Hello, Have been going around the forum + web for some days now about that small issue. I am trying to add a custom header on the invite that is sent to sip phone was a call comes in. Basically the purpose is so the phone can take the details from the INVITE and issue a command to open a webpage. …

That approach should work, but it might be easier to define a custom inbound context and use it like the ‘from-pstn-e164-us’ context in extensions.conf. Define the context and send the incoming call to is, then have the context ‘goto’ to the ‘from-pstn,s,1’ context and step.

IMO, none of the approaches mentioned will work, because Asterisk passes only a few specific headers from trunk to extension. So, instead of modifying headers received from the trunk, you must modify headers sent to the extension. As a test, in extensions_custom.conf, try adding: [macro-dialout-o…

Tried both approaches of @Stewart1 & @cynjut , didn’t seem to work… (AKA added: [macro-dialout-one-predial-hook] exten => s,1,SIPAddHeader(X-Access-URL: “ https://www.google.com/ ”) exten => s,n,MacroExit() & also tried to use define a custom context then send it back to from-pstn,s,1 with a goto) …

What is you are trying to do here exactly? You want to set custom headers on a call to your SIP phones so they can process them and open a web page?! So does that means these are headers that the phone expects? The X-Access-URL you are trying to send, it is a header the phone can understand, parse …

I assume that (at least for testing), the Inbound Route points directly to an extension and the extension does not have Follow Me, call forwarding or any other special handling. When you tried macro-dialout-one-predial-hook, what happened? The custom macro didn’t get executed? The macro got execu…

If it’s helpful, I wrote a guide on how to use dialplan hooks yesterday: [image] Hooking for fun and income Tips and Tricks Despite the frequency with which it arises here in the forum, there is not yet a good resource for learning to use dialplan hooks in FreePBX. This wi…

How to add sip header to incoming call?

General Help

lgaetz (Lorne Gaetz) April 7, 2019, 3:06pm 8

If it’s helpful, I wrote a guide on how to use dialplan hooks yesterday: