asterisk@xxxxxxxxx writes: > ISDN User Part > CIC: 5 > Message type: Confusion (47) > Cause indicators, see Q.850 (3 bytes length) > Mandatory Parameter: 18 (Cause indicators) > Pointer to Parameter: 2 > Parameter length: 3 > Cause indicators (-> Q.850) > .... 0111 = Cause location: International network (INTL) (7) > .00. .... = Coding standard: ITU-T standardized coding (0x00) > 1... .... = Extension indicator: last octet > .110 0011 = Cause indicator: Information element nonexistant > or not implemented (99) > 1... .... = Extension indicator: last octet > Information element: Unknown (0x31) > No optional parameter present (Pointer: 0) So that is the output from a protocol analyser? That's pretty neat... "Cause indicator: Information element nonexistant or not implemented" The circuit it is complaining about is CIC: 5. So maybe you could get a similar dump of the previous message that chan_ss7 sent for this circuit, and which is apparently causing the confusion message to be replied? - Kristian. -- Kristian Nielsen, Software Developer MySQL AB, Hvidovre, Denmark, www.mysql.com Office: +46 18 174 400 ext. 4525 Are you MySQL certified? www.mysql.com/certification