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.
Find out how to take action here. â 1 HIVâ stands for âHuman Immunodeficiency Virusâ and âAIDSâ stands for âAcquired Immunodeficiency Syndrome.â The first case of AIDS (unidentified at the time) was reported in the US in June, 1981. 2  HIV infects 1.1 million Americans, and more than 18% are unaware of their infection.