This can be tested by trying to connect to a TURN server that does not listen on a specific TCP port. BUG=None Change-Id: I7029112afa4b1b4376220dfc2d613a30090e4f7d Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/354901 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Markus Handell <handellm@google.com> Commit-Queue: Philipp Hancke <phancke@meta.com> Cr-Commit-Position: refs/heads/main@{#42595}