public Builder setNetwork(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      network_ = value;
      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>

@param value The network to set.
@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v1/src/main/java/com/google/cloud/tpu/v1/Node.java