Hi Chris, Change system type as below and advise. *system-type = DEFAULT*
Best Regards, *Bendon Murgor *: Systems Engineer/IT Systems Auditor. *Phone*: Kenya: +254-720529868 Twitter: @bendonmurgor <http://twitter.com/bendonmurgor> On Fri, Nov 9, 2018 at 3:36 PM christopher kamutumwa < chriskamutu...@gmail.com> wrote: > Hello, > I have an issue I have configured kannel and am able to bind to SMSC > provider. Not when I send message to SMSc Provider am getting an > error message in log as below > 2018-11-09 14:00:20 Receive DLR [SMSC:airtel] [SVC:] [ACT:] [BINF:] [FID:] > [META:?smpp_resp?] [from:zzzz] [to:260976298808] [flags:-1:-1:-1:-1:16] > [msg:36:NACK/0x00000015/Invalid Service Type] [udh:0:] > > > My question where is that put? > > I have asked SMSC provider and the have told me service-type=smpp > > I added to config file but still get same error > > TCPDUMP from smsc provider show they are receiving NOBAL as service type > from our end. > please help below is config > > group = smsc > smsc = smpp > smsc-id = zoned > host = 172.xx.xx.xx > port = 5xx > interface-version = 34 > smsc-username = xxxxxx > smsc-password = xxxxxx > system-type = smpp > service-type = smpp > source-addr-ton = 5 > source-addr-npi = 0 > dest-addr-ton = 1 > dest-addr-npi = 1 > transceiver-mode = true > throughput = 40 > > > Thanks > > Chris Kamutumwa >