[OpenSIPS-Users] b2b top-hiding and SDP origin line

Ovidiu Sas osas at voipembedded.com
Tue Feb 8 23:36:49 CET 2011


yup

On Tue, Feb 8, 2011 at 5:15 PM, Jeff Pyle <jpyle at fidelityvoice.com> wrote:
> Got it.
>
> Am I to believe, then, that only the initial "initialized" UAC INVITE hits
> the local route?  Everything after that for a dialog is visible in the b2b
> ones only, and therefore untouchable?
>
>
> - Jeff
>
>
> On 2/8/11 4:58 PM, "Ovidiu Sas" <osas at voipembedded.com> wrote:
>
>>In b2b routes you see the received message and therefor you cannot
>>apply any changes to the message that is sent (you don't have a handle
>>to it).
>>In local route, you see the INVITE that is about to be sent out and
>>that one is modifiable.
>>
>>
>>Regards,
>>Ovidiu Sas
>>
>>On Tue, Feb 8, 2011 at 4:48 PM, Jeff Pyle <jpyle at fidelityvoice.com> wrote:
>>>
>>>
>>> On 2/8/11 4:39 PM, "Ovidiu Sas" <osas at voipembedded.com> wrote:
>>>
>>>>On Tue, Feb 8, 2011 at 3:59 PM, Jeff Pyle <jpyle at fidelityvoice.com>
>>>>wrote:
>>>>> Ovidiu,
>>>>>
>>>>> Apparently once a dialog is in b2b-land, its messages are unavailable
>>>>>to
>>>>> scripting functions?  It seems Anca has said this a time or two.  Or
>>>>> three.  Still seems strange.
>>>>
>>>>Not strange at all.  B2B is a different type of beast then a proxy.
>>>>Every time a message is relayed in b2b mode, there are actually two
>>>>messages:
>>>> - the received one:
>>>> - the new one that is created and sent.
>>>>Lump changes applied to the received messages are not visible to the
>>>>newly created message.
>>>
>>> Would they also be invisible and/or untouchable in the local,
>>>b2b_request
>>> or b2b_relay routes?  I was able to "see" them in all three, but only
>>> touch them on the initial client-side message in local_route.
>>>
>>> I'm not interesting in applying any changes to received messages, only
>>>to
>>> the ones sent by the b2b.
>>>
>>> ?
>>>
>>>
>>> - Jeff
>>>
>>>
>>> _______________________________________________
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>>>
>>
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