{"id":88819,"date":"2026-09-08T18:36:47","date_gmt":"2026-09-08T18:36:47","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/refurbished-isr4431-axv-k9-cisco-integrated-services-router\/"},"modified":"2026-09-08T18:36:47","modified_gmt":"2026-09-08T18:36:47","slug":"refurbished-isr4431-axv-k9-cisco-integrated-services-router","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/refurbished-isr4431-axv-k9-cisco-integrated-services-router\/","title":{"rendered":"Refurbished ISR4431-AXV\/K9 Cisco Integrated Services Router"},"content":{"rendered":"<p>Refurbished ISR4431-AXV\/K9 Technical Specification<\/p>\n<p>Cisco Integrated Services Router<\/p>\n<p>General<\/p>\n<p>Device Type Router<\/p>\n<p>Enclosure Type Rack-mountable \u2013 modular \u2013 1U<\/p>\n<p>Connectivity Technology Wired<\/p>\n<p>Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet<\/p>\n<p>Performance Aggregate throughput: 500 Mbps<\/p>\n<p>Network \/ Transport Protocol IPSec, PPPoE, DHCP, L2TPv3<\/p>\n<p>Routing Protocol OSPF, IS-IS, RIP-1, RIP-2, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast<\/p>\n<p>Remote Management Protocol SNMP, RMON<\/p>\n<p>Features Firewall protection, VPN support, MPLS support, VLAN support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), wall mountable, IPSec Virtual Private Network (VPN), Access Control List (ACL) support, Quality of Service (QoS), Dynamic Multipoint VPN (DMVPN), RADIUS support, Bidirectional Forwarding Detection (BFD), NetFlow, IPFIX<\/p>\n<p>Compliant Standards IEEE 802.3, IEEE 802.1Q, IEEE 802.3ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824, CISPR 22 Class A, CISPR 24, EN55024, EN50082-1, AS\/NZS 60950-1, ICES-003 Class A, CS-03, R&#038;TTE, FCC CFR47 Part 15, UL 60950-1, IEC 60950-1, EN 60950-1, AS\/NZS 3548 Class A, GB 4943, VCCI V-3, EN 61000, KN22, KN24, CNS 13438, EN 55022 Class A, EN 300 386, CAN\/CSA-C22.2 No. 60950-1<\/p>\n<p>RAM 4 GB (installed) \/ 16 GB (max) \u2013 DDR3 SDRAM<\/p>\n<p>Flash Memory 8 GB (installed) \/ 32 GB (max)<\/p>\n<p>Expansion \/ Connectivity<\/p>\n<p>Interfaces WAN \/ LAN: 4 x 10Base-T\/100Base-TX\/1000Base-T \u2013 RJ-45 | Serial: 1 x console \u2013 RJ-45 | Management: 1 x console \u2013 mini-USB Type B | Serial: 1 x auxiliary \u2013 RJ-45 | USB 2.0: 2 x 4 pin USB Type A | 4 x SFP (mini-GBIC) | Management: 1 x RJ-45<\/p>\n<p>Expansion Slots 3 (total) \/ 3 (free) x NIM | 1 (total) \/ 0 (free) x ISC | 3 (total) \/ 0 (free) x DIMM 240-pin | 1 (total) \/ 0 (free) x eMMC<\/p>\n<p>Power<\/p>\n<p>Power Device Internal power supply \u2013 hot-plug<\/p>\n<p>Power Redundancy Optional<\/p>\n<p>Installed Qty 1 (installed) \/ 2 (max)<\/p>\n<p>Voltage Required AC 120\/230 V (50\/60 Hz)<\/p>\n<p>Miscellaneous<\/p>\n<p>Included Accessories 64-channel voice DSP module<\/p>\n<p>Rack Mounting Kit Included<\/p>\n<p>Software \/ System Requirements<\/p>\n<p>OS Provided Cisco IOS Application Experience License<\/p>\n<p>Software Included Cisco IOS IP Base, Cisco IOS Unified Communications, Cisco Unified Border Element Enterprise Edition (25 sessions)<\/p>\n<p>Dimensions &#038; Weight<\/p>\n<p>Width 17.2 in<\/p>\n<p>Depth 20 in<\/p>\n<p>Height 1.7 in<\/p>\n<p>Weight 18.52 lbs<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Refurbished ISR4431-AXV\/K9 Overview<\/p>\n<p>Cisco Integrated Services Router 4431 \u2013 Application Experience with Voice Bundle \u2013 router \u2013 rack-mountable<\/p>\n","protected":false},"featured_media":88820,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[691,347,626],"product_tag":[723],"class_list":["post-88819","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-refurbished-routers","product_cat-refurbished","product_cat-refurbished-routers","product_tag-integrated-services-router","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - 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