public String getTransportProtocol() {
        return this.transportProtocol;
    }
<p>
The transport protocol to be used by the VPN session.
</p>
<p>
Default value: <code>udp</code>
</p>

@return The transport protocol to be used by the VPN session.</p>
        <p>
        Default value: <code>udp</code>
@see TransportProtocol
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/CreateClientVpnEndpointRequest.java