how to restrict website based ip address in joomla site?

how to restrict website based ip开发者_如何学Go address in joomla site?

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You can use .htaccess

#require authentication of requests
AuthName "Restricted Area"
AuthUserFile /var/www/.htpasswd
AuthType basic
Require valid-user
#deny access to all, allow for selected ip's / domains
Order Deny,Allow
Deny from all
Allow from 123.123.123.123 googlebot.com google.com google-analytics.com
#if any of these rules are satisfied they may proceed
Satisfy Any

You'll need to add a password file.