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Why can you not rely on the $REMOTE_ADDR variable to track an individual user across multiple visits to your script?

Mar 22nd, 2008 21:35
ha mo, Vimal Pratap, Articles Hosting, Himanshu Jain,


Many service providers allocate a different IP address to their users
every time they log on,so you cannot assume that a user will return 
with
the same address.
========
webdeveloper.com/html/html_wtw_environment.html 
i hope that help.
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