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11 changes: 8 additions & 3 deletions modules/configuring-hybrid-ovnkubernetes.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -80,13 +80,13 @@ spec:
hybridOverlayVXLANPort: 9898 <2>
----
<1> Specify the CIDR configuration used for nodes on the additional overlay network. The `hybridClusterNetwork` CIDR must not overlap with the `clusterNetwork` CIDR.
<2> Specify a custom VXLAN port for the additional overlay network. This is required for running Windows nodes in a cluster installed on vSphere, and must not be configured for any other cloud provider. The custom port can be any open port excluding the default `4789` port. For more information on this requirement, see the Microsoft documentation on link:https://docs.microsoft.com/en-us/virtualization/windowscontainers/kubernetes/common-problems#pod-to-pod-connectivity-between-hosts-is-broken-on-my-kubernetes-cluster-running-on-vsphere[Pod-to-pod connectivity between hosts is broken].
--
<2> Specify a custom VXLAN port for the additional overlay network. This is required for running Windows nodes in a cluster installed on vSphere, and must not be configured for any other cloud provider. The custom port can be any open port excluding the default `6081` port. For more information on this requirement, see link:https://docs.microsoft.com/en-us/virtualization/windowscontainers/kubernetes/common-problems#pod-to-pod-connectivity-between-hosts-is-broken-on-my-kubernetes-cluster-running-on-vsphere[Pod-to-pod connectivity between hosts is broken] in the Microsoft documentation.
+
[NOTE]
====
Windows Server Long-Term Servicing Channel (LTSC): Windows Server 2019 is not supported on clusters with a custom `hybridOverlayVXLANPort` value because this Windows server version does not support selecting a custom VXLAN port.
====
--

. Save the `cluster-network-03-config.yml` file and quit the text editor.
. Optional: Back up the `manifests/cluster-network-03-config.yml` file. The
Expand Down Expand Up @@ -131,7 +131,12 @@ where:

`cidr`:: Specify the CIDR configuration used for nodes on the additional overlay network. This CIDR must not overlap with the cluster network CIDR.
`hostPrefix`:: Specifies the subnet prefix length to assign to each individual node. For example, if `hostPrefix` is set to `23`, then each node is assigned a `/23` subnet out of the given `cidr`, which allows for 510 (2^(32 - 23) - 2) pod IP addresses. If you are required to provide access to nodes from an external network, configure load balancers and routers to manage the traffic.
`hybridOverlayVXLANPort`:: Specify a custom VXLAN port for the additional overlay network. This is required for running Windows nodes in a cluster installed on vSphere, and must not be configured for any other cloud provider. The custom port can be any open port excluding the default `4789` port. For more information on this requirement, see the Microsoft documentation on link:https://docs.microsoft.com/en-us/virtualization/windowscontainers/kubernetes/common-problems#pod-to-pod-connectivity-between-hosts-is-broken-on-my-kubernetes-cluster-running-on-vsphere[Pod-to-pod connectivity between hosts is broken].
`hybridOverlayVXLANPort`:: Specify a custom VXLAN port for the additional overlay network. This is required for running Windows nodes in a cluster installed on vSphere, and must not be configured for any other cloud provider. The custom port can be any open port excluding the default `6081` port. For more information on this requirement, see link:https://docs.microsoft.com/en-us/virtualization/windowscontainers/kubernetes/common-problems#pod-to-pod-connectivity-between-hosts-is-broken-on-my-kubernetes-cluster-running-on-vsphere[Pod-to-pod connectivity between hosts is broken] in the Microsoft documentation.

[NOTE]
====
Windows Server Long-Term Servicing Channel (LTSC): Windows Server 2019 is not supported on clusters with a custom `hybridOverlayVXLANPort` value because this Windows server version does not support selecting a custom VXLAN port.
====
--
+
.Example output
Expand Down
2 changes: 0 additions & 2 deletions modules/installation-about-custom-azure-vnet.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -154,8 +154,6 @@ the Cluster Version Operator on port `9099`.
|The default ports that Kubernetes reserves

.6+|UDP
|`4789`
|VXLAN

|`6081`
|Geneve
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8 changes: 4 additions & 4 deletions modules/installation-aws-user-infra-requirements.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -274,12 +274,12 @@ a `AWS::EC2::SecurityGroupIngress` resource.
|`MasterIngressVxlan`
|Vxlan packets
|`udp`
|`4789`
|`6081`

|`MasterIngressWorkerVxlan`
|Vxlan packets
|`udp`
|`4789`
|`6081`

|`MasterIngressInternal`
|Internal cluster communication and Kubernetes proxy metrics
Expand Down Expand Up @@ -391,12 +391,12 @@ a `AWS::EC2::SecurityGroupIngress` resource.
|`WorkerIngressVxlan`
|Vxlan packets
|`udp`
|`4789`
|`6081`

|`WorkerIngressWorkerVxlan`
|Vxlan packets
|`udp`
|`4789`
|`6081`

|`WorkerIngressInternal`
|Internal cluster communication
Expand Down
2 changes: 0 additions & 2 deletions modules/installation-network-user-infra.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -162,8 +162,6 @@ the Cluster Version Operator on port `9099`.
|`22623`
|The port handles traffic from the Machine Config Server and directs the traffic to the control plane machines.
.6+|UDP
|`4789`
|VXLAN

|`6081`
|Geneve
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,6 @@ the Cluster Version Operator on port `9099`.
|The default ports that Kubernetes reserves

.5+|UDP
|`4789`
|virtual extensible LAN (VXLAN)

|`6081`
|Geneve
Expand Down