[Standards] IQ Pubsub again (was Re: Fwd: Meeting minutes 2010-02-15)

Pedro Melo melo at simplicidade.org
Fri Feb 19 08:04:05 UTC 2010


Hi,

On Fri, Feb 19, 2010 at 6:34 AM, Joe Hildebrand
<joe.hildebrand at webex.com> wrote:
> On 2/18/10 8:44 PM, "Peter Saint-Andre" <stpeter at stpeter.im> wrote:
>>>>  * To have "acks" without implement XEP-0184 Message Receipts or similar
>>> What do you do if you don't receive the ack?  Resend?
>>
>> IQs MUST be acked or errored according RFC 3920. Bad client, bad!
>>
>> Now the ack or error might be lost. Again, there are no guarantees here.
>> But it's more likely that the subscriber supports 3920 semantics for IQs
>> than that it supports XEP-0184.
>
> There are a myriad of ways the original IQ or the ack could get lost.  My
> point is that the response does not serve any value to the sender, since I
> don't believe there is anything useful to be done when the sender does not
> receive the ack.  Resending is almost always going to be wrong.

Why? I think the exact opposite is true. We have item ID's so we can
ignore duplicates.

Bye,
-- 
Pedro Melo
http://www.simplicidade.org/
xmpp:melo at simplicidade.org
mailto:melo at simplicidade.org



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