Well, unfortunately I got stuck again (that went llǝʍ). I don’t know what you call it, SIP User, Extension, or Account (would be good to know), but long story short, I made a few of them, and none of them work. They worked at first, but there was no audio. So my father went and changed port forwarding (don’t know what he did, but I rolled everything back from the router ui like 15 minutes later).
So, long story short, this happened:
To troubleshoot, I got sngrep (I installed it for another error earlier) and this is the result:
I don’t know what this means. Can someone help?