The Detroit Internet Exchange (DET-IX) is a not-for-profit Regional Internet Exchange Point (IXP) with core switching fabric located in Southfield Michigan. Membership and interconnection is free. The collaboration of carriers, ISP's, and Enterprise Businesses connected to DET-IX allows for traffic to be exchanged freely, rather than paying to make the connection. 1G, 10G, 25G and 100G ports are available.