IX - technical definition

An official Network Access Point (NAP) at which an Internet service provider (ISP) can access the Internet backbone and exchange traffic with other ISPs. Some NAPs are known as NAPs, some as Internet Exchanges (IXs), and some as MAEs.Tier 1 IXs are located in Amsterdam, The Netherlands (AMS-IX); London, England (LINX); Sophia-Antipolis, France (SFINX); Cape Town and Johannesburg, South Africa (CINX and JINX); Hong Kong, Peoples Republic of China (HKIX); and Tokyo, Japan (JPIX). See also Internet, ISP, MAE, and NAP.