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README.md

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 # PHP mysqlnd redirection extension mysqlnd_azure
 The source code here is a PHP extension implemented using mysqlnd plugin API (https://www.php.net/manual/en/mysqlnd.plugin.php), which provides redirection feature support.  The extension is also available on PECL website at  https://pecl.php.net/package/mysqlnd_azure.
 
-**Important notice:**
+**Important notice for prerequisites to use redirection:**
 - There is a limitation for Azure DB for MySQL where redirection is only possible when the connection is configured with SSL and only works with TLS 1.2 with a FIPS approved cipher for redirection.
-- On the server side, redirection also needs to be enabled. You can enable redirection by updating the **redirect_enabled** server parameter using the [Azure portal](https://docs.microsoft.com/azure/mysql/howto-server-parameters) or [Azure CLI](https://docs.microsoft.com/azure/mysql/howto-configure-server-parameters-using-cli). This setting is OFF by default.
+- On the server side, redirection also needs to be enabled. You can enable redirection by updating the **redirect_enabled** server parameter using the [Azure portal](https://docs.microsoft.com/azure/mysql/howto-server-parameters) or [Azure CLI](https://docs.microsoft.com/azure/mysql/howto-configure-server-parameters-using-cli). You can also use "show global variables like 'redirect_enabled'" to check the current redirection enable status on server side.
 
 ## Option Usage
 **Before 1.1.0**, the option is with name **mysqlnd_azure.enabled**. Valid values are on/off, and the option "on" supports fallback logic. The detailed usage of the option enableRedirect is as follows: