Re: [Sip] Draft: draft-holmberg-sip-keep-00.txt

[Hadriel Kaplan <HKaplan at acmepacket.com>]

> -----Original Message-----
> From: sip-bounces at ietf.org [mailto:sip-bounces at ietf.org] On Behalf Of Juha
> Heinanen
>
> Christer Holmberg writes:
>
>  > Last, you say that if the UA does not get keep=yes back the UA will
>  > not send CRLFs. Not receiving keep=yes simply indicates that the edge
>  > proxy does not support the Outbound keep-alive techniques.
>
> this is not true, because the proxy may still be able to send back,
> e.g., single CRLF, but does not understand your "keep" parameter.  in
> fact, that is the case with openser proxy once the CRLF patch has been
> committed.

Openser will send back a CRLF when it gets a CRLF?  Interesting, but it's proprietary.  There is nothing in SIP to say "send back a CRLF when you get a CRLF".  This draft is proposing a standardized way to do that, for both transport types.


>  > What the UA does in that case is a UA implementation issue.
>
> that is not what hadriel said.

See my other email - it was what I meant - not getting the keep=yes means the other end doesn't support this draft.  Caveat emptor at that point.

-hadriel
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