C9800-CL-K9

Cisco Catalyst 9800-CL Wireless Controller for Cloud

Cisco Catalyst 9800-CL – cloud-based wireless controller suitable for intent-based networking with Cisco Aironet APs.

Categories: Cisco Catalyst 9800 Wireless Controllers, Cisco Catalyst 9800-CL Wireless Controller, Switches

Overview

The Cisco Catalyst 9800-CL Wireless Controller (C9800-CL-K9) is purpose-built for intent-based networking. It integrates RF excellence of Cisco Aironet access points and runs on the Cisco IOS XE software platform. The controller supports centralized, FlexConnect, mesh, and fabric deployment modes in private or public cloud environments.

With its high scalability, the C9800-CL-K9 can support up to 6000 access points and 64,000 clients. It provides throughput up to 2.1 Gbps with the standard profile and up to 5 Gbps with SR-IOV enabled. The controller includes advanced security features like Encrypted Traffic Analytics, Wireless IPS, image signing, and runtime defenses.

The C9800-CL-K9 enables automation of wireless network operations through programmable REST APIs and streaming telemetry. It also provides redundancy for high availability with Stateful Switchover and N+1 redundancy for seamless failover between controllers.

Quick Specifications

Spec	Details
Throughput	Up to 2.1 Gbps (low profile), up to 5 Gbps (high profile)
Access Points	Up to 6000
Clients	Up to 64,000
Deployment Modes	Centralized, FlexConnect, Mesh, Fabric
Management	Cisco DNA Center, Prime Infra, WebUI, APIs
High Availability	Stateful Switchover, N+1 Redundancy
Software	Cisco IOS XE

Product Details and Highlights

Key features and capabilities of the Cisco 9800-CL Wireless Controller include:

Built for intent-based networking and integration with Aironet access points
Flexible deployment in private or public cloud environments
Scales to support large number of access points and clients
High throughput with standard and SR-IOV profiles
Advanced security like Encrypted Traffic Analytics, Wireless IPS
Automation through REST APIs, model-driven streaming telemetry
Redundancy for high availability with seamless failover
Interoperability with existing AireOS wireless controllers
Support for latest WiFi standards like WiFi 6

Supported Products

Product	Description
Access Points	Aironet 802.11ac Wave 1/2, Catalyst 9100 802.11ax
Switches	Cisco Catalyst 9200, 9300, 9400, 9500 Series
Routers	Cisco 1000 Series Aggregation Routers

Comparison to Similar Models

Feature	C9800-CL-K9	C9800-40-K9	C9800-80-K9
Throughput	Up to 5 Gbps	Up to 40 Gbps	Up to 80 Gbps
AP Scale	Up to 6000	Up to 6000	Up to 6000
Deployment	Cloud	On-prem	On-prem
Licenses	DNA Subscription	DNA Subscription	DNA Subscription

Full Specifications

Specification	Details
Wireless Standards	802.11a/b/g/n/ac/ax, WMM/802.11e, 802.11k/r/u/w
Wired/Routing Standards	802.3, 802.1Q VLAN, LACP, IPv4/IPv6
Encryption	AES, TKIP, WPA2/3 Personal/Enterprise
Authentication	802.1X, MAC, Web Auth, TACACS+
Throughput	Up to 2.1 Gbps (low), up to 5 Gbps (high)
Access Points	Up to 6000
Clients	Up to 64,000
WLANs	Up to 4096
VLANs	Up to 4096

Supported Modules and Accessories

Module	Description
Antennas	Omni, sector, panel, external
Mounts	Ceiling tile rail, flat surface, pole, wall
Cables	RP-TNC, HCP-TNC, HCP-N connectors
Lightning Arrestors	Surge protection
Grounding Kits	Grounding cables and lugs

Licensing

Cisco DNA subscription licenses required for access points connectivity and features. Available through Smart Licensing or SLR.

Installation and Deployment

The Cisco C9800-CL-K9 can be deployed in private cloud platforms like VMware ESXi, KVM, Hyper-V and Cisco NFVIS. It is also available as a pay-as-you-go model on public clouds including AWS, GCP and Azure.

Compliance and Safety

UL 60950-1 Second Edition
CAN/CSA-C22.2 No. 60950-1 Second Edition
IEC 60950-1 Second Edition
EN 60950-1 Second Edition
AS/NZS 60950-1
GB4943

Warranty and Support

1-year limited hardware warranty. 90 days software support. Additional software support requires SWSS contract.

End of Life Policy

The Product Bulletin announces the end-of-sale and end-of-life dates. Customers are advised to check EOL policies before making purchases. More details at Cisco EOL Policy

Brand

Cisco Systems

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