On Tue, Jun 28, 2011 at 5:12 AM, Robert Varga <[email protected]> wrote:
> Hi,
>
> since we are on the subject of source IP address. Would it make sense to
> use X-Forwarded-For header instead of peer IP address? That could be
> beneficial in case there is an HTTP cache involved, but it is easily faked.

Where is the spec for that?  It doesn't sound like something we should
be doing in the base protocol.

Rich

>
> Bye,
> Robert
>
> On 06/25/11 19:47, Reinaldo Penno wrote:
>> Hi Ben,
>>
>> Endpoint cost service calculates the cost of the client sending the message
>> to one or more clients. The client's IP address is used in order to generate
>> the  appropriate answer.
>>
>> The endpoint property lookup service provides a way to find a list of
>> properties about a endpoint. The IP address of the client sending the query
>> has no bearing on the answer. Or does it?
>>
>> Or you are talking about a client finding properties for itself?
>>
>> Thanks,
>>
>> Reinaldo
>>
>>
>> On 6/24/11 10:48 AM, "Ben Niven-Jenkins" <[email protected]> wrote:
>>
>>> Colleagues,
>>>
>>> Section 10.3 of draft-ietf-alto-protocol-08 states:
>>>
>>>    The protocol specified in this document provides a mode of operation
>>>    where the source network location is computed by the ALTO Server (via
>>>    the Endpoint Property Lookup interface) from the source IP address
>>>    found in the ALTO Client query packets.  This is similar to how some
>>>    P2P Trackers (e.g., BitTorrent Trackers - see "Tracker HTTP/HTTPS
>>>    Protocol" in [BitTorrent]) operate.
>>>
>>> However, although section 7.7.5.1.3 (for the Endpoint Cost service) allows 
>>> the
>>> source address to be inferred from the client's IP address, section 
>>> 7.7.4.1.3
>>> (for the Endpoint Property Lookup service) doesn't allow the source address 
>>> to
>>> be optional or inferred from the client's IP address.
>>>
>>> Is this an oversight in the description of the Endpoint Property Lookup
>>> service or should the example in section 10.3 point to the Endpoint Property
>>> Cost service?
>>>
>>> Thanks
>>> Ben
>>>
>>> _______________________________________________
>>> alto mailing list
>>> [email protected]
>>> https://www.ietf.org/mailman/listinfo/alto
>> _______________________________________________
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>
>
> --
> Robert Varga
> Pantheon Technologies, s.r.o.
> Mlynske Nivy 56
> 831 05 Bratislava
>
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