{"id":89891,"date":"2026-09-08T18:55:34","date_gmt":"2026-09-08T18:55:34","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\/"},"modified":"2026-09-08T18:56:00","modified_gmt":"2026-09-08T18:56:00","slug":"refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\/","title":{"rendered":"Refurbished C3945E-AX\/K9 Cisco 3945E Integrated Services Router"},"content":{"rendered":"<p>Refurbished C3945E-AX\/K9 Technical Specifications<\/p>\n<p>Cisco 3945E Integrated Services Router<\/p>\n<p>Manufacturer Cisco Systems, Inc<\/p>\n<p>Manufacturer Part Number C3945E-AX\/K9<\/p>\n<p>Brand Name Cisco<\/p>\n<p>Product Series 3900<\/p>\n<p>Product Model 3945E<\/p>\n<p>Product Name 3945E Integrated Services Router<\/p>\n<p>Product Type Router<\/p>\n<p>Technical Information\u2212<\/p>\n<p>Interfaces\/Ports<\/p>\n<p>Total Number of Ports 4<\/p>\n<p>USB Yes<\/p>\n<p>Powerline No<\/p>\n<p>Management Port Yes<\/p>\n<p>Token Ring Port No<\/p>\n<p>Serial V.35 Interface No<\/p>\n<p>Number of Network (RJ-45) Ports 4<\/p>\n<p>I\/O Expansions<\/p>\n<p>Number of Total Expansion Slots 13<\/p>\n<p>Expansion Slot Type EHWIC, PVDM, SFP (mini-GBIC)<\/p>\n<p>Network &#038; Communication<\/p>\n<p>Network Technology 10\/100\/1000Base-T<\/p>\n<p>Ethernet Technology Gigabit Ethernet<\/p>\n<p>VoIP Supported Yes<\/p>\n<p>Management &#038; Protocols<\/p>\n<p>Security Features<\/p>\n<p>Weighted Random Early Detection<\/p>\n<p>Class-Based Weighted Fair Queuing<\/p>\n<p>AAA<\/p>\n<p>VPN<\/p>\n<p>MPLS<\/p>\n<p>DMVPN<\/p>\n<p>Content Filtering<\/p>\n<p>Memory<\/p>\n<p>Standard Memory 1 GB<\/p>\n<p>Maximum Memory Supported 2 GB<\/p>\n<p>Memory Technology DRAM<\/p>\n<p>Flash Memory 256 MB<\/p>\n<p>Memory Card Supported CompactFlash<\/p>\n<p>Power Description<\/p>\n<p>Input Voltage 110 V AC, 220 V AC<\/p>\n<p>Physical Characteristics<\/p>\n<p>Compatible Rack Unit 3U<\/p>\n<p>Form Factor Rack-mountable<\/p>\n<p>Height 5.2\u2033<\/p>\n<p>Width 18.7\u2033<\/p>\n<p>Depth 17.2\u2033<\/p>\n<p>Weight (Approximate) 39 lb<\/p>\n<p>Miscellaneous<\/p>\n<p>Certifications &#038; Standards<\/p>\n<p>CISPR 22 Class A<\/p>\n<p>CISPR 24<\/p>\n<p>EN55024<\/p>\n<p>EN55022 Class A<\/p>\n<p>EN50082-1<\/p>\n<p>AS\/NZS 60950-1<\/p>\n<p>AS\/NZ 3548 Class A<\/p>\n<p>CAN\/CSA-E60065-00<\/p>\n<p>ICES-003 Class A<\/p>\n<p>CS-03<\/p>\n<p>FCC CFR47 Part 15<\/p>\n<p>EN300-386, UL 60950-1<\/p>\n<p>IEC 60950-1<\/p>\n<p>EN 60950-1<\/p>\n<p>CSA C22.2 No. 60065<\/p>\n<p>BSMI CNS 13438<\/p>\n<p>IEEE Standards:<\/p>\n<p>802.3<\/p>\n<p>802.1q<\/p>\n<p>802.1ah<\/p>\n<p>802.1ag<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Refurbished C3945E-AX\/K9 Overview<\/p>\n<p>Cisco\u00ae 1861 and Cisco 2800, 3800, 2900, 3900, and 3900E Series Integrated Services Routers can be deployed as unified communications routers as part of the Cisco Unified Communications and Collaboration Solution. New and existing deployments can benefit by using any of these routers as unified communications gateways with Cisco Unified Communications Manager.<\/p>\n","protected":false},"featured_media":89892,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[691,347,626],"product_tag":[9550,692,723],"class_list":["post-89891","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-cisco-3900-series-router","product_tag-gigabit-ethernet-router","product_tag-integrated-services-router","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Refurbished C3945E-AX\/K9 Cisco 3945E Integrated Services Router - Geek Tech Sol<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/geektechsol.com\/index.php\/product\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Refurbished C3945E-AX\/K9 Cisco 3945E Integrated Services Router - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"Refurbished C3945E-AX\/K9 Overview Cisco\u00ae 1861 and Cisco 2800, 3800, 2900, 3900, and 3900E Series Integrated Services Routers can be deployed as unified communications routers as part of the Cisco Unified Communications and Collaboration Solution. New and existing deployments can benefit by using any of these routers as unified communications gateways with Cisco Unified Communications Manager.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T18:56:00+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Refurbished_Cisco-C3945E-AX-K9.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/\",\"name\":\"Refurbished C3945E-AX\\\/K9 Cisco 3945E Integrated Services Router - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Refurbished_Cisco-C3945E-AX-K9.jpg\",\"datePublished\":\"2026-09-08T18:55:34+00:00\",\"dateModified\":\"2026-09-08T18:56:00+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Refurbished_Cisco-C3945E-AX-K9.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Refurbished_Cisco-C3945E-AX-K9.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Refurbished C3945E-AX\\\/K9 Cisco 3945E Integrated Services Router\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/\",\"name\":\"Geek Tech Sol\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/geektechsol.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Refurbished C3945E-AX\/K9 Cisco 3945E Integrated Services Router - Geek Tech Sol","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/geektechsol.com\/index.php\/product\/refurbished-c3945e-ax-k9-cisco-3945e-integrated-services-router\/","og_locale":"en_US","og_type":"article","og_title":"Refurbished C3945E-AX\/K9 Cisco 3945E Integrated Services Router - Geek Tech Sol","og_description":"Refurbished C3945E-AX\/K9 Overview Cisco\u00ae 1861 and Cisco 2800, 3800, 2900, 3900, and 3900E Series Integrated Services Routers can be deployed as unified communications routers as part of the Cisco Unified Communications and Collaboration Solution. 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