* @param user The user to call the handler on behalf of
* @return This method will return CMD_SUCCESS if the command handler was found and called,
* and the command completeld successfully. It will return CMD_FAILURE if the command handler was found
* @param user The user to call the handler on behalf of
* @return This method will return CMD_SUCCESS if the command handler was found and called,
* and the command completeld successfully. It will return CMD_FAILURE if the command handler was found