From b0c28aa1776e1274200cc00cc463849d9946cdf5 Mon Sep 17 00:00:00 2001 From: SNiemann15 Date: Thu, 7 Aug 2025 12:44:39 +0200 Subject: [PATCH] IBM Z OSA traffic forwarding --- .../virt-attaching-vm-to-secondary-udn.adoc | 13 +++++++++---- .../virt-connecting-vm-to-secondary-udn.adoc | 18 ++++++++++-------- 2 files changed, 19 insertions(+), 12 deletions(-) diff --git a/modules/virt-attaching-vm-to-secondary-udn.adoc b/modules/virt-attaching-vm-to-secondary-udn.adoc index 6b35276fda5e..a204cd2b529c 100644 --- a/modules/virt-attaching-vm-to-secondary-udn.adoc +++ b/modules/virt-attaching-vm-to-secondary-udn.adoc @@ -2,8 +2,8 @@ // // * virt/vm_networking/virt-connecting-vm-to-secondary-udn.adoc -:_mod-docs-content-type: PROCEDURE -[id="virt-attaching-vm-to-secondary-udn_{context}"] +:_mod-docs-content-type: PROCEDURE +[id="virt-attaching-vm-to-secondary-udn_{context}"] = Attaching a virtual machine to secondary user-defined networks by using the CLI You can connect a virtual machine (VM) to multiple secondary cluster-scoped user-defined networks (CUDNs) by configuring the interface binding. @@ -34,7 +34,7 @@ spec: type: "" resources: requests: - memory: 2048M + memory: 2048M networks: - name: secondary_localnet # <3> multus: @@ -55,4 +55,9 @@ $ oc apply -f .yaml + where: -:: Specifies the name of your `VirtualMachine` manifest YAML file. \ No newline at end of file +:: Specifies the name of your `VirtualMachine` manifest YAML file. + +[NOTE] +==== +When running {VirtProductName} on {ibm-z-name} using an OSA card, be aware that the OSA card only forwards network traffic to devices that are registered with the OSA device. As a result, any traffic destined for unregistered devices is not forwarded. +==== \ No newline at end of file diff --git a/virt/vm_networking/virt-connecting-vm-to-secondary-udn.adoc b/virt/vm_networking/virt-connecting-vm-to-secondary-udn.adoc index 9bf485c030fb..e6b3037a0b83 100644 --- a/virt/vm_networking/virt-connecting-vm-to-secondary-udn.adoc +++ b/virt/vm_networking/virt-connecting-vm-to-secondary-udn.adoc @@ -1,14 +1,14 @@ -:_mod-docs-content-type: ASSEMBLY -[id="virt-connecting-vm-to-secondary-udn"] -= Connecting a virtual machine to a secondary localnet user-defined network -include::_attributes/common-attributes.adoc[] -:context: virt-connecting-vm-to-secondary-udn - +:_mod-docs-content-type: ASSEMBLY +[id="virt-connecting-vm-to-secondary-udn"] += Connecting a virtual machine to a secondary localnet user-defined network +include::_attributes/common-attributes.adoc[] +:context: virt-connecting-vm-to-secondary-udn + toc::[] You can connect a virtual machine (VM) to an OVN-Kubernetes localnet secondary network by using the CLI. Cluster administrators can use the `ClusterUserDefinedNetwork` (CUDN) custom resource definition (CRD) to create a shared OVN-Kubernetes network across multiple namespaces. -An OVN-Kubernetes secondary network is compatible with the xref:../../networking/multiple_networks/secondary_networks/configuring-multi-network-policy.adoc#compatibility-with-multi-network-policy_configuring-additional-network[multi-network policy API] which provides the `MultiNetworkPolicy` custom resource definition (CRD) to control traffic flow to and from VMs. +An OVN-Kubernetes secondary network is compatible with the xref:../../networking/multiple_networks/secondary_networks/configuring-multi-network-policy.adoc#compatibility-with-multi-network-policy_configuring-additional-network[multi-network policy API] which provides the `MultiNetworkPolicy` custom resource definition (CRD) to control traffic flow to and from VMs. [IMPORTANT] ==== @@ -26,4 +26,6 @@ include::modules/virt-attaching-vm-to-secondary-udn.adoc[leveloffset=+1] [role="_additional-resources"] [id="additional-resources_{context}"] == Additional resources -* xref:../../networking/multiple_networks/primary_networks/about-user-defined-networks.adoc#about-cudn_about-user-defined-networks[About the `ClusterUserDefinedNetwork` CR] \ No newline at end of file +* xref:../../networking/multiple_networks/primary_networks/about-user-defined-networks.adoc#about-cudn_about-user-defined-networks[About the `ClusterUserDefinedNetwork` CR] + +* link:https://www.ibm.com/docs/en/linux-on-systems?topic=choices-osa-interface-traffic-forwarding[OSA interface traffic forwarding] \ No newline at end of file