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Re: [CCAMP] draft-ietf-ccamp-te-metric-recording-02

John E Drake <jdrake@juniper.net> Fri, 09 August 2013 17:58 UTC

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From: John E Drake <jdrake@juniper.net>
To: "Zafar Ali (zali)" <zali@cisco.com>, "Matt Hartley (mhartley)" <mhartley@cisco.com>, "CCAMP (ccamp@ietf.org)" <ccamp@ietf.org>
Thread-Topic: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
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Date: Fri, 09 Aug 2013 17:53:41 +0000
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Subject: Re: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
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Zafar,

I just don't think you understand the problem.  Did you read Igor's email?

Yours Irrespectively,

John

> -----Original Message-----
> From: Zafar Ali (zali) [mailto:zali@cisco.com]
> Sent: Friday, August 09, 2013 10:39 AM
> To: John E Drake; Matt Hartley (mhartley); CCAMP (ccamp@ietf.org)
> Subject: Re: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
> 
> Hi John-
> 
> Client could apply a transformation (via offline policy); it can also use server
> cost as a measure of relative cost of the connections.
> 
> Thanks
> 
> Regards ... Zafar
> 
> 
> -----Original Message-----
> From: "jdrake@juniper.net" <jdrake@juniper.net>
> Date: Friday, August 9, 2013 1:34 PM
> To: zali <zali@cisco.com>, "Matt Hartley (mhartley)" <mhartley@cisco.com>,
> "ccamp@ietf.org" <ccamp@ietf.org>
> Subject: RE: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
> 
> >Zafar,
> >
> >And what normalization function does it use to turn this value, which
> >is a dimensionless number which has meaning only in the context of the
> >server network, into a TE metric that has meaning in the client network?
> >
> >Yours Irrespectively,
> >
> >John
> >
> >> -----Original Message-----
> >> From: Zafar Ali (zali) [mailto:zali@cisco.com]
> >> Sent: Friday, August 09, 2013 9:56 AM
> >> To: John E Drake; Matt Hartley (mhartley); CCAMP (ccamp@ietf.org)
> >> Subject: Re: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
> >>
> >> John-
> >>
> >> Of course, client knows that the metric represents server layer cost
> >>of using  this connection.
> >>
> >> Thanks
> >>
> >> Regards Š Zafar
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: "jdrake@juniper.net" <jdrake@juniper.net>
> >> Date: Friday, August 9, 2013 12:32 PM
> >> To: zali <zali@cisco.com>, "Matt Hartley (mhartley)"
> >><mhartley@cisco.com>,
> >> "ccamp@ietf.org" <ccamp@ietf.org>
> >> Subject: RE: [CCAMP] draft-ietf-ccamp-te-metric-recording-02
> >>
> >> >Zafar,
> >> >
> >> >Given that a client has no idea what the TE metric it receives from
> >> >the server network means, how exactly does this work?
> >> >
> >> >Yours Irrespectively,
> >> >
> >> >John
> >> ><snip>
> >>
> >>
> >
> >
> 
>

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