Here's how it looks like it works to me: (their stuff is of course HTTPS, and I'm assuming the caller's support links would be as well. Each REST call also has authentication tokens, of course) === Out: === You POST data to their REST resource, including a link to your PDF document, which they pull (as well as phone number data). Presumably, you want to add some kind of temporary security token/nonce to the link that…
Your description is right. To give this a visual dimension, here are sequence diagrams showing how outbound and inbound faxing work at another provider (disclaimer: I'm a co-founder at Interfax): Outbound: https://www.interfax.net/en/dev/dev-guide/using-interfax-for... Inbound: https://www.interfax.net/en/dev/dev-guide/using-interfax-for... Your suggestion for a "sign this and send it back" workflow is an excellent i…
Re: Programmable Fax – API for sending and receiving faxes
#171Thanks for the sequence diagram. That's exactly what we're doing.