{"id":172743,"date":"2026-09-10T12:18:16","date_gmt":"2026-09-10T12:18:16","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/isr4221-k9-cisco-isr-4221-router-modular-router-gigabit-ethernet\/"},"modified":"2026-09-10T12:18:16","modified_gmt":"2026-09-10T12:18:16","slug":"isr4221-k9-cisco-isr-4221-router-modular-router-gigabit-ethernet","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/isr4221-k9-cisco-isr-4221-router-modular-router-gigabit-ethernet\/","title":{"rendered":"ISR4221\/K9, Cisco ISR 4221 Router Modular Router Gigabit Ethernet"},"content":{"rendered":"<p>ISR4221\/K9 Technical Specifications<\/p>\n<p>Cisco ISR 4221 Router Modular Router<\/p>\n<p>General Information<\/p>\n<p>Brand Name: Cisco<\/p>\n<p>Product Line: Cisco ISR<\/p>\n<p>Product Series: ISR 4000<\/p>\n<p>Product Model: ISR4221<\/p>\n<p>Product Type: Router<\/p>\n<p>Protocols<\/p>\n<p>Networking Protocol: Gigabit Ethernet<\/p>\n<p>Remote Management Protocol: RMON, SNMP<\/p>\n<p>Transport Protocol: DHCP, IPSec, PPPoE<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ISR4221\/K9 Overview<\/p>\n<p>Cisco Isr 4221 Integrated Services router is designed to deliver advanced services to the small enterprise branch environment. It delivers 35Mbps thoughtput by default. With pay-as-you-grow performance, you can increase forwarding capacity to 75Mbps by buying licenses The Cisco 4000 series Integrated Services Routers (ISR) revolutionize WAN communications in the enterprise branch. With new levels of built-in intelligent network capabilities and convergence, the routers specifically address the growing need for application-aware networking in distributed enterprise sites. These locations tend to have lean IT resources. But they often also have a growing need for direct communication with both private data centers and public clouds across diverse links, including Multiprotocol Label Switching (MPLS) VPNs and the Internet.<\/p>\n","protected":false},"featured_media":172744,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[720,719],"product_tag":[1036,1037,692,628,1052],"class_list":["post-172743","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-routers","product_cat-routers","product_tag-cisco-isr","product_tag-cisco-isr-4000-series","product_tag-gigabit-ethernet-router","product_tag-router","product_tag-sfp-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>ISR4221\/K9, Cisco ISR 4221 Router Modular Router Gigabit Ethernet - 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\/isr4221-k9-cisco-isr-4221-router-modular-router-gigabit-ethernet\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ISR4221\/K9, Cisco ISR 4221 Router Modular Router Gigabit Ethernet - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"ISR4221\/K9 Overview Cisco Isr 4221 Integrated Services router is designed to deliver advanced services to the small enterprise branch environment. It delivers 35Mbps thoughtput by default. With pay-as-you-grow performance, you can increase forwarding capacity to 75Mbps by buying licenses The Cisco 4000 series Integrated Services Routers (ISR) revolutionize WAN communications in the enterprise branch. With new levels of built-in intelligent network capabilities and convergence, the routers specifically address the growing need for application-aware networking in distributed enterprise sites. These locations tend to have lean IT resources. 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