23d9bf62__Free__Open_Source_MMS_Gateway__2
[0] service-code [1] string [2] 
If set, Mbuni will use this as the ServiceCode parameter to send back the MMSC (MM7/SOAP only) in a SubmitReq packet. This paramter overrides the X-Mbuni-ServiceCode header, if set int the response.
Mbuni: Free, Open Source MMS Gateway
2