Re: Multi faxing problems Hylafax+
zootal <[email protected]> Fri, 15 Mar 2019 08:48:33 -0700
| Newsgroups | gmane.comp.telephony.fax.hylafax.user |
|---|---|
| Message-ID | <[email protected]> |
This is a multi-part message in MIME format. --------------22B8213CE650FE71841D0DE7 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Thanks everyone. For fear of sounding stupid - how do I disable ECM? I=20 RTFM's but did not find anything anywhere. The closest I got was a=20 reference to ATEC0 turning off ECM, how would I configure hylafax to=20 send this to the modem? On 3/15/19 12:04 AM, Christo Labuschagne wrote: > Good day > > My 10c to add here.=C2=A0 Have a look that if the calls that went throu= gh=20 > successfully have the NSF reported correctly. When using a more=20 > reliable T.38 backend connection, the NSF gets overridden by 0xFF (if=20 > I recall correctly).=C2=A0 I have noticed in my testing that you someti= mes=20 > get it and in some cases you get a codec line.=C2=A0 Just something=20 > to=C2=A0think about. > > On the other hand, seems like you might be having the same issue=20 > between Class 1 and 2, just different symptoms.=C2=A0 Seems like both f= ail=20 > at the end of sending a page.=C2=A0 In class 1 case the receiver discar= ds=20 > the fax (possibly because of ECM), and class 2 goes through.=C2=A0 You = can=20 > try class 1 without EMC (this might be degrading your quality though)? > > I did notice the destination supports JBIG which can be enabled by you=20 > by installing libjbig.=C2=A0 This reduces the fax page by about 30 - 50= %=20 > over MMR.=C2=A0 Might reduce your time in fax? > > Kind regards > Christo > > On Fri, Mar 15, 2019 at 6:42 AM Lee Howard <[email protected]=20 > <mailto:[email protected]>> wrote: > > On 03/14/2019 08:22 AM, zootal wrote: > > Mar 04 09:16:36.70: [19160]: <-- [9:AT+FTH=3D3\r] > > Mar 04 09:16:36.81: [19160]: --> [7:CONNECT] > > Mar 04 09:16:36.81: [19160]: <-- HDLC<7:FF C8 FD F4 00 00 1C> > > Mar 04 09:16:36.81: [19160]: <-- data [7] > > Mar 04 09:16:36.81: [19160]: <-- data [2] > > Mar 04 09:16:38.14: [19160]: --> [2:OK] > > Mar 04 09:16:38.14: [19160]: SEND send PPS (partial page signal) > > Mar 04 09:16:38.14: [19160]: SEND send EOP (no more pages or > documents) > > Mar 04 09:16:38.14: [19160]: <-- [9:AT+FRH=3D3\r] > > Mar 04 09:16:39.96: [19160]: --> [7:CONNECT] > > Mar 04 09:16:40.00: [19160]: --> [4:60 F6 10 03] > > Mar 04 09:16:40.00: [19160]: --> [5:ERROR] > > The problem here is that this is the only indication of any respons= e > from the receiver to our PPS-EOP signal, and the response is corrup= t. > > This is either due to bugs in your modem firmware or due to poor ph= one > line audio quality on your phone lines. > > If you can send faxes consistently with success to this destination > using Class 2.0, and if the image quality on the received fax (on t= he > receiver's end) is perfect, then I would suggest that the problem i= s > more likely with your modem's Class 1 firmware. > > Thanks, > > Lee. > > > ____________________ HylaFAX(tm) Users Mailing List > _______________________ > =C2=A0 To subscribe/unsubscribe, click > http://lists.hylafax.org/cgi-bin/lsg2.cgi > =C2=A0On UNIX: mail -s unsubscribe [email protected]= g > <mailto:[email protected]> < /dev/null > =C2=A0 *To learn about commercial HylaFAX(tm) support, mail > [email protected].* > --------------22B8213CE650FE71841D0DE7 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html> <head> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3DUTF= -8"> </head> <body text=3D"#000000" bgcolor=3D"#FFFFFF"> <div class=3D"moz-cite-prefix">Thanks everyone. For fear of sounding stupid - how do I disable ECM? I RTFM's but did not find anything anywhere. The closest I got was a reference to ATEC0 turning off ECM, how would I configure hylafax to send this to the modem?