Quote Originally Posted by eaf View Post
I wouldn't use just PAP2 for this of course.

But I thought I saw t38 being offered in SDP stream on several occasions...
We don't officially support it.

We use over a dozen upstream carriers and it's only supported by a few, so it would all depend on where the call happens to be routed.

We do offer a completely TDM-based fax solution for both incoming and outgoing faxes that doesn't use our VoIP network.

http://www.voipo.com/fax-to-email.shtml