Remarks
ftp for uploading files will no longer be supported.Files are then submitted to CDDIS using an HTTP POST request (2017-17-05). - CDDIS is part of the ICSU World Data System (WDS). CDDIS is one of two data centers, which makes access possible of ILRS data, products, and predictions (and EDC). CDDIS contains the following data sets: GNSS Data, SLR Data, VLBI Data and DORIS Data.
The Crustal Dynamics Data Information System (CDDIS) has served as a global data center for the International GPS Service (IGS).