Ray Jackson wrote: > Again, pardon my ignorance - but I did a basic listening test and > notice that a normal fax machine sends a high pitch tone at the start > of a fax call, whereas TxFax sends a high pitch tone which very > quickly gets interrupted by a lower pitch tone which then repeats > about every 1.5s until hangup. Sometimes you don't even get to hear > more than a split second of the higher pitch tone. What do these > tones mean? TxFax's tones certainly sound different to the normal fax > tone I am used to hearing. I am also struggling to get good debug out > of SpanDSP to see what is behind these tones and what they mean? Can > anybody help me in getting good debug out of the spandsp libraries? A high pitched tone followed by low pitch sounds like you have not asked txfax to ask as a caller. However, the low pitched tone should then be a warble that lasts about 2s with 3s gaps between warbles.
Steve _______________________________________________ Openpbx-users mailing list [email protected] http://lists.openpbx.org/mailman/listinfo/openpbx-users
