public Builder addNetworkInterfaces(
        int index, com.google.cloud.vmmigration.v1.NetworkInterface value) {
      if (networkInterfacesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureNetworkInterfacesIsMutable();
        networkInterfaces_.add(index, value);
        onChanged();
      } else {
        networkInterfacesBuilder_.addMessage(index, value);
      }
      return this;
    }
<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/ComputeEngineTargetDetails.java