public Builder clearNetwork() {
      network_ = getDefaultInstance().getNetwork();
      bitField0_ = (bitField0_ & ~0x00000100);
      onChanged();
      return this;
    }
<pre>
The name of a network they wish to peer the TPU node to. It must be a
preexisting Compute Engine network inside of the project on which this API
has been activated. If none is provided, "default" will be used.
</pre>

<code>string network = 12;</code>

@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v1/src/main/java/com/google/cloud/tpu/v1/Node.java