Cisco AIR-CT5520-K9 5520 Wireless Controller 20Gbps 1500 AP

• Large enterprise campus WLAN controller deployment
• High-density corporate wireless network management
• Centralized access-point control across office locations
• Enterprise 802.1X authentication for managed Wi-Fi
• RADIUS-based wireless access control environments
• Secure WLAN infrastructure with WPA2 and AES
• Large-scale AP administration for growing organizations
• Data-center-connected enterprise wireless infrastructure
• Central wireless management for multi-building campuses
• Network upgrades requiring 1/10GbE controller uplinks

• 20Gbps throughput supports high-volume WLAN traffic
• Supports up to 1,500 access points for large deployments
• Dual 1/10GbE ports enable scalable network uplinks
• Link aggregation improves uplink capacity and resilience
• 10/100/1000 RJ-45 console enables management access
• Supports 802.11a/b/g/d/e/h/k/n/r/u/w/ac WLAN standards
• IEEE 802.1X supports enterprise network authentication
• RADIUS authentication integrates centralized AAA services
• TACACS supports authenticated management-user access
• WPA and WPA2 security protect enterprise wireless access
• AES encryption supports stronger WLAN data protection
• DTLS AES-CBC supports protected controller communications
• IPsec encryption supports secured network communications
• Supports EAP-TLS for certificate-based authentication
• Multiple AP license tiers enable capacity-based expansion

• Brand: Cisco
• Model: AIR-CT5520-K9
• Series: Cisco 5520 Series
• Product Type: Wireless LAN Controller
• Device Type: Enterprise Wireless Controller
• Maximum Throughput: 20 Gbps
• Maximum AP Capacity: Up to 1,500 Access Points
• Network Interfaces: Dual 1-Gb or 10-Gb Ports
• Uplink Type: SFP+
• Link Aggregation: Supported
• Console Interface: 10/100/1000 RJ-45
• Wireless Standards: 802.11a/b/g/d/e/h/k/n/r/u/w/ac
• 5 AP License: L-LIC-CT5520-5A
• 25 AP License: L-LIC-CT5520-25A
• 50 AP License: L-LIC-CT5520-50A
• 100 AP License: L-LIC-CT5520-100A
• 250 AP License: L-LIC-CT5520-250A
• DTLS License: L-LIC-CT5520-DTLS-K9
• Wireless Security: WPA and WPA2
• Security Standard: IEEE 802.11i
• Network Authentication: IEEE 802.1X
• RADIUS Authentication: Supported
• RADIUS Accounting: Supported
• TACACS Management: Supported
• EAP Support: EAP-TLS
• Web-Based Authentication: Supported
• Encryption Support: WEP, TKIP-MIC, AES
• AES Modes: CBC, CCM, CCMP
• DES Encryption: DES-CBC
• 3DES Encryption: Supported
• SSL/TLS Encryption: Supported
• TLS Versions: TLS 1.0 and TLS 1.1
• DTLS Encryption: AES-CBC
• IPsec Encryption: DES-CBC, 3DES, AES-CBC
• RFC 1321: MD5 Message-Digest Algorithm
• RFC 2104: HMAC Keyed Hashing
• RFC 2246: TLS Protocol Version 1.0
• RFC 2401: IPsec Security Architecture
• RFC 2409: Internet Key Exchange
• RFC 3280: X.509 PKI Certificate and CRL Profile
• RFC 3602: AES-CBC with IPsec
• RFC 3686: AES Counter Mode with IPsec ESP
• RFC 4347: Datagram Transport Layer Security
• AP Scalability: Designed for up to 1,500 APs
• Uplink Scalability: 1GbE or 10GbE connectivity
• Management Access: RJ-45 Console
• Enterprise AAA: Authentication, Authorization and Accounting
• Compatibility: Cisco-supported WLAN access points
• Deployment: Enterprise WLAN Infrastructure
• Application: Centralized Wireless Network Management
• Positioning: Cisco 5520 Series High-Capacity WLC

WHY CHOOSE THIS PRODUCT?

• High-capacity WLAN management: 20Gbps throughput and support for up to 1,500 APs provide substantial headroom for large enterprise wireless environments.
• Flexible uplink architecture: Dual 1/10GbE SFP+ ports allow buyers to align controller connectivity with existing network infrastructure.
• Centralized wireless administration: Consolidating WLAN control helps IT teams manage large access-point estates from a centralized controller platform.
• Enterprise authentication: IEEE 802.1X, RADIUS, EAP-TLS and TACACS capabilities support structured identity and administrative access requirements.
• Security-focused connectivity: WPA/WPA2, AES, DTLS and IPsec technologies provide multiple mechanisms for protecting wireless and controller communications.
• Capacity-based licensing: 5-, 25-, 50-, 100- and 250-AP license options provide a defined path for expanding managed AP capacity.
• Enterprise-ready management access: A 10/100/1000 RJ-45 console interface provides dedicated local management connectivity.
• Scalable infrastructure investment: The 1,500-AP capacity makes the platform suitable where wireless requirements extend beyond smaller controller deployments.