Hi Dmitry I have come across something similar with mysql. Check that your table collation matches to chosen alphabet encoding. This caused me a lot of issues in the past.
The reason why smsbox works is because of the url encoding handles the more complex characters and is correctly translated into UCS2. Kind regards Grant > On 29 Mar 2016, at 12:00, users-requ...@kannel.org wrote: > > SQLBOX incorrect data_coding for outgoing messages