id = $id; } public function getId() { return $this->id; } public function setIpAddress($ipAddress) { $this->ipAddress = $ipAddress; } public function getIpAddress() { return $this->ipAddress; } } // Adding a class alias for backwards compatibility with the previous class name. class_alias(ExternalVpnGatewayInterface::class, 'Google_Service_Compute_ExternalVpnGatewayInterface');