How can I get FreePBX to pass the original Alert-info field coming from a Polycom Phone?

[jfinstrom (James Finstrom)]

You use custom files… the best crash course for this may be

Hooking for fun and income

Edit by Lorne 2025-02-03 The dialplan shared in this thread will not work with FreePBX version 17 or newer. In all cases, you want to replace all instances of exten => s,n,MacroExit with exten => s,n,Return Hooking for Fun and Income 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 will probably end up in the wiki at some point, but until that happens, here are the broad strokes for leveraging…