diff --git a/docs/ceph_doc.docx b/docs/ceph_doc.docx
index 541ec444b7ef3d4d13654e3a91ef46a029bdb463..fab9b327369ce601e30680c43899dd355d1089e8 100644
Binary files a/docs/ceph_doc.docx and b/docs/ceph_doc.docx differ
diff --git a/docs/links.txt b/docs/links.txt
index c548ed8acf0aa8b115bfa2f19c2d15537afa41d6..5a0b77ab8b18ff4e828f9bc8c95158a1ac5c5475 100644
--- a/docs/links.txt
+++ b/docs/links.txt
@@ -16,6 +16,7 @@ https://k3s.io/
 https://k0sproject.io/
 https://www.nops.io/blog/k0s-vs-k3s-vs-k8s/
 https://github.com/k3s-io/k3s/issues/2067
+https://stackoverflow.com/questions/59382876/running-kubernetes-master-and-node-on-the-same-server-scheduling-pods-on-kubern
 
 -- HA K3s
    https://docs.k3s.io/architecture#high-availability-k3s
@@ -24,7 +25,13 @@ https://github.com/k3s-io/k3s/issues/2067
    https://docs.k3s.io/related-projects
    https://ranchermanager.docs.rancher.com/how-to-guides/new-user-guides/kubernetes-cluster-setup/k3s-for-rancher
 
-TUTO
+-- Architectures
+   https://docs.k3s.io/architecture
+   https://kubernetes.io/docs/concepts/architecture/
+   https://mvallim.github.io/kubernetes-under-the-hood/documentation/kube-flannel.html
+   https://blog.stephane-robert.info/docs/conteneurs/moteurs-conteneurs/containerd/
+
+- TUTO
 https://techbyk.com/?p=608
 https://docs.k0sproject.io/stable/examples/rook-ceph/
 https://alexstan.cloud/posts/rook-ceph-cluster/