You can know the current version of the ionCube PHP loader by executing the following command.
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php-v
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You can get the latest version of ionCube PHP loader in the following url:
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http://www.ioncube.com/loaders.php
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You can know your OS platform version by executing the following command.
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uname -i
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The following commands can be executed in 32 bit OS for updating ionCube PHP loader.
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cd /usr/local/src
wget http://downloads2.ioncube.com/loader_downloads /iocube_loaders_lin_x.86.tar.gz
tar -xvzf iocube_loaders_lin_x.86.tar.gz
mv /usr/local/Ioncube /usr/local/Ioncube_old
cp -r /usr/local/src/ioncube /usr/local/Ioncube
service httpd restart or you can use “/etc/init.d/httpd restart”