diff --git a/content/slides/cri/md/ansible.md b/content/slides/cri/md/ansible.md
index 910b890f212d52b5954f4a8125a82dc97a25900e..2855fb0782549b407aba1f6776d36a561451b698 100644
--- a/content/slides/cri/md/ansible.md
+++ b/content/slides/cri/md/ansible.md
@@ -69,29 +69,55 @@
 * [inventory docs](https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html)
 
 ```ini
-localhost              ansible_connection=local
+[ovh]
+duncan
+ispconfig-duncan
+gitlab-runner-duncan
+
+[all:vars]
+environment                = production
+ansible_python_interpreter = /usr/bin/python3
+ansible_user               = limosadm
+```
+
 
-[webservers]
-jumper ansible_port=5555 ansible_host=192.0.2.50
-bar.example.com ansible_user=limosadm
+## tips ssh
 
-[dbservers]
-one.example.com
-two.example.com
-www[03:10].example.com
+* utilisez ~/.ssh/config
+
+```
+Host duncan
+  User limosadm
+  IdentityFile ~/.ssh/keys/limosadm
+  Hostname duncan.isima.fr
+
+Host ispconfig-duncan
+  User limosadm
+  Hostname 10.10.100.2
+  IdentityFile ~/.ssh/keys/limosadm
+  ProxyCommand ssh duncan -W %h:%p
 ```
 
 
 ## ansible / ad-hoc command
 
 ```
-$ ansible all --inventory-file=inventory.ini \
-  --module-name ping -u root
-$ ansible atlanta -a "/usr/bin/foo" \
-  -u username --become --become-user \
-  otheruser --ask-become-pass
+$ ansible all --inventory-file=inventory.ini --module-name ping
+$ ansible ovh -a "/usr/bin/uptime"
+
+duncan | CHANGED | rc=0 >>
+ 18:15:42 up 16 days, 43 min,  1 user,  load average: 0,10, 0,10, 0,03
+
+gitlab-runner-duncan | CHANGED | rc=0 >>
+ 18:15:45 up 15 days,  1:00,  1 user,  load average: 0.06, 0.03, 0.01
+
+ispconfig-duncan | CHANGED | rc=0 >>
+ 18:15:48 up 15 days,  1:00,  1 user,  load average: 0.02, 0.02, 0.00
 ```
 
+
+## ansible / ad-hoc command
+
 * [docs ad-hoc command](https://docs.ansible.com/ansible/latest/user_guide/intro_adhoc.html)
   * shell
   * packages
@@ -102,19 +128,30 @@ $ ansible atlanta -a "/usr/bin/foo" \
 
 ## playbook
 
-[docs playbooks](https://docs.ansible.com/ansible/latest/user_guide/playbooks.html)
+```
+ansible-playbook ansible/playbooks/ovh/duncan.yml
+```
+
+* `--check` simule les tâches à effectuer sans les effectuer (dry-run)
+* `--diff` indique ce qui change
+* `-v`, `-vv`, `-vvv`, `-vvvv` pour la verbosité
+* `--list-tags` liste tous les tags disponibles dans le playbook
+* `--tags debug` n'exécute que les tâches du playbook ayant un tag `debug`
+* `--skip-tags` exécute toutes les tâches du playbook sauf celles ayant un  tag `debug`
+* `always` tag spécial exécuté à tous les coups
 
-* ligne de commande
-* --check --diff
-* verbosité
+[docs playbooks](https://docs.ansible.com/ansible/latest/user_guide/playbooks.html)
 
 
 ## variable
 
-* hierarchie
+* pas de `-` pas de `.` pas de nuémrique pure dans les noms de variables
+* dans l'inventaire
+* dans les rôles
+* [héritage des variables](https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#variable-precedence-where-should-i-put-a-variable)
 * from env ou Vault
 * acces dynamique
-* ansible-vault : utiliser vault
+* `ansible-vault` nous on utilise vault by HashiCorp
 * https://docs.ansible.com/ansible/latest/user_guide/playbooks_prompts.html