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<section id="hardware-firewall">
  <title>Hardware Firewall</title>
  <para>All deployments should have a firewall protecting the management server; see Generic
    Firewall Provisions. Optionally, some deployments may also have a Juniper SRX firewall that will
    be the default gateway for the guest networks; see <xref linkend="external-guest-firewall-integration"/>.</para>
  <xi:include href="generic-firewall-provisions.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
  <xi:include href="external-guest-firewall-integration.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
  <xi:include href="external-guest-lb-integration.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
</section>