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- Low-cost vehicle communications systems
The Cisco 5921 ESR complements the Cisco 5915 and 5940 ESR hardware routers, providing integrators with a cost-effective solution for addressing smaller, highly integrated applications. The Cisco 5921 ESR can be combined with system-specific applications onto a single, small, low-power hardware solution. - Portable communications devices
By not restricting the product developer to a specified form factor, the Cisco 5921 ESR offers integrators creative flexibility to design hardware to meet unique market requirements. The router targets low-power systems, making it ideal for use in portable, battery-powered devices. - Security-protected sensors
The Cisco 5921 ESR's network optimization capabilities support the development of security-protected sensors deployed in self-forming, self-healing, infrastructure-less networks. It provides immediate connection with no preconfiguration of peers required; no need for connectivity to a centralized network; and reach beyond the range of a fixed network.
The Cisco 5921 Embedded Services Router (ESR) is designed to operate on small, low-power, Linux-based platforms. It helps integration partners extend the use of Cisco IOS into extremely mobile and portable communications systems. It also provides highly secure data, voice, and video communications to stationary and mobile network nodes across wired and wireless links.