<br> <br> <br> On 3/15/19 12:04 AM, Christo Labuschagne wrote:<br> </div> <blockquote type=3D"cite" cite=3D"mid:CALPXzFhKJm=3Dboy+aUt8MtJjGro=3DHozKLv2rV+xN=3DbhnMPWcM3g@mai= l.gmail.com"> <meta http-equiv=3D"content-type" content=3D"text/html; charset=3DU= TF-8"> <div dir=3D"ltr">Good day <div><br> </div> <div>My 10c to add here.=C2=A0 Have a look that if the calls that went through successfully have the NSF reported correctly.=C2=A0 When using a more reliable T.38 backend connection, the NSF gets overridden by 0xFF (if I recall correctly).=C2=A0 I have noticed in my testing that you sometimes get it and in some cases you get a codec line.=C2=A0 Just something to=C2=A0think = about.</div> <div><br> </div> <div>On the other hand, seems like you might be having the same issue between Class 1 and 2, just different symptoms.=C2=A0 See= ms like both fail at the end of sending a page.=C2=A0 In class 1 c= ase the receiver discards the fax (possibly because of ECM), and class 2 goes through.=C2=A0 You can try class 1 without EMC (th= is might be degrading your quality though)?=C2=A0=C2=A0</div> <div><br> </div> <div>I did notice the destination supports JBIG which can be enabled by you by installing libjbig.=C2=A0 This reduces the fa= x page by about 30 - 50% over MMR.=C2=A0 Might reduce your time i= n fax?</div> <div><br> </div> <div>Kind regards</div> <div>Christo</div> </div> <br> <div class=3D"gmail_quote"> <div dir=3D"ltr" class=3D"gmail_attr">On Fri, Mar 15, 2019 at 6:4= 2 AM Lee Howard <<a href=3D"mailto:[email protected]" moz-do-not-send=3D"true">[email protected]</a>> wrote:<br> </div> <blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">= On 03/14/2019 08:22 AM, zootal wrote:<br> > Mar 04 09:16:36.70: [19160]: <-- [9:AT+FTH=3D3\r]<br> > Mar 04 09:16:36.81: [19160]: --> [7:CONNECT]<br> > Mar 04 09:16:36.81: [19160]: <-- HDLC<7:FF C8 FD F4 00 00 1C><br> > Mar 04 09:16:36.81: [19160]: <-- data [7]<br> > Mar 04 09:16:36.81: [19160]: <-- data [2]<br> > Mar 04 09:16:38.14: [19160]: --> [2:OK]<br> > Mar 04 09:16:38.14: [19160]: SEND send PPS (partial page signal)<br> > Mar 04 09:16:38.14: [19160]: SEND send EOP (no more pages or documents)<br> > Mar 04 09:16:38.14: [19160]: <-- [9:AT+FRH=3D3\r]<br> > Mar 04 09:16:39.96: [19160]: --> [7:CONNECT]<br> > Mar 04 09:16:40.00: [19160]: --> [4:60 F6 10 03]<br> > Mar 04 09:16:40.00: [19160]: --> [5:ERROR]<br> <br> The problem here is that this is the only indication of any response<br> from the receiver to our PPS-EOP signal, and the response is corrupt.<br> <br> This is either due to bugs in your modem firmware or due to poor phone<br> line audio quality on your phone lines.<br> <br> If you can send faxes consistently with success to this destination<br> using Class 2.0, and if the image quality on the received fax (on the<br> receiver's end) is perfect, then I would suggest that the problem is<br> more likely with your modem's Class 1 firmware.<br> <br> Thanks,<br> <br> Lee.<br> <br> <br> ____________________ HylaFAX(tm) Users Mailing List _______________________<br> =C2=A0 To subscribe/unsubscribe, click <a href=3D"http://lists.hylafax.org/cgi-bin/lsg2.cgi" rel=3D"noreferrer" target=3D"_blank" moz-do-not-send=3D"true"= >http://lists.hylafax.org/cgi-bin/lsg2.cgi</a><br> =C2=A0On UNIX: mail -s unsubscribe <a href=3D"mailto:[email protected]" target=3D"_blank" moz-do-not-send=3D"true">hylafax-users-requ= [email protected]</a> < /dev/null<br> =C2=A0 *To learn about commercial HylaFAX(tm) support, mail <a class=3D"moz-txt-link-abbreviated" href=3D"mailto:sales@ifax= .com.*">[email protected].*</a><br> <br> </blockquote> </div> </blockquote> <br> </body> </html> --------------22B8213CE650FE71841D0DE7-- ____________________ HylaFAX(tm) Users Mailing List _______________________ To subscribe/unsubscribe, click http://lists.hylafax.org/cgi-bin/lsg2.cgi On UNIX: mail -s unsubscribe [email protected] < /dev/null *To learn about commercial HylaFAX(tm) support, mail [email protected].*