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.
HIV in the U.S. The first cases of HIV in the United States date back to 1981. Homosexual men began dying from mysterious, pneumonia-like infections. In June 1981, the U.S. Centers for Disease Control and Prevention (CDC) first described the symptoms of this unknown disease in one of their publications.he FDA approved the first protease inhibitor in 1995. This began a new era of strong treatment and response called highly active antiretroviral therapy (HAART). By 1997, HAART was the standard of treatment for HIV. Soon, the number of deaths caused by AIDS begins to fall.