Hello Mohammed, Aleksandr, I have exactly the same problem with Kannel 1.4.3. SMPP SMSC is succesfully runningm SMSCes is connected, but messages starts queue'ing sometimes. SMSC does not restart until I do it manualy. Did You find sollution for this problem?
http://www.kannel.org/pipermail/users/2011-February/014946.html -- Best regards, *Valdas Petrulis* +37067310422 Skype: petrulis.valdas [image: Inline image 1]