Raphael Coeffic wrote:
I believe that the counter measure that you are proposing has already
been adressed in the draft. Concerning call forwarding, we know that
this is an issue.
There are two such. The caller may have call forwarding setup --> DERIVE
test will fail. There is not much we can do about that. The other is callee
may have call forwarding setup and may wonder if To in INVITE can be used
for DERIVE test even though he is not registered under it. If he is consent
with using it (which he should be able to), the caller will receive
a legitimate DERIVE test. So what I really think may fail here is
inconsistent
rewriting From/to by middleboxes.
-jiri
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