any-to-any architecture that has virtual connections in a switched environment. AT&T defines VPLS as any-to-any Ethernet that can be either metro or long haul. Since Ethernet is an integral part of VPLS, it is important to understand how Ethernet works and can be used within an enterprise network. Ethernet
HIV in America: New York City Was First 'Hub'. Also, the surprising true story of 'Patient Zero'. MedpageToday. The virus that eventually brought HIV/AIDS to light probably arrived in the U.S. in 1970 or 1971, immigrating from Africa though Haiti, researchers said.
Researchers trace first HIV case to 1959 in the Belgian Congo February 3, 1998 Web posted at: 7:41 p.m. EST (0041 GMT) CHICAGO (CNN) -- HIV probably originated in the late 1940s or early 1950s, and showed up in people 10 to 20 years earlier than has previously been estimated, researchers said Tuesday.