diff --git a/group_vars/bird.yml b/group_vars/bird.yml
index 439692f733d5668e64bba32f84ef0a5cc8b18b70..640499de501d78eb0b97038d7224ef8969afb331 100644
--- a/group_vars/bird.yml
+++ b/group_vars/bird.yml
@@ -1,19 +1,2 @@
 ---
-glob_bird:
-  bgp:
-    as: 204515
-    remote_as: 8218
-    ipv4:
-      router_id: 158.255.113.73
-      bind_address: 158.255.113.73
-      network:
-        - 185.230.76.0/22
-      neighbor: 158.255.113.72
-    ipv6:
-      router_id: 185.230.79.62
-      bind_address: 2001:1b48:2:103::bb:2
-      network:
-        - 2a0c:700::/36
-        - 2a0c:700:3000::/36
-      neighbor: 2001:1b48:2:103::bb:1
-
+glob_bird: {}
diff --git a/group_vars/dhcp.yml b/group_vars/dhcp.yml
index a05f810a747e8fa73e74d1cac40a51ca87a147d1..0583a5a1adf8c13c8680c6ad5f03c9561b0b2490 100644
--- a/group_vars/dhcp.yml
+++ b/group_vars/dhcp.yml
@@ -1,73 +1,10 @@
 ---
 glob_dhcp:
-  authoritative: True
   global_options:
     - { key: "interface-mtu", value: "1500" }
   global_parameters: []
-  subnets:
-    - network: "185.230.78.0/24"
-      deny_unknown: True
-      vlan: "adh"
-      default_lease_time: "600"
-      max_lease_time: "7200"
-      routers: "185.230.78.99"
-      dns: ["185.230.78.99"]
-      domain_name: "adh.crans.org"
-      domain_search: "adh.crans.org"
-      options: []
-      lease_file: "/var/local/services/dhcp/generated/dhcp.adh.crans.org.list"
-    - network: "100.64.0.0/16"
-      deny_unknown: True
-      vlan: "adh_nat"
-      default_lease_time: "600"
-      max_lease_time: "7200"
-      routers: "100.64.0.99"
-      dns: ["100.64.0.99"]
-      domain_name: "adh-nat.crans.org"
-      domain_search: "adh-nat.crans.org"
-      options: []
-      lease_file: "/var/local/services/dhcp/generated/dhcp.adh-nat.crans.org.list"
-    - network: "172.16.32.0/22"
-      deny_unknown: True
-      vlan: "infra"
-      default_lease_time: "600"
-      max_lease_time: "7200"
-      dns: ["172.16.32.99"]
-      domain_name: "infra.crans.org"
-      domain_search: "infra.crans.org"
-      options: []
-      lease_file: "/var/local/services/dhcp/generated/dhcp.infra.crans.org.list"
-    - network: "172.16.14.0/24"
-      vlan: "accueil"
-      default_lease_time: "600"
-      max_lease_time: "7200"
-      dns: ["172.16.14.99"]
-      domain_name: "accueil.crans.org"
-      domain_search: "accueil.crans.org"
-      ranges:
-        - min: 172.16.14.1
-          max: 172.16.14.98
-        - min: 172.16.14.100
-          max: 172.16.14.254
-      options: []
-    - network: 100.65.0.0/16
-      vlan: "federez"
-      default_lease_time: "600"
-      max_lease_time: "7200"
-      routers: "100.65.0.99"
-      dns: ["100.65.0.99"]
-      domain_name: "federez.net"
-      domain_search: "federez.net"
-      ranges:
-        - min: 100.65.1.0
-          max: 100.65.255.254
-      options: []
 
 glob_service_dhcp:
-  re2o:
-    hostname: "{{ query('ldap', 'ip', 're2o', 'adm') | ipv4 | first }}"
-    user: services
-    password: "{{ vault.re2o_service_password }}"
   name: dhcp
   install_dir: /var/local/services/dhcp
   generated: yes
@@ -75,11 +12,3 @@ glob_service_dhcp:
   options: -q
   dependencies:
     - python3-jinja2
-  git:
-    remote: https://gitlab.adm.crans.org/nounous/dhcp.git
-    version: master
-  config:
-    extensions:
-      - adh.crans.org
-      - adh-nat.crans.org
-      - infra.crans.org
diff --git a/group_vars/firewall.yml b/group_vars/firewall.yml
index 483ade3aaee162ad53dd1cfea8bd34da1919ea53..e0d691290bb16a6bfa77ffb56df48036f38911a1 100644
--- a/group_vars/firewall.yml
+++ b/group_vars/firewall.yml
@@ -1,8 +1,4 @@
 glob_service_firewall:
-  re2o:
-    hostname: "{{ query('ldap', 'ip', 're2o', 'adm') | ipv4 | first }}"
-    user: services
-    password: "{{ vault.re2o_service_password }}"
   name: firewall
   install_dir: /var/local/services/firewall
   frequency: "*/2 * * * *"
@@ -11,6 +7,3 @@ glob_service_firewall:
     - python3-iso8601
     - python3-jinja2
     - python3-ldap
-  git:
-    remote: https://gitlab.adm.crans.org/nounous/firewall.git
-    version: cachan
diff --git a/group_vars/radius.yml b/group_vars/radius.yml
index b77f214b7b6d4d0d1634c297e858c26b04ce1c83..b68111f2ae290a5c45a9e1bac03a3d4bdb83b4b8 100644
--- a/group_vars/radius.yml
+++ b/group_vars/radius.yml
@@ -5,7 +5,7 @@ glob_freeradius:
   infra_switch: "172.16.33.0/24"
   infra_bornes: "172.16.34.0/24"
   secret_switch: "{{ vault.radius_secret.switch }}"
-  secret_bornes: "ploptotobornes"  # "{{ vault.radius_secret.bornes }}"
+  secret_bornes: "{{ vault.radius_secret.bornes }}"
   delegations:
     - name: parangon
       ipv4: 185.230.78.47
diff --git a/group_vars/radvd.yml b/group_vars/radvd.yml
index e89ae22ed76c321c03165df817eb1d8422996b6d..7714cbacf703ade4eb777026384ac28d579b5821 100644
--- a/group_vars/radvd.yml
+++ b/group_vars/radvd.yml
@@ -1,23 +1 @@
-glob_radvd:
-  subnets:
-    - name: infra
-      prefix: fd00:0:0:11::/64
-      no_gateway: yes
-      dnssl: infra.crans.org
-      dns:
-        - fd00::11:0:ff:fe00:9911
-    - name: adh
-      prefix: 2a0c:700:12::/64
-      dnssl: adh.crans.org
-      dns:
-        - 2a0c:700:12::ff:fe00:9912
-    - name: adh_nat
-      prefix: 2a0c:700:13::/64
-      dnssl: adh-nat.crans.org
-      dns:
-        - 2a0c:700:13::ff:fe00:9913
-    - name: federez
-      prefix: 2a0c:700:254::/64
-      dnssl: federez.net
-      dns:
-        - 2a0c:700:254::ff:fe00:99fe
+glob_radvd: {}
diff --git a/host_vars/routeur-gulp.cachan-adm.crans.org/bird.yml b/host_vars/routeur-gulp.cachan-adm.crans.org/bird.yml
new file mode 100644
index 0000000000000000000000000000000000000000..ad65b91343c926e7a3a6857f730c18c15809c22e
--- /dev/null
+++ b/host_vars/routeur-gulp.cachan-adm.crans.org/bird.yml
@@ -0,0 +1,20 @@
+---
+loc_bird:
+  bgp:
+    as: 204515
+    remote_as: 8218
+    ipv4:
+      router_id: 158.255.113.73
+      bind_address: 158.255.113.73
+      network:
+        - 185.230.76.0/24
