[jdev] XMPP Ping method?

[Jesus Cea]

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Bruce Campbell wrote:
> If you can be assured of whitespace pings between the client and the
> server, the server can simply queue up all stanzas as received and
> forwarded, and delete from the queue any stanzas sent between successful
> receipt of whitespace pings.  Without protocol changes, the odd
> duplicated stanza is probably the best of a known evil.

You can get a "whitespace", but you don't know if the other side
received all your data yet.

The idea somebody proposed of stanza sequence numbering could solve
that. More CPU/bytes, nevertheless.

- --
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