[OpenSIPS-Users] identifying characteristics appear through b2b top hiding

Jeff Pyle jpyle at fidelityvoice.com
Wed Apr 7 16:02:42 CEST 2010


Anca,

It seems the new From tag is constructed from the call-id of the originating INVITE.  Many UAs include their IP address in the call-id.  As such the true originating IP address makes it through the top-hiding scenario.

A second place it seems to make it through is the owner of the SDP.

It's in the connection info as well, but we can take care of that with rtpproxy or Mediaproxy.  No problem here.

Are there any user-configurble options to minimize the exposure of the original IP?


Regards,
Jeff


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