private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.vmmigration.v1.NetworkInterface,
            com.google.cloud.vmmigration.v1.NetworkInterface.Builder,
            com.google.cloud.vmmigration.v1.NetworkInterfaceOrBuilder>
        getNetworkInterfacesFieldBuilder() {
      if (networkInterfacesBuilder_ == null) {
        networkInterfacesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.vmmigration.v1.NetworkInterface,
                com.google.cloud.vmmigration.v1.NetworkInterface.Builder,
                com.google.cloud.vmmigration.v1.NetworkInterfaceOrBuilder>(
                networkInterfaces_,
                ((bitField0_ & 0x00000040) != 0),
                getParentForChildren(),
                isClean());
        networkInterfaces_ = null;
      }
      return networkInterfacesBuilder_;
    }
<pre>
List of NICs connected to this VM.
</pre>

<code>repeated .google.cloud.vmmigration.v1.NetworkInterface network_interfaces = 7;</code>
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/ComputeEngineTargetDefaults.java