public Integer getReplayWindowSize() {
        return this.replayWindowSize;
    }
<p>
The number of packets in an IKE replay window.
</p>
<p>
Constraints: A value between 64 and 2048.
</p>
<p>
Default: <code>1024</code>
</p>

@return The number of packets in an IKE replay window.</p>
        <p>
        Constraints: A value between 64 and 2048.
        </p>
        <p>
        Default: <code>1024</code>
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VpnTunnelOptionsSpecification.java