public VpnTunnelOptionsSpecification withDPDTimeoutSeconds(Integer dPDTimeoutSeconds) {
        setDPDTimeoutSeconds(dPDTimeoutSeconds);
        return this;
    }
<p>
The number of seconds after which a DPD timeout occurs.
</p>
<p>
Constraints: A value greater than or equal to 30.
</p>
<p>
Default: <code>30</code>
</p>

@param dPDTimeoutSeconds
       The number of seconds after which a DPD timeout occurs.</p>
       <p>
       Constraints: A value greater than or equal to 30.
       </p>
       <p>
       Default: <code>30</code>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VpnTunnelOptionsSpecification.java