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@@ -16,20 +16,23 @@
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<section>
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<title>Overview</title>
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<para>
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- This module offers topology hiding by stripping the SIP routing
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- headers that show topology details.
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+ This module offers topology hiding for INVITE-based dialogs, by stripping
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+ the SIP routing headers that show topology details .
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The script interpreter gets the SIP messages with full content,
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so all existing functionality is preserved.
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</para>
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<para>
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The module is transparent for the configuration writer. It only needs to be
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- loaded (tune the parameters if needed).
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+ loaded (tune the module parameters if needed).
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</para>
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<para>
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It also works for SIP MESSAGE or other requests that do not create
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- a call dialog -- record_route() must be used for them as well, the
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+ a dialog -- record_route() must be used for them as well, the
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headers are not going to be in the messages sent to the network, they
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are needed to know local addresses used to communicate with each side.
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+ At this moment it is not designed to work for presence (SUBSCRIBE-based)
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+ dialogs. The REGISTER and PUBLISH requests are skipped from processing
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+ by this module, expected to be terminated on a local SIP server.
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</para>
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</section>
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<section>
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Daniel-Constantin Mierla