I have reviewed version -07. I did not read the identified references, so I can't tell if the various code points cited are right or that the specification is correct or not, but I found the document clear and makes sense, given that source IP address and port will be different for QUIC compared to TURN so it could be demultiplexed. I used to be on i18n directorate (which merged into ART) to review i18n related issues, so, on that topic, I see no i18n issues at all.

One possible nit (English is not my native language):
s/Were SRTP to be/Where SRTP to be/