diff --git a/group_vars/all/main.yml b/group_vars/all/main.yml
index cedfa55..712b330 100644
--- a/group_vars/all/main.yml
+++ b/group_vars/all/main.yml
@@ -721,7 +721,7 @@ apt_compiler_pkgs:
   - libncurses-dev
   - libsystemd-dev
   - libnss3-dev
-  - python-dev
+  #- python-dev
 
 apt_install_webserver_pkgs: false
 apt_webserver_pkgs:
diff --git a/host_vars/ga-st-kvm5.ga.netz.yml b/host_vars/ga-st-kvm5.ga.netz.yml
index 8935fba..f8fc138 100644
--- a/host_vars/ga-st-kvm5.ga.netz.yml
+++ b/host_vars/ga-st-kvm5.ga.netz.yml
@@ -29,11 +29,11 @@ network_interfaces:
     family: inet
     method: manual
     pre-up:
-      - ifconfig $IFACE up
+      - /sbin/ip link set dev $IFACE up
     post-up:
       - /sbin/ip link add link eno2 name eno2.11 type vlan id 11
     post-down:
-      - ifconfig $IFACE down
+      - /sbin/ip link set dev $IFACE down
 
 
   - device: eno2.11
diff --git a/host_vars/gw-ckubu.local.netz.yml b/host_vars/gw-ckubu.local.netz.yml
index dac721e..3fb3c61 100644
--- a/host_vars/gw-ckubu.local.netz.yml
+++ b/host_vars/gw-ckubu.local.netz.yml
@@ -87,7 +87,13 @@ sudo_users:
 apt_install_bind9_packages: true
 
 bind9_gateway_listen_on_v6:
-   - any
+  - none
+
+bind9_gateway_listen_on:
+  - 127.0.0.1
+  - 192.168.63.1
+  - 192.168.63.254
+  - 172.16.63.1
 
 # ---
 # vars used by roles/common/tasks/git.yml
diff --git a/hosts b/hosts
index f629ee7..2620067 100644
--- a/hosts
+++ b/hosts
@@ -25,7 +25,7 @@ backup.so36.net
 devel-root.wf.netz
 
 gw-123.oopen.de
-gw-ah.kanzlei-kiel.netz
+gw-ah.oopen.de
 gw-ebs.oopen.de
 gw-akb.akb.netz
 gw-ckubu.local.netz
@@ -41,6 +41,7 @@ gw-spr.oopen.de
 gw-kb.oopen.de
 
 bbb-server.b3-bornim.netz
+file-ah.kanzlei-kiel.netz
 
 gw-replacement.local.netz
 gw-replacement2.local.netz
@@ -198,7 +199,7 @@ lxc-host-kb.anw-kb.netz
 [initial_setup]
 
 gw-123.oopen.de
-gw-ah.kanzlei-kiel.netz
+gw-ah.oopen.de
 gw-ebs.oopen.de
 gw-akb.akb.netz
 gw-b3.oopen.de
@@ -215,6 +216,7 @@ gw-spr.oopen.de
 gw-kb.oopen.de
 
 bbb-server.b3-bornim.netz
+file-ah.kanzlei-kