How to create chat based by Jabber/xmpp [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. 开发者_如何学运维 Closed 11 years ago.

I have programmed a chat php/ajax, but I found a probleme in server pressure ( 1s = check new message ... )

How to create chat based by Jabber/xmpp ????

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Either your code has some performance issues or your server is slow. Here's another project that has already done what you need: http://sourceforge.net/projects/webmessenger/ You can also check out the Phurple library: http://sourceforge.net/projects/phurple/