Hi all. Any body knows somethings about this issue ? Some calls fails due to this cause , i have runing UnicallPre5 and spandsp2.pre20 this is my unicall.conf loglevel=255 protocolclass=mfcr2 protocolvariant=mx,10,4 protocolend=cpe group = 1 context=incoming channel => 1-10 ;channel => 17-31 this is my zapte.conf span=1,0,0,cas,hdb3 # E1 1 cas=1-10:1101 #dchan=16 #cas=17-31:1101 loadzone = us defaultzone=us fxoks=32-34 fxsks=35 Thanks in advanced. Oct 24 10:26:46 WARNING[3812]: Unicall/1 event Dialing Oct 24 10:26:46 WARNING[3812]: MFC/R2 UniCall/1 <- 1101 [1/ 40/Seize /Idle ] Oct 24 10:26:46 WARNING[3812]: MFC/R2 UniCall/1 3 on -> [2/ 40/Group I /Idle ] Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 R2 prot. err. [2/ 40/Group I /DNIS ] cause 32769 - T1 timed out Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 3 off -> [1/ 1/Idle /Idle ] Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 1001 -> [1/ 1/Idle /Idle ] Oct 24 10:26:51 WARNING[3812]: Unicall/1 event Protocol failure Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 Channel echo cancel Oct 24 10:26:51 WARNING[3812]: Unable to forward voice Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 Channel gains Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 Channel switching Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 <- 1001 [1/ 1/Idle /Idle ] Oct 24 10:26:51 WARNING[3812]: MFC/R2 UniCall/1 1001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 Call control(1) Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 Make call Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 Making a new call with CRN 32797 Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 0001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:05 WARNING[3812]: Unicall/1 event Dialing Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 <- 1101 [1/ 40/Seize /Idle ] Oct 24 10:27:05 WARNING[3812]: MFC/R2 UniCall/1 3 on -> [2/ 40/Group I /Idle ] Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 R2 prot. err. [2/ 40/Group I /DNIS ] cause 32769 - T1 timed out Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 3 off -> [1/ 1/Idle /Idle ] Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 1001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:10 WARNING[3812]: Unicall/1 event Protocol failure Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 Channel echo cancel Oct 24 10:27:10 WARNING[3812]: Unable to forward voice Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 Channel gains Oct 24 10:27:10 WARNING[3812]: MFC/R2 UniCall/1 Channel switching Oct 24 10:27:11 WARNING[3812]: MFC/R2 UniCall/1 <- 1001 [1/ 1/Idle /Idle ] Oct 24 10:27:11 WARNING[3812]: MFC/R2 UniCall/1 1001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 Call control(1) Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 Make call Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 Making a new call with CRN 32798 Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 0001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:24 WARNING[3812]: Unicall/1 event Dialing Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 <- 1101 [1/ 40/Seize /Idle ] Oct 24 10:27:24 WARNING[3812]: MFC/R2 UniCall/1 3 on -> [2/ 40/Group I /Idle ] Oct 24 10:27:29 WARNING[3812]: MFC/R2 UniCall/1 R2 prot. err. [2/ 40/Group I /DNIS ] cause 32769 - T1 timed out Oct 24 10:27:29 WARNING[3812]: MFC/R2 UniCall/1 3 off -> [1/ 1/Idle /Idle ] Oct 24 10:27:29 WARNING[3812]: MFC/R2 UniCall/1 1001 -> [1/ 1/Idle /Idle ] Oct 24 10:27:29 WARNING[3812]: Unicall/1 event Protocol failure