+
+ if ip l show tunfsf &>/dev/null; then
+ # this is for tracking dns over tls issue, which
+ # fixvpndns() in brc2 fixes.
+ stat=$(resolvectl dnsovertls tunfsf 2>/dev/null ||: )
+ read _ _ _ istls <<<"$stat"
+ case $istls in
+ no) : ;;
+ *)
+ printf "%s\n" "$istls" | ts >> /tmp/istls.log
+ chars+=("T:$istls")
+ ;;
+ esac
+ fi
+
+