Documentation on lowercasing kubeadm init apiserver SANs (#9059)

* Documentation on lowercasing kubeadm init apiserver SANs * fix shortcode to troubleshoot deploy (#9057)
kubernetes · Jun 27, 2018 · 45f7beb · 45f7beb
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commit 45f7beb
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diff --git a/content/en/docs/reference/setup-tools/kubeadm/kubeadm-init.md b/content/en/docs/reference/setup-tools/kubeadm/kubeadm-init.md
@@ -29,6 +29,7 @@ following steps:
    own CA cert and/or key by dropping it in the cert directory configured via `--cert-dir`
    (`/etc/kubernetes/pki` by default) this step is skipped as described in the
    [Using custom certificates](#custom-certificates) document.
+   The APIServer certs will have additional SAN entries for any `--apiserver-cert-extra-sans` arguments, lowercased if necessary.
 
 1. Writes kubeconfig files in `/etc/kubernetes/`  for
    the kubelet, the controller-manager and the scheduler to use to connect to the