public com.google.cloud.vmwareengine.v1.ExternalAccessRule.Builder
        getExternalAccessRuleBuilder() {
      bitField0_ |= 0x00000002;
      onChanged();
      return getExternalAccessRuleFieldBuilder().getBuilder();
    }
<pre>
Required. The initial description of a new external access rule.
</pre>

<code>
.google.cloud.vmwareengine.v1.ExternalAccessRule external_access_rule = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/CreateExternalAccessRuleRequest.java