From 5936c342bb760bdc288d5606280735e9ce3d5fa6 Mon Sep 17 00:00:00 2001 From: Divyam Pateriya Date: Fri, 14 Jan 2022 19:29:12 +0530 Subject: [PATCH] Updated Networking Requirements for Vsphere IPI Hello Team, I have updated the Networking Requirement section of the Vsphere Installation. For more info, please check the relevant BZ[1] and Doc[2]. The above PR is for OCP 4.8+ [1] https://bugzilla.redhat.com/show_bug.cgi?id=1821667 [2] https://github.com/openshift/installer/blob/master/docs/user/metal/install_ipi.md --- ...on-vsphere-installer-infra-requirements.adoc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/modules/installation-vsphere-installer-infra-requirements.adoc b/modules/installation-vsphere-installer-infra-requirements.adoc index e39be66663c9..77193f177b4f 100644 --- a/modules/installation-vsphere-installer-infra-requirements.adoc +++ b/modules/installation-vsphere-installer-infra-requirements.adoc @@ -300,3 +300,20 @@ endif::[] ifeval::["{context}" == "installing-restricted-networks-vmc"] :!restricted: endif::[] + +[IMPORTANT] +==== +While provisioning more than one OCP cluster in same multicast domain with installer-provisioned vSphere installation, make sure that the VRRP router IDs should not be conflicting. +---- +$ podman run quay.io/openshift/origin-baremetal-runtimecfg:TAG vr-ids cnf10 +APIVirtualRouterID: 147 +IngressVirtualRouterID: 2 +---- +Where TAG is the release you are going to install, e.g., 4.9. Let's see another example: +---- +$ podman run quay.io/openshift/origin-baremetal-runtimecfg:TAG vr-ids cnf11 +APIVirtualRouterID: 228 +IngressVirtualRouterID: 147 +---- +In the example output above two clusters in the same multicast domain with names cnf10 and cnf11 would lead to a conflict. +====