+        - 185.230.78.0/23
+      neighbor: 158.255.113.72
+    ipv6:
+      router_id: 185.230.79.62
+      bind_address: 2001:1b48:2:103::bb:2
+      network:
+        - 2a0c:700::/36
+        - 2a0c:700:3000::/36
+      neighbor: 2001:1b48:2:103::bb:1
+
diff --git a/host_vars/routeur-gulp.cachan-adm.crans.org/dhcp.yml b/host_vars/routeur-gulp.cachan-adm.crans.org/dhcp.yml
index 4f0072bfb10a56469a1f165b180c09165562a979..bd58f52ae0a4ae2463148f534546cd11970c9fbd 100644
--- a/host_vars/routeur-gulp.cachan-adm.crans.org/dhcp.yml
+++ b/host_vars/routeur-gulp.cachan-adm.crans.org/dhcp.yml
@@ -1,13 +1,10 @@
 ---
 loc_dhcp:
   authoritative: True
-  global_options:
-    - { key: "interface-mtu", value: "1500" }
-  global_parameters: []
   subnets:
     - network: "185.230.76.0/26"
       deny_unknown: True
-      vlan: "cachan-adh"
+      vlan: "cachan_adh"
       default_lease_time: "600"
       max_lease_time: "7200"
       routers: "185.230.76.62"
@@ -27,16 +24,16 @@ loc_dhcp:
       domain_search: "adh-nat.crans.org"
       options: []
       lease_file: "/var/local/services/dhcp/generated/dhcp.adh-nat.crans.org.list"
-#    - network: "172.16.32.0/22"
-#      deny_unknown: True
-#      vlan: "infra"
-#      default_lease_time: "600"
-#      max_lease_time: "7200"
-#      dns: ["172.16.32.99"]
-#      domain_name: "infra.crans.org"
-#      domain_search: "infra.crans.org"
-#      options: []
-#      lease_file: "/var/local/services/dhcp/generated/dhcp.infra.crans.org.list"
+    - network: "172.16.32.0/22"
+      deny_unknown: True
+      vlan: "infra"
+      default_lease_time: "600"
+      max_lease_time: "7200"
+      dns: ["172.16.32.99"]
+      domain_name: "infra.crans.org"
+      domain_search: "infra.crans.org"
+      options: []
+      lease_file: "/var/local/services/dhcp/generated/dhcp.infra.crans.org.list"
     - network: 100.65.0.0/16
       vlan: "federez"
       default_lease_time: "600"
@@ -52,16 +49,9 @@ loc_dhcp:
 
 loc_service_dhcp:
   re2o:
-    hostname: "{{ query('ldap', 'ip', 're2o', 'adm') | ipv4 | first }}"
+    hostname: "{{ query('ldap', 'ip', 're2o', 'cachan-adm') | ipv4 | first }}"
     user: services
     password: "{{ vault.re2o_service_password }}"
-  name: dhcp
-  install_dir: /var/local/services/dhcp
-  generated: yes
-  frequency: "*/2 * * * *"
-  options: -q
-  dependencies:
-    - python3-jinja2
   git:
     remote: https://gitlab.adm.crans.org/nounous/dhcp.git
     version: cachan
diff --git a/host_vars/routeur-gulp.cachan-adm.crans.org/firewall.yml b/host_vars/routeur-gulp.cachan-adm.crans.org/firewall.yml
index f575e3cde38ab89c38ede711a321844d29001a30..71e8b80865564ee125cef0c78aa8471f171ed318 100644
--- a/host_vars/routeur-gulp.cachan-adm.crans.org/firewall.yml
+++ b/host_vars/routeur-gulp.cachan-adm.crans.org/firewall.yml
@@ -1,17 +1,9 @@
 ---
 loc_service_firewall:
   re2o:
-    hostname: "{{ query('ldap', 'ip', 're2o', 'adm') | ipv4 | first }}"
+    hostname: "{{ query('ldap', 'ip', 're2o', 'cachan-adm') | ipv4 | first }}"
     user: services
     password: "{{ vault.re2o_service_password }}"
-  name: firewall
-  install_dir: /var/local/services/firewall
-  frequency: "*/2 * * * *"
-  options: -q
-  dependencies:
-    - python3-iso8601
-    - python3-jinja2
-    - python3-ldap
   git:
     remote: https://gitlab.adm.crans.org/nounous/firewall.git
     version: gulp
diff --git a/host_vars/routeur-gulp.cachan-adm.crans.org/prefix_delegation.yml b/host_vars/routeur-gulp.cachan-adm.crans.org/prefix_delegation.yml
index 8ca165e7573584145d1004dbf6bccdaf2b2f5379..6397cbad094a3ad9e3f2d5ffaf455b605f179c85 100644
--- a/host_vars/routeur-gulp.cachan-adm.crans.org/prefix_delegation.yml
+++ b/host_vars/routeur-gulp.cachan-adm.crans.org/prefix_delegation.yml
@@ -2,7 +2,7 @@
 
 loc_service_prefix_delegation:
   re2o:
-    hostname: "{{ query('ldap', 'ip', 're2o', 'adm') | ipv4 | first }}"
+    hostname: "{{ query('ldap', 'ip', 're2o', 'cachan-adm') | ipv4 | first }}"
     user: services
     password: "{{ vault.re2o_service_password }}"
   name: prefix_delegation
diff --git a/host_vars/routeur-gulp.cachan-adm.crans.org/radvd.yml b/host_vars/routeur-gulp.cachan-adm.crans.org/radvd.yml
index 504daa5b798947aa800a936c3eb2df426cdbdcbc..8074ed0714592aef4413e717997e18f0efa37356 100644
--- a/host_vars/routeur-gulp.cachan-adm.crans.org/radvd.yml
+++ b/host_vars/routeur-gulp.cachan-adm.crans.org/radvd.yml
@@ -16,9 +16,9 @@ loc_radvd:
       dnssl: federez.net
       dns:
         - 2a0c:700:254::ff:fe00:99fe
-#    - name: infra
-#      prefix: fd00:0:0:11::/64
-#      no_gateway: yes
-#      dnssl: infra.crans.org
-#      dns:
-#        - fd00::11:0:ff:fe00:9911
+    - name: infra
+      prefix: fd00:0:0:11::/64
+      no_gateway: yes
+      dnssl: infra.crans.org
+      dns:
+        - fd00::11:0:ff:fe00:9911
diff --git a/host_vars/routeur-sam.adm.crans.org.yml b/host_vars/routeur-sam.adm.crans.org.yml
deleted file mode 100644
index e794940d334b30207c7c8268c4a1c08cff93d885..0000000000000000000000000000000000000000
--- a/host_vars/routeur-sam.adm.crans.org.yml
+++ /dev/null
@@ -1,28 +0,0 @@
----
-interfaces:
-  srv: ens19
-  srv_nat: ens20
-  adm: ens18
-  infra: ens21
-  adh: ens22
-  adh_nat: ens23
-  zayo: enp1s3
-  federez: enp1s4
-  accueil: ens1
-
-firewall:
-  version: HEAD
-
-loc_keepalived:
-  instances:
-    - name: all
-      tag: VI_ALL
-      state: MASTER
-      priority: 150
-
-loc_re2o:
-  owner: freerad
-  group: _nounou
-  version: master_freeradius_python3
-  settings_local_owner: freerad
-  settings_local_group: _nounou
diff --git a/host_vars/routeur-sam.adm.crans.org/dhcp.yml b/host_vars/routeur-sam.adm.crans.org/dhcp.yml
new file mode 100644
index 0000000000000000000000000000000000000000..6c59aa7f8b8510eb79630ff596c00dd3575defd6
--- /dev/null
+++ b/host_vars/routeur-sam.adm.crans.org/dhcp.yml
@@ -0,0 +1,27 @@
+---
+loc_dhcp:
+  authoritative: True
+  subnets:
+    - network: "185.230.78.0/24"
+      deny_unknown: True
+      vlan: "adh"
+      default_lease_time: "600"
+      max_lease_time: "7200"
+      routers: "185.230.78.99"
+      dns: ["185.230.78.99"]
+      domain_name: "adh.crans.org"
+      domain_search: "adh.crans.org"
+      options: []
+      lease_file: "/var/local/services/dhcp/generated/dhcp.adh.crans.org.list"
+
+loc_service_dhcp:
+  re2o:
+    hostname: "{{ query('ldap', 'ip', 'c3po', 'adm') | ipv4 | first }}"
+    user: services
+    password: "{{ vault.re2o_service_password }}"
+  git:
+    remote: https://gitlab.adm.crans.org/nounous/dhcp.git
+    version: master
+  config:
+    extensions:
+      - adh.crans.org
diff --git a/host_vars/routeur-sam.adm.crans.org/firewall.yml b/host_vars/routeur-sam.adm.crans.org/firewall.yml
new file mode 100644
index 0000000000000000000000000000000000000000..700d0185c85126c8539f4d50519795edad50b180
--- /dev/null
+++ b/host_vars/routeur-sam.adm.crans.org/firewall.yml
@@ -0,0 +1,9 @@
+---
+loc_service_firewall:
+  re2o:
+    hostname: "{{ query('ldap', 'ip', 'c3po', 'adm') | ipv4 | first }}"
+    user: services
+    password: "{{ vault.re2o_service_password }}"
+  git:
+    remote: https://gitlab.adm.crans.org/nounous/firewall.git
+    version: cachan
diff --git a/host_vars/routeur-sam.adm.crans.org/radvd.yml b/host_vars/routeur-sam.adm.crans.org/radvd.yml
new file mode 100644
index 0000000000000000000000000000000000000000..32fb8db2fbd1c20d30854279e9602856b9455ee3
--- /dev/null
+++ b/host_vars/routeur-sam.adm.crans.org/radvd.yml
@@ -0,0 +1,7 @@
+loc_radvd:
+  subnets:
+    - name: adh
+      prefix: 2a0c:700:12::/64
+      dnssl: adh.crans.org
+      dns:
+        - 2a0c:700:12::ff:fe00:9912
diff --git a/host_vars/routeur-sam.adm.crans.org/vars.yml b/host_vars/routeur-sam.adm.crans.org/vars.yml
new file mode 100644
index 0000000000000000000000000000000000000000..f6aa0c2309c7f0e32f3e9cdd4fbee9ebdddfcc4e
--- /dev/null
+++ b/host_vars/routeur-sam.adm.crans.org/vars.yml
@@ -0,0 +1,6 @@
+---
+interfaces:
+  adm: ens18
+  srv: ens19
+  srv_nat: ens20
+  adh: ens22
diff --git a/hosts b/hosts
index 08780870702fb47dd7befabfceacf046443955c2..1831902679a960415004cfff157ca0926ea02ebc 100644
--- a/hosts
+++ b/hosts
@@ -27,8 +27,8 @@ virtu
 [belenios]
 belenios.adm.crans.org
 
-[bird:children]
-routeurs_vm
+[bird]
+routeur-gulp.cachan-adm.crans.org
 
 [certbot]
 sputnik.adm.crans.org
@@ -141,8 +141,8 @@ ovh_physical
 [prefix_delegation]
 routeur-gulp.cachan-adm.crans.org
 
-[radius:children]
-routeurs_vm
+[radius]
+routeur-gulp.cachan-adm.crans.org
 
 [radvd:children]
 routeurs_vm
diff --git a/plays/firewall.yml b/plays/firewall.yml
index f88b2bd85621af8b8e537d795be8f927ebd405d9..85c94543833f90d0b53f802789b9ce2fcdc79bae 100755
--- a/plays/firewall.yml
+++ b/plays/firewall.yml
@@ -1,6 +1,6 @@
 #!/usr/bin/env ansible-playbook
 ---
-- hosts: routeurs_vms !routeur-gulp.cachan-adm.crans.org
+- hosts: routeurs_vm !routeur-gulp.cachan-adm.crans.org
   roles:
     - logall