Re: [hylafax-users] COMREC invalid response received (expected PPS)

[Rafal Jankowski <rafj@xxxxxxxxx>]

Lee Howard wrote:

> I'd need to see your logging at a higher setting (to show the actual

Thank you for your response.
How can I change that? I have searched through the documentation and I
assume the SessionTracing parameter should be changed, what into what
value? Accually I haven't found the maximum value of that parameter.

> modem data) and try to parse through it to know for certain, but this is 
> generally and indication that the sender's modulator, the receiver's 
> modulator, or both are not in a usable state.  Generally they "come out 
> of it" after a couple of attempts, but in this case it did not happen.   
> My bet is on the USR modem being the culprit here. 
> 
> 
> 
>>sie 12 14:42:44.62: [ 4277]: RECV recv CTC (continue to correct) 
>>sie 12 14:42:44.62: [ 4277]: <-- [9:AT+FRS=7\r] 
>>sie 12 14:42:44.78: [ 4277]: --> [2:OK] 
>>sie 12 14:42:44.78: [ 4277]: <-- [9:AT+FTH=3\r] 
>>sie 12 14:42:44.90: [ 4277]: --> [7:CONNECT] 
>>sie 12 14:42:46.11: [ 4277]: --> [2:OK] 
>>sie 12 14:42:46.11: [ 4277]: RECV send CTR (confirm continue to correct) 
>>sie 12 14:42:46.11: [ 4277]: <-- [11:AT+FRM=121\r] 
>>sie 12 14:42:47.99: [ 4277]: --> [7:CONNECT] 
> 
> 
> ... 
> 
> 
>>sie 12 14:42:50.55: [ 4277]: RECV recv DCN (disconnect) 
> 
> 
> It's too bad the sender didn't drop down to V.29 before giving up (DCN) 
> because that probably would have recovered things. 
> 
> You *may* be able to work around your USR problems by disabling V.17.   
> You do that with Class1RMQueryCmd.  Search the archives for examples. 

I put the following lines at the and of my config.ttyS0 file:
Class1TMQueryCmd: "!3,24,48,96"
Class1RMQueryCmd: "!3,24,48,96"

I have to wait some time to see the results.



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