Please note that as of October 24, 2014, the Nokia Developer Wiki will no longer be accepting user contributions, including new entries, edits and comments, as we begin transitioning to our new home, in the Windows Phone Development Wiki. We plan to move over the majority of the existing entries over the next few weeks. Thanks for all your past and future contributions.
CSD is not supported for transferring data from S60 3rd Edition FP1 (Known Issue)
CSD is no longer supported for transferring data in S60 3rd Edition, FP1 and later devices.
CSD, short for Circuit Switched Data, is the mode of transferring data over a circuit-switched connection. This data bearer is no longer supported for S60 3rd Edition, FP1 and later devices.
For more information on CSD: CSD and HSCSD
This data bearer has been overtaken by newer data bearers like EGPRS, GPRS, HSDPA, HSUPA, and WCDMA.