asterisk users - Oct 2006 - rxfax problem ("Trainability test failed")

Dear folks,

I couldnt receive faxes and get the following debug traces on the console, I 
appreciate any help or even hints. Using Spandsp-0.2

app_rxfax.c:76 span_message: FLOW Get at 9600bps, modem 1
app_rxfax.c:76 span_message: FLOW Changed from phase 3 to 5
app_rxfax.c:76 span_message: FLOW Non-ECM carrier up
app_rxfax.c:76 span_message: FLOW Non-ECM carrier down
app_rxfax.c:76 span_message: FLOW Non-ECM carrier up
app_rxfax.c:76 span_message: FLOW Non-ECM carrier trained
app_rxfax.c:76 span_message: FLOW Non-ECM carrier down
app_rxfax.c:76 span_message: FLOW Trainability test failed - longest run of 
zeros was 3356
app_rxfax.c:76 span_message: FLOW >>> FTT
app_rxfax.c:76 span_message: FLOW Non-ECM carrier up
app_rxfax.c:76 span_message: FLOW Non-ECM carrier training failed
.....
.....
app_rxfax.c:76 span_message: FLOW Trainability test failed - longest run of 
zeros was 2000
app_rxfax.c:76 span_message: FLOW >>> FTT
......
app_rxfax.c:76 span_message: FLOW Non-ECM carrier down
app_rxfax.c:76 span_message: FLOW Trainability test failed - longest run of 
zeros was 1696
.....
chan_zap.c:4351 __zt_exception: Exception on 23, channel 1
chan_zap.c:3539 zt_handle_event: Got event On hook(1) on channel 1 (index 0)
app_rxfax.c:329 rxfax_exec: Got hangup

Regards.
M. Shokuie Nia

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