IP Security (IPSec) is mandatory for IPv6implementations. Given that IPv6 will be dominated by commercial off the shelf (COTS)software products, many in the DoD community will have a software encryption capability attheir disposal.
1 The lowest monthly average temperature in Fountain Hills for December is 54 degrees. 2  The most monthly precipitation in Fountain Hills occurs in January with 0 inches.  The air quality index in Fountain Hills is 48% worse than the national average.
According to the United States Census Bureau, the city has a total area of 7.8 square miles (20.3 km 2), all land. The elevation at the center of Pleasanton is 360 feet (110 m) above sea level. The average annual temperature of Pleasanton is 70 Â°F (21 Â°C).