[Juser] Re: XMPP bandwidth consumption vs SIP/SIMPLE?

Alexander Gnauck gnauck at ag-software.de
Wed Feb 28 04:12:32 CST 2007


Colin Garvey wrote:
> I’ve heard claims about XMPP instant messages consuming less bandwidth 
> than equivalent messages sent/received by SIP/SIMPLE clients…

I am not a SIP expert, so correct me if I'm wrong.
In SIP there is overhead in the headers, in XMPP the overhead is the 
XML. But the big advantage of XMPP is that we have build in compression 
with TLS and optional stream compression. With enabled compression the 
overhead in XMPP is very low.

Alex




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