{"id":90909,"date":"2026-09-08T19:13:05","date_gmt":"2026-09-08T19:13:05","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/refurbished-air-ct5520-50-k9-cisco-5520-wireless-controller\/"},"modified":"2026-09-08T19:13:07","modified_gmt":"2026-09-08T19:13:07","slug":"refurbished-air-ct5520-50-k9-cisco-5520-wireless-controller","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/refurbished-air-ct5520-50-k9-cisco-5520-wireless-controller\/","title":{"rendered":"Refurbished AIR-CT5520-50-K9 Cisco 5520 Wireless Controller"},"content":{"rendered":"<p>Refurbished AIR-CT5520-50-K9 Technical Specification<\/p>\n<p>Cisco 5520 Wireless Controller<\/p>\n<p>Networking<\/p>\n<p>Form Factor Rack-mountable<\/p>\n<p>Connectivity Technology Wired<\/p>\n<p>Data Link Protocol 10 Gigabit Ethernet<\/p>\n<p>Network \/ Transport Protocol TCP\/IP, UDP\/IP, ICMP\/IP, IPSec, ARP, BOOTP, DHCP, Bonjour<\/p>\n<p>Routing Protocol CIDR<\/p>\n<p>Remote Management Protocol SNMP 1, RMON, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, SSH, CLI<\/p>\n<p>Performance Throughput: 20 Gbps<\/p>\n<p>Capacity Virtual interfaces (VLANs): 4096<\/p>\n<p>Features VLAN support, Syslog support, IPv6 support, SNTP support, Mesh networking, Wi-Fi Multimedia (WMM) support, Access Control List (ACL) support, CleanAir technology, CAPWAP support, rogue access point detection, Cisco VideoStream technology, Cisco FlexConnect<\/p>\n<p>Encryption Algorithm DES, Triple DES, RSA, RC4, MD5, 128-bit WEP, 40-bit WEP, IKE, SSL, SHA-1, TLS 1.0, 104-bit WEP, TKIP, WPA, WPA2, PKI, AES-CCMP, AES-CCM, AES-CBC, TLS 1.1<\/p>\n<p>Authentication Method RADIUS, X.509 certificates, Radio Service Set ID (SSID), TACACS, Extensible Authentication Protocol (EAP)<\/p>\n<p>Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.11b, IEEE 802.11a, IEEE 802.11d, IEEE 802.11g, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.1ae, IEEE 802.11n, IEEE 802.11k, IEEE 802.1AX, IEEE 802.11ac, IEEE 802.11w, IEEE 802.11r, IEEE 802.11u<\/p>\n<p>Environmental Parameters<\/p>\n<p>Min Operating Temperature 41 \u00b0F<\/p>\n<p>Max Operating Temperature 95 \u00b0F<\/p>\n<p>Humidity Range Operating 10 \u2013 90% (non-condensing)<\/p>\n<p>General<\/p>\n<p>Device Type Network management device<\/p>\n<p>Height (Rack Units) 1U<\/p>\n<p>Width 19 in<\/p>\n<p>Depth 31 in<\/p>\n<p>Height 1.7 in<\/p>\n<p>Weight 29.98 lbs<\/p>\n<p>Expansion \/ Connectivity<\/p>\n<p>Expansion Bays 10 hot-swap \u2013 2.5\u2033<\/p>\n<p>Interfaces 2 x 10Gb Ethernet \u2013 SFP+ \u00a6 3 x 1000Base-T (management) \u2013 RJ-45 \u00a6 1 x console \u2013 RJ-45 \u00a6 2 x USB 3.0 \u2013 Type A \u00a6 1 x keyboard \/ video \/ mouse (KVM) \u00a6 1 x VGA \u2013 HD-15<\/p>\n<p>Power<\/p>\n<p>Power Device Internal power supply \u2013 hot-plug<\/p>\n<p>Installed Qty 1<\/p>\n<p>Max Supported Qty 2<\/p>\n<p>Power Redundancy Yes<\/p>\n<p>Voltage Required AC 120\/230 V (50\/60 Hz)<\/p>\n<p>Power Provided 770 Watt<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Refurbished AIR-CT5520-50-K9 Overview<\/p>\n<p>Cisco 5520 Wireless Controller \u2013 network management device<\/p>\n","protected":false},"featured_media":90910,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[5220,347,5219],"product_tag":[8496,503],"class_list":["post-90909","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-refurbished-wireless-devices","product_cat-refurbished","product_cat-refurbished-wireless-devices","product_tag-10-gigabit-ethernet-module","product_tag-wireless-devices","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - 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