{"product_id":"cisco-5921-embedded-services-router-feature-license-l-fl-5921-rl5-k9","title":"Cisco 5921 Embedded Services Router Feature License","description":"\u003cdiv class=\"product-content\"\u003e\n\u003csection class=\"who-its-for\"\u003e\u003ch1\u003eCisco 5921 Embedded Services Router Feature License\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCisco 5921 Embedded Services Router (ESR) feature license\u003c\/strong\u003e extends Cisco IOS Software capabilities to mobile and embedded network environments. This license is designed for organizations deploying the \u003cstrong\u003eCisco 5900 Series ESR\u003c\/strong\u003e on small, low-power Linux-based platforms that require enterprise-grade IP routing and advanced networking services in portable communications systems. Whether you're managing mobile deployments, remote site connectivity, or embedded network infrastructure, this feature license unlocks critical routing and service capabilities for mission-critical applications.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"key-features\"\u003e\u003ch2\u003eKey Features \u0026amp; Capabilities\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCisco IOS Software router functionality optimized for embedded and mobile platforms\u003c\/li\u003e\n\u003cli\u003eAdvanced IP routing services for low-power, Linux-based systems\u003c\/li\u003e\n\u003cli\u003eEnterprise-grade networking capabilities in compact form factors\u003c\/li\u003e\n\u003cli\u003eSupport for mobile and portable communications infrastructure\u003c\/li\u003e\n\u003cli\u003eSeamless integration with Cisco 5900 Series ESR hardware\u003c\/li\u003e\n\u003cli\u003eFeature-rich routing protocols and network services\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"technical-specs\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"10\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eCisco Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eCisco 5900 Series Embedded Services Router\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eL-FL-5921-RL5-K9=\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLicense Type\u003c\/td\u003e\n\u003ctd\u003eFeature License\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlatform Support\u003c\/td\u003e\n\u003ctd\u003eCisco 5921 ESR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating System\u003c\/td\u003e\n\u003ctd\u003eCisco IOS Software\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget Environment\u003c\/td\u003e\n\u003ctd\u003eMobile, embedded, and low-power Linux platforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus\u003c\/td\u003e\n\u003ctd\u003eEnd-of-Sale \/ End-of-Life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"faq\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is the Cisco 5921 Embedded Services Router feature license used for?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCisco 5921 ESR feature license\u003c\/strong\u003e activates advanced routing and networking services on the Cisco 5921 platform, enabling IP routing, service integration, and enterprise networking capabilities on mobile and embedded Linux-based systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs the Cisco 5921 Embedded Services Router still supported?\u003c\/h3\u003e\n\u003cp\u003eThe Cisco 5921 ESR is under end-of-sale and end-of-life status. For current deployments, Cisco recommends evaluating newer router platforms, though existing licenses may continue to function on deployed systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat platforms does this Cisco IOS software router license support?\u003c\/h3\u003e\n\u003cp\u003eThis feature license is designed for the Cisco 5921 ESR running on small, low-power Linux-based platforms. It extends Cisco IOS Software functionality to mobile and embedded network environments requiring advanced routing services.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow does the Cisco 5900 Series ESR compare to standard routers?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCisco 5900 Series ESR\u003c\/strong\u003e is optimized for mobile and embedded applications with minimal power consumption and compact form factors, making it ideal for portable communications systems where traditional routers are impractical.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"CISCO SYSTEMS","offers":[{"title":"Default Title","offer_id":41714090672203,"sku":"L-FL-5921-RL5-K9=","price":1784.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1824\/0789\/files\/Cisco-5921-Embedded-Services-Router-Feature-License.png?v=1788308445","url":"https:\/\/www.tecisoft.ca\/products\/cisco-5921-embedded-services-router-feature-license-l-fl-5921-rl5-k9","provider":"TeciSoft","version":"1.0","type":"link"}