Technical Specifications Parameter Specification Product Model AIR-CT5508-K9 Product Series Cisco 5500 Series Wireless LAN Controller Device Type Enterprise Wireless LAN Controller Wireless Management Centralized WLAN Management Access Point Support License-based (12/25/50/100/250/500 AP licenses available) Maximum AP Capacity Up to 500 Cisco Aironet Access Points Maximum Client Capacity Up to 7000 wireless clients Wireless Standards Support IEEE 802.11a/b/g/n/ac (AP dependent) Controller Architecture CAPWAP-based Wireless Controller Uplink Interfaces 8 × Gigabit Ethernet SFP Ports Supported SFP Modules GLC-T, GLC-SX-MM, GLC-LH-SM Management Port 1 × 10/100/1000BASE-T RJ-45 Service Port 1 × 10/100/1000BASE-T RJ-45 Utility Port 1 × 10/100/1000BASE-T RJ-45 Console Port RJ-45 Serial Console + Mini USB Console Expansion Slot 1 × Expansion Slot Switching Throughput Up to 8 Gbps Wireless Throughput Up to 4 Gbps (traffic dependent) VLAN Support IEEE 802.1Q VLAN Mobility Features Layer 2/Layer 3 Roaming, Mobility Groups Security Features WPA/WPA2, 802.1X, AES, TKIP, RADIUS, TACACS+ Encryption Support AES-CCMP, AES-CBC, TKIP, WEP Authentication 802.1X, RADIUS, Web Authentication, MAC Authentication QoS Support WMM, DiffServ, 802.1p QoS RF Management Cisco CleanAir, RRM (Radio Resource Management) High Availability Stateful Switchover (HA) Support Management Protocols SNMP v1/v2c/v3, HTTP/HTTPS, SSH, Telnet, TFTP Software Platform Cisco AireOS Rack Mount 1U Rack Mountable Power Supply Dual Redundant AC Power Supplies Supported Input Voltage 100-240 VAC, 50/60Hz Maximum Power Consumption Approx. 115W Dimensions (W × D × H) 440 × 539 × 44.5 mm Weight Approx. 9.1 kg (with dual power supplies) Operating Temperature 0°C to 40°C Storage Temperature -25°C to 70°C