This paper describes an Enterprise Layer 3 mobility solution using the standard-based Mobile IP protocol, Cisco Dynamic Security Association and Key Distribution feature, and Dynamic Host Configuration Protocol (DHCP) option 68. Nowadays, enterprises are deploying Wireless Local Area Networks (WLAN) to meet their employees' mobility requirements and to boost company productivity. WLAN allows employees to stay connected while moving around their workplace. While deploying WLAN improves company productivity, it also introduces some challenges in the user's mobility experiences.
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