized wireless management, such as corporate offices, educational campuses, healthcare facilities, and retail spaces. Its rack-mountable design and support for high-speed Ethernet make it suitable for data center or network closet installations where space and performance are critical.
Common use cases include managing fleets of Cisco Catalyst access points in high-density settings, supporting bandwidth-intensive applications like video conferencing and cloud services, and providing a scalable foundation for IoT and mobile device connectivity. The dual-band operation ensures reliable coverage across varied physical layouts and client densities.
Enterprise Wi-Fi Management
Centralizes control of multiple access points, streamlining configuration, monitoring, and security policies for consistent network performance across large sites.
High-Density Environments
Handles congested areas with many connected devices, such as conference rooms, auditoriums, or public venues, using 802.11ax efficiency and dual-band optimization.
Physical Profile
The Catalyst 9800-L features a compact 1U rack-mountable form factor with dimensions of 1.58" height, 8.50" width, and 9.06" depth, making it easy to integrate into standard 19-inch racks. Its lightweight design at approximately 4.01 lb ensures straightforward installation and minimal space consumption in network cabinets or data centers.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 1.58" (40.13 mm), 8.50" (215.90 mm), 9.06" (230.12 mm), 4.01 lb (1818.91 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 8.50" (215.90 mm)
- Depth
- 9.06" (230.12 mm)
- Height
- 1.58" (40.13 mm)
- Weight
- 4.01 lb (1818.91 g)
Highlights
- 802.11ax (Wi-Fi 6) wireless standard for improved efficiency and capacity
- Dual-band operation on 2.40 GHz and 5 GHz frequencies
- Four RJ-45 ports supporting 2.5 Gigabit Ethernet and 10 Gigabit Ethernet
- Rack-mountable 1U form factor for easy integration
- Dedicated management port for out-of-band administration
- USB port for peripheral connectivity
- Compact dimensions: 1.58" H x 8.50" W x 9.06" D
- Lightweight design at approximately 4.01 lb
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | C9800-L-F-K9 |
| Brand Name | Cisco |
| Product Line | Catalyst |
| Product Model | 9800-L |
| Product Name | Catalyst 9800-L Wireless Controller |
| Product Type | Wireless LAN Controller |
| Technical Information | |
| Wireless LAN Standard | 802.11ax |
| Frequency Band | 2.40 GHz,5 GHz |
| Interfaces/Ports | |
| Ethernet Technology | 2.5 Gigabit Ethernet,10 Gigabit Ethernet |
| Number of Network (RJ-45) Ports | 4 |
| USB | Yes |
| Management Port | Yes |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 1.58" (40.13 mm) |
| Width | 8.50" (215.90 mm) |
| Depth | 9.06" (230.12 mm) |
| Weight (Approximate) | 4.01 lb (1818.91 g) |
FAQ
What wireless standard does the Cisco Catalyst 9800-L support?
The Cisco Catalyst 9800-L supports the 802.11ax wireless standard, also known as Wi-Fi 6. This standard enhances network efficiency, increases capacity, and improves performance in high-density environments by using technologies like OFDMA and MU-MIMO, making it suitable for modern enterprise applications and devices.
How many network ports does this wireless controller have?
This controller has four RJ-45 network ports. These ports support both 2.5 Gigabit Ethernet and 10 Gigabit Ethernet speeds, providing flexible uplink options and high-bandwidth connectivity for access points and network infrastructure in demanding deployments.
Is the Cisco Catalyst 9800-L rack-mountable?
Yes, the Cisco Catalyst 9800-L is designed with a rack-mountable form factor. It fits into standard 19-inch racks with a 1U height, making it easy to install in data centers, network closets, or server rooms for centralized wireless management in enterprise settings.
What frequency bands does this controller operate on?
The controller operates on dual frequency bands: 2.40 GHz and 5 GHz. This dual-band support allows for optimized coverage, reduced interference, and better performance across a variety of environments, from open offices to congested public spaces.
Does the Catalyst 9800-L include a management port?
Yes, the Catalyst 9800-L includes a dedicated management port. This port enables out-of-band administration, allowing network administrators to access and manage the controller securely even if the primary network is down, facilitating robust troubleshooting and maintenance.
What are the physical dimensions and weight of this controller?
The controller measures 1.58 inches in height, 8.50 inches in width, and 9.06 inches in depth, with an approximate weight of 4.01 pounds. Its compact and lightweight design ensures easy handling and efficient use of rack space in installation scenarios.
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