TWIL: The Hang up Types and causes.
Still trying to figure out which one is reported when a call is dropped due to packet loss. But I found this help for researching call issues.
https://freeswitch.org/confluence/display/FREESWITCH/Hangup+Cause+Code+Table
https://docs.2600hz.com/kazoo_dev/applications/hangups/doc/README/
Also thank you for that info @DanH. Super helpful and good to know!