-# gateway: 192.168.37.1
-# floating_ip_range: 192.168.37.200,192.168.37.220 #Range to allocate to floating IPs for the public network with Neutron
-# usable_ip_range: 192.168.37.10,192.168.37.199 #Usable IP range on the public network, usually this is a shared subnet
-# provisioner_ip: 192.168.37.1
+# gateway: 192.168.37.1 #Public network gateway to reach the internet. Note this value may be the same as
+ #provisioner_ip for virtual deployments, but should be the real gateway in baremetal deployments.
+# floating_ip_range: 192.168.37.200,192.168.37.220 #Range to allocate to floating IPs for the public network with Neutron (External IPs to be NAT'ed
+ #to Tenant Instance IP)
+# usable_ip_range: 192.168.37.10,192.168.37.199 #Usable ip range for the overcloud node IPs (including VIPs) and last IP will be used for host
+ #bridge (i.e. br-public), if empty entire range is usable. Cannot overlap with dhcp_range
+ #or introspection_range.
+# provisioner_ip: 192.168.37.1 #installer VM IP for public network, if emptry it will be the next available IP in public subnet.