[Serusers] 487 hop to hop????
Steve Blair
blairs at isc.upenn.edu
Thu Aug 25 16:09:12 CEST 2005
My understanding is that this response is sent by a user agent that has
received
a cancel message and also to the sender of the original invite.
Greg Fausak wrote:
> Howdy,
>
> I've been scouring the RFCs looking for this verbiage.
> One of our developers here is telling me that is a mistake, that the
> 487 needs to come from the far end. Do you know where I might
> find more information about this topic?
>
> It seems to me that the ser proxy is responding to the cancel with
> a 487. If I had to make it come from the far end can that be
> accomplished with
> ser?
>
> Thank you for your feedback,
>
> Regards,
> ---greg
>
> On Aug 25, 2005, at 1:47 AM, Klaus Darilion wrote:
>
>> That's right! CANCEL and 487 are hob-by-hob, if the corresponding
>> INVITE was forwarded stateful.
>>
>> regards
>> klaus
>>
>> Greg Fausak wrote:
>>
>>> I've got a call trace that shows an INVITE being CANCELed, the
>>> CANCEL is hop to hop. I had thought the 487 was generated
>>> at the other end and came all the way back, but my call
>>> traces indicate that the 487 is being generated hop to hop as well.
>>> That's not right, is it?
>>> ---greg
>>> _______________________________________________
>>> Serusers mailing list
>>> serusers at lists.iptel.org
>>> http://lists.iptel.org/mailman/listinfo/serusers
>>
>>
>
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