{"id":173622,"date":"2026-09-10T12:40:01","date_gmt":"2026-09-10T12:40:01","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/isr4451-x-ax-k9-cisco-4451-x-application-experience-router\/"},"modified":"2026-09-10T12:40:07","modified_gmt":"2026-09-10T12:40:07","slug":"isr4451-x-ax-k9-cisco-4451-x-application-experience-router","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/isr4451-x-ax-k9-cisco-4451-x-application-experience-router\/","title":{"rendered":"ISR4451-X-AX\/K9, Cisco 4451-X Application Experience Router"},"content":{"rendered":"<p>ISR4451-X-AX\/K9 Technical Specifications<\/p>\n<p>Cisco 4451-X Application Experience Router Modular<\/p>\n<p>Manufacturer: Cisco Systems, Inc<\/p>\n<p>Manufacturer Part Number: ISR4451-X-AX\/K9<\/p>\n<p>Brand Name: Cisco<\/p>\n<p>Product Line: Cisco ISR<\/p>\n<p>Product Series: Cisco ISR 4000<\/p>\n<p>Product Model: ISR4451<\/p>\n<p>Ethernet Technology: Gigabit Ethernet<\/p>\n<p>Product Name: 4451-X Router<\/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>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: 10<\/p>\n<p>Expansion Slot Type: PVDM<\/p>\n<p>Expansion Slot Type: SFP<\/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>Cisco IOS XE Software-based Traffic Control<\/p>\n<p>NBAR<\/p>\n<p>AAA<\/p>\n<p>PKI<\/p>\n<p>ACL<\/p>\n<p>Memory<\/p>\n<p>Standard Memory: 4 GB<\/p>\n<p>Maximum Memory: 16 GB<\/p>\n<p>Memory Technology: DRAM<\/p>\n<p>Flash Memory: 8 GB<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ISR4451-X-AX\/K9 Overview<\/p>\n<p>ISR4451-X-AX\/K9 integrated router combines high-performance, scalability, Data Center features and smart router is made to run multiple services. This is the only router in industry separates control data and services planes, so the benefits are numerous. With pay-as-you-grow performance, you can increase forwarding capacity when needed, you only pay for the performance you need.<\/p>\n","protected":false},"featured_media":173623,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[720,719],"product_tag":[9660,1029,1036,1037,692,628,1052,727,1034],"class_list":["post-173622","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-routers","product_cat-routers","product_tag-10-x-sfp-expansion-slots","product_tag-4-ports-router","product_tag-cisco-isr","product_tag-cisco-isr-4000-series","product_tag-gigabit-ethernet-router","product_tag-router","product_tag-sfp-router","product_tag-sfp-slots","product_tag-vpn-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>ISR4451-X-AX\/K9, Cisco 4451-X Application Experience 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\/isr4451-x-ax-k9-cisco-4451-x-application-experience-router\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ISR4451-X-AX\/K9, Cisco 4451-X Application Experience Router - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"ISR4451-X-AX\/K9 Overview ISR4451-X-AX\/K9 integrated router combines high-performance, scalability, Data Center features and smart router is made to run multiple services. 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