Visit the WooCommerce settings page, and click on the Payment Gateways tab.
Click on CCAvenue to edit the settings. If you do not see CCAvenue in the list at the top of the screen make sure you have activated the plugin in the WordPress Plugin Manager.
Enable the Payment Method, name it Credit Card / Debit Card / Internet Banking (this will show up on the payment page your customer sees), add in your merchand id and working key and select redirect url(URL you want ccavenue to redirect after payment). Click Save.
Requires: 3.8 or higher Compatible up to: 3.8.3 Last Updated: 2014-3-15 Downloads: 9,892