public String getFallBackPhoneNumber() {
        return this.fallBackPhoneNumber;
    }
<p>
The phone number to route calls to after a proxy session expires.
</p>

@return The phone number to route calls to after a proxy session expires.
aws-java-sdk-chimesdkvoice/src/main/java/com/amazonaws/services/chimesdkvoice/model/Proxy.java