Dlr Report problem

[Omprakash Choudhary]

I am able to use dlr-mask and dlr-url functionality of kannel.
but smpp provider provide additional codes as delivery report, how can i
retrive them.
I tested kannel's default dlr report system that is good for some smpp
providers in the market.
but some provider doesnot provide dlr report for kannel's dlr system. they
provide some additional codes.
please help me
how can i retrive them.