{"id":170042,"date":"2026-09-10T11:08:07","date_gmt":"2026-09-10T11:08:07","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/c881-k9-cisco-880-series-integrated-services-routers\/"},"modified":"2026-09-10T11:08:07","modified_gmt":"2026-09-10T11:08:07","slug":"c881-k9-cisco-880-series-integrated-services-routers","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/c881-k9-cisco-880-series-integrated-services-routers\/","title":{"rendered":"C881-K9 Cisco 880 Series Integrated Services Routers"},"content":{"rendered":"<p>C881-K9 Technical Specifications<\/p>\n<p>Cisco 880 Series Integrated Services Routers<\/p>\n<p>General Information<\/p>\n<p>Manufacturer Cisco Systems, Inc<\/p>\n<p>Manufacturer Part Number C881-K9<\/p>\n<p>Brand Name Cisco<\/p>\n<p>Product Series 880<\/p>\n<p>Product Model C881<\/p>\n<p>Product Name 881 Ethernet Security Router<\/p>\n<p>Product Type Router<\/p>\n<p>Interfaces\/Ports<\/p>\n<p>Total Number of Ports 5<\/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>Number of Broadband (RJ-45) Ports 1<\/p>\n<p>Network &#038; Communication<\/p>\n<p>Network Technology 10\/100Base-TX<\/p>\n<p>Ethernet Technology Fast Ethernet<\/p>\n<p>Management &#038; Protocols<\/p>\n<p>Security Features-<\/p>\n<p>IPsec<\/p>\n<p>SIP<\/p>\n<p>IOS Firewall<\/p>\n<p>Content Filtering<\/p>\n<p>IPS<\/p>\n<p>NAT-PT<\/p>\n<p>L2TP<\/p>\n<p>NAT<\/p>\n<p>ACLs<\/p>\n<p>DES<\/p>\n<p>3DES<\/p>\n<p>128\/192\/256-bit AES<\/p>\n<p>RADIUS<\/p>\n<p>TACACS+<\/p>\n<p>Memory<\/p>\n<p>Standard Memory 128 MB<\/p>\n<p>Maximum Memory 256 MB<\/p>\n<p>Memory Technology DRAM<\/p>\n<p>Power Description<\/p>\n<p>Input Voltage 110 V AC<\/p>\n<p>Input Voltage 220 V AC<\/p>\n<p>Power Source Power Supply<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C881-K9 Overview<\/p>\n<p>The Cisco C881 ISR router has a lead-free, fanless chassis and is updated versions of the previous Cisco 881 router.<\/p>\n<p>Cisco C881-K9 integrated Services Router is fixed-configuration router, designed for small business, small branch office and enterprise teleworkers. The router provides the enhanced feature of security, including firewall, intrusion prevention, content filtering, and sencryption for VPNs, with no requiring additional licenses.<\/p>\n","protected":false},"featured_media":170043,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[720,719],"product_tag":[1056,1032,337,723,628],"class_list":["post-170042","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-routers","product_cat-routers","product_tag-5-port-router","product_tag-cisco-800-series-router","product_tag-fast-ethernet","product_tag-integrated-services-router","product_tag-router","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>C881-K9 Cisco 880 Series Integrated Services Routers - 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\/c881-k9-cisco-880-series-integrated-services-routers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C881-K9 Cisco 880 Series Integrated Services Routers - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"C881-K9 Overview The Cisco C881 ISR router has a lead-free, fanless chassis and is updated versions of the previous Cisco 881 router. 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