Erik:
Yes, there are multiple filters, both at the client and the server, that are
called when you enable the project for WSE 2.0.
If you don't need WSE 2.0 features, don't use the proxy with the "2" at the
end. Your performance then should be roughly the same. At the server, you
will still need to pass through those filters though. (Unless you're calling
a web service that doesn't have WSE 2.0 enabled, in other words, where there
is no soapExtensions entry for WSE 2.0)

Signature
Sven.
> I noticed that when calling a sample "Hello World" service -- no WS-Security
> bits involved -- that the WSE client proxy takes about 2.5 times longer than
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>
> - Erik