Check your smsc logs. Do you use mysql at all?
2016-06-15 15:00 GMT+03:00 Salih Al-Hassan <sal.alhas...@gmail.com>: > Hi, > > I have an issue where kannel starts to queue MT messages after some period > of running. The TPS drops so low that i get 1 message delivered about every > 10 seconds. I am able to free the queue by putting kannel in a suspended > state. > > Has anyone experienced this? > > Regards, > Salih Al-Hassan >