[Users] privacy=full and contact hf

Klaus Darilion klaus.mailinglists at pernau.at
Mon Jan 30 14:16:59 CET 2006


If you need full privacy, then it is better to use a B2BUA like Asterisk.

regards
klaus

Wolfgang Hottgenroth wrote:
> Hi,
> 
> 
> before forwarding a call (INVITE) from the PSTN with flag "privacy=full"
> in the Remote-Party-ID hf to a none-voice-licensed carrier I need to
> make sure that the calling party number is completely wiped out from the
> SIP requests.
> 
> I see this number at three places: the Remote-Party-ID hf itself, the
>>From hf and the Contact hf.
> 
> The Remote-Party-ID hf can simply be dropped or replaced by something
> anonymous.
> 
> The From hf can be rewritten using uac_replace_from.
> 
> But what about the Contact hf? This field is, as far as I can see,
> required for routing purposes, to tell the called party side where to
> send replies. So, if I would manage it to rewrite the field, I would
> have to make sure, the replies sent to the rewritten address once again
> will be rewritten to target for the meant destination.
> 
> Is there a best practice for this item?
> 
> 
> 
> Thanks,
> Wolfgang
> 
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> 
> 





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