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    <p>I eventually worked out how. being a purchase through AWS
      marketplace I had to dig a little and logged a case.<br>
    </p>
    <p>In case anyone else is playing along, i was missing "<span
        style="font-size:11.0pt;font-family:"Calibri",sans-serif;
mso-ascii-theme-font:minor-latin;mso-fareast-font-family:Calibri;mso-fareast-theme-font:
minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times
        New Roman";
mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-AU;mso-fareast-language:
        EN-US;mso-bidi-language:AR-SA">zone mqtt_cluster 64k;" from my
        upstream config. I was trying without the 64k.<br>
      </span></p>
    <br>
    <div class="moz-cite-prefix">On 27/04/2018 19:36, Maxim Konovalov
      wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:40303061-324d-4f32-1c88-62e1f4aff8b6@nginx.com">
      <pre wrap="">Hi Matthew,

If you are nginx-plus customer it makes sense to open a support ticket.

Thanks,

Maxim

</pre>
    </blockquote>
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