public Builder clearCanIpForward() {
      bitField0_ = (bitField0_ & ~0x00000008);
      canIpForward_ = false;
      onChanged();
      return this;
    }
<pre>
Allows the TPU node to send and receive packets with non-matching
destination or source IPs. This is required if you plan to use the TPU
workers to forward routes.
</pre>

<code>bool can_ip_forward = 4;</code>

@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/NetworkConfig.java