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2 changes: 1 addition & 1 deletion networking/networking_overview/cidr-range-definitions.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ To ensure stable and accurate network routing in {product-title} clusters that u
For {product-title} 4.17 and later versions, clusters use `169.254.0.0/17` for IPv4 and `fd69::/112` for IPv6 as the default masquerade subnet. You must avoid these ranges. For upgraded clusters, there is no change to the default masquerade subnet.
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The following subnet types and are mandatory for a cluster that uses OVN-Kubernetes:
The following subnet types are mandatory for a cluster that uses OVN-Kubernetes:

* Join: Uses a join switch to connect gateway routers to distributed routers. A join switch reduces the number of IP addresses for a distributed router. For a cluster that uses the OVN-Kubernetes plugin, an IP address from a dedicated subnet is assigned to any logical port that attaches to the join switch.
* Masquerade: Prevents collisions for identical source and destination IP addresses that are sent from a node as hairpin traffic to the same node after a load balancer makes a routing decision.
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