{"id":173614,"date":"2026-09-10T12:39:53","date_gmt":"2026-09-10T12:39:53","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\/"},"modified":"2026-09-10T12:39:55","modified_gmt":"2026-09-10T12:39:55","slug":"c3945e-vsec-k9-cisco-3945e-secure-voice-bundle","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\/","title":{"rendered":"C3945E-VSEC\/K9, Cisco 3945E Secure Voice Bundle"},"content":{"rendered":"<p>C3945E-VSEC\/K9 Technical Specifications<\/p>\n<p>Cisco 3945E Voice Security Bundle Router Modular Voice\/fax Module<\/p>\n<p>Manufacturer: Cisco Systems, Inc<\/p>\n<p>Manufacturer Part Number: C3945E-VSEC\/K9<\/p>\n<p>Brand Name: Cisco<\/p>\n<p>Product Series: 3900<\/p>\n<p>Product Model: C3945E<\/p>\n<p>Product Name: 3945E Integrated Services Router<\/p>\n<p>Ethernet Technology: Gigabit Ethernet<\/p>\n<p>Product Type: Router<\/p>\n<p>Interfaces\/Ports<\/p>\n<p>Total Number of Ports: 4<\/p>\n<p>USB: Yes<\/p>\n<p>Management Port: Yes<\/p>\n<p>Number of Broadband: (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: SFP (mini-GBIC)<\/p>\n<p>Expansion Slot Type: HWIC<\/p>\n<p>Expansion Slot Type: PVDM<\/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>Management &#038; Protocols<\/p>\n<p>Security Features \u2013<\/p>\n<p>Cisco Security Manager<\/p>\n<p>Cisco IOS Firewall<\/p>\n<p>Cisco IOS Zone-Based Firewall<\/p>\n<p>Cisco IOS IPS<\/p>\n<p>Cisco IOS Content Filtering<\/p>\n<p>Flexible Packet Matching (FPM)<\/p>\n<p>AAA<\/p>\n<p>Memory<\/p>\n<p>Standard Memory: 1 GB<\/p>\n<p>Maximum Memory: 2 GB<\/p>\n<p>Memory Technology: DRAM<\/p>\n<p>Flash Memory: 256 MB<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C3945E-VSEC\/K9 Overview<\/p>\n<p>C3945E-VSEC\/K9 is the Cisco 3945E router with Cisco 3945E Voice Sec. Bundle, including PVDM3-64, UC and SEC License Media encryption of voice RTP streams using SRTP Exchange of RTP Control Protocol (RTCP) information using secure RTCPSRTP to RTP fallback for calls between secure and insecure endpoints Secure calls supported in Cisco Unified Survivable Remote Site Telephony (SRST) mode during WAN failover Compressed RTP (CRTP) supported with media encrypted calls using SRTP<\/p>\n","protected":false},"featured_media":173615,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[720,719],"product_tag":[1029,9550,692,723,9542,628,1052,727],"class_list":["post-173614","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-routers","product_cat-routers","product_tag-4-ports-router","product_tag-cisco-3900-series-router","product_tag-gigabit-ethernet-router","product_tag-integrated-services-router","product_tag-mini-gbic-router","product_tag-router","product_tag-sfp-router","product_tag-sfp-slots","first","instock","shipping-taxable","purchasable","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>C3945E-VSEC\/K9, Cisco 3945E Secure Voice Bundle - 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\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C3945E-VSEC\/K9, Cisco 3945E Secure Voice Bundle - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"C3945E-VSEC\/K9 Overview C3945E-VSEC\/K9 is the Cisco 3945E router with Cisco 3945E Voice Sec. Bundle, including PVDM3-64, UC and SEC License Media encryption of voice RTP streams using SRTP Exchange of RTP Control Protocol (RTCP) information using secure RTCPSRTP to RTP fallback for calls between secure and insecure endpoints Secure calls supported in Cisco Unified Survivable Remote Site Telephony (SRST) mode during WAN failover Compressed RTP (CRTP) supported with media encrypted calls using SRTP\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-10T12:39:55+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-c3945e-vsec-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\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/\",\"name\":\"C3945E-VSEC\\\/K9, Cisco 3945E Secure Voice Bundle - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-c3945e-vsec-k9.jpg\",\"datePublished\":\"2026-09-10T12:39:53+00:00\",\"dateModified\":\"2026-09-10T12:39:55+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-c3945e-vsec-k9.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-c3945e-vsec-k9.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"http:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"C3945E-VSEC\\\/K9, Cisco 3945E Secure Voice Bundle\"}]},{\"@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":"C3945E-VSEC\/K9, Cisco 3945E Secure Voice Bundle - 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\/c3945e-vsec-k9-cisco-3945e-secure-voice-bundle\/","og_locale":"en_US","og_type":"article","og_title":"C3945E-VSEC\/K9, Cisco 3945E Secure Voice Bundle - Geek Tech Sol","og_description":"C3945E-VSEC\/K9 Overview C3945E-VSEC\/K9 is the Cisco 3945E router with Cisco 3945E Voice Sec. 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