11-04-2017 04:48 AM - edited 03-17-2019 11:32 AM
HI
I have setup faxes with ATA , below is the call flow
ATA--UCM--SIP TRUNK--CUBE---SIP TRUNK---ITSP
my ITSP doesn't support t.38 , so i configured fax pass throgh, but most of the time faxes fail, any suggestion?
fax rate disable
fax nsf 000000
fax protocol pass-through g711alaw
11-04-2017 05:20 AM
11-04-2017 05:43 PM
HI Mohammed,
Thanks for the suggestion & what is the impact if i use fax protocol none?
11-05-2017 04:52 AM
No fax pass-through is attempted which you don't want. You need it to pass through
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