Hi Yoav,

Route header is used only for request routuing,
responses have different procedures which utilize the Via header values.
BTW some time ago I wrote a short post about Route header, might give u some
more info.
http://ictbackyard.com/?p=10

Kind regards,
- Tomasz Zieleniewski

2009/8/9 Yoav Gaziel <[email protected]>

> Hi,
>
> Regarding the usage of the Route header. Must this header also appear in
> the RESPONSE to a request in which this header appeared, or we can rely on
> the 'Via' header for routing the response back to the sender?
>
> I've read the relevant RFC's and couldn't find an explicit reference for
> this matter. If someone can point me to the exact clause and RFC I'll be
> grateful. Also, an explicit authoritative answer would be much appreciated.
>
> (Note that i'm talking about the 'Route' field, and not the 'Record-Route'
> field for which there are alot of references in the RFCs)
>
> Thanks,
> Yoav.
>
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