Re: [Sip] Doubt on RFC 4484-Trait-Based Authorization Requirements for SIP

[Hannes Tschofenig <Hannes.Tschofenig at gmx.net>]

This statement is indeed misleading.
SIP proxies are able to inspect the body of a message since otherwise 
the SIP Location Conveyance procedure wouldn't work either.

Ciao
Hannes

Francesco la Torre wrote:
> Hi all,
> I've a doubt regarding a statement at the end of page 5 
>
> "... Some important design decisions are associated with carrying
> assertions in a SIP request.  If an assertion is carried by value, or
> uses a MIME-based content indirection system, then proxy servers will be
> unable to inspect the assertion themselves.  If the assertion were
> referenced in a header, however, it might be possible for the proxy
> to acquire and inspect the assertion itself.  There ..."
>
> Why a proxy server will be unable to inspect the assertion themself ?
>
> Thanks in advance,
> Francesco la Torre
>
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>   

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