public String getDPDTimeoutAction() {
        return this.dPDTimeoutAction;
    }
<p>
The action to take after DPD timeout occurs. Specify <code>restart</code> to restart the IKE initiation. Specify
<code>clear</code> to end the IKE session.
</p>
<p>
Valid Values: <code>clear</code> | <code>none</code> | <code>restart</code>
</p>
<p>
Default: <code>clear</code>
</p>

@return The action to take after DPD timeout occurs. Specify <code>restart</code> to restart the IKE initiation.
        Specify <code>clear</code> to end the IKE session.</p>
        <p>
        Valid Values: <code>clear</code> | <code>none</code> | <code>restart</code>
        </p>
        <p>
        Default: <code>clear</code>
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VpnTunnelOptionsSpecification.java