For those who still have a Ring Back problem, please notice that this is caused by the differencies in the ANSI and ITU specs of the SS7, for the time being, until fixed by Sifira, attached is the quick patch to confor ITU behavior - so there will be an RBT. -------------- next part -------------- A non-text attachment was scrubbed... Name: rbt.patch.diff Type: text/x-diff Size: 650 bytes Desc: not available Url : http://lists.digium.com/pipermail/asterisk-ss7/attachments/20060312/4562d39f/rbt.patch.bin