Internet basics The Internet backbone Major internet communication links Network/Internet service provider(NsP/IsP Construct and maintain the Internet back bone such as at&t Network access point(NAP)-point on the Internet where several connections converge Han Fala United States The Internet Backbone  Major internet communication links.  Network/Internet service provider (NSP/ISP) ◦ Construct and maintain the Internet backbone, such as AT&T  Network access point (NAP) – point on the Internet where several connections converge