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Learning OpenStack Networking (Neutron) by James Denton

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Firewall rules – behind the scenes

To demonstrate how firewall policies are applied to a Neutron router, check out the following firewall rule that allows HTTP traffic from any remote host to any instance on TCP port 80:

Firewall rules – behind the scenes

Using the Neutron firewall-policy-create command, I have created a policy that contains the preceding rule:

Firewall rules – behind the scenes

Using the Neutron firewall-create command, I have created a firewall using the policy MyFirewallPolicy:

Firewall rules – behind the scenes

The firewall status will ...

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