diff --git a/website/content/docs/k8s/upgrade/index.mdx b/website/content/docs/k8s/upgrade/index.mdx index da345de80b..0746a87e25 100644 --- a/website/content/docs/k8s/upgrade/index.mdx +++ b/website/content/docs/k8s/upgrade/index.mdx @@ -15,6 +15,8 @@ As of Consul v1.14.0 and the corresponding Helm chart version v1.0.0, Kubernetes The v1.0.0 release of the Consul on Kubernetes Helm chart also introduced a change to the [`externalServers[].hosts` parameter](/consul/docs/k8s/helm#v-externalservers-hosts). Previously, you were able to enter a provider lookup as a string in this field. Now, you must include `exec=` at the start of a string containing a provider lookup. Otherwise, the string is treated as a DNS name. Refer to the [`go-netaddrs`](https://github.com/hashicorp/go-netaddrs) library and command line tool for more information. +When upgrading to v1.0.0 or higher, in the multi datacenter use case, where the servers are running outside of Kubernetes and in the gRPC TLS configuration ports.grpc_tls is set, then the externalServers.tlsServerName need to be set to server..domain + ## Upgrade types We recommend updating Consul on Kubernetes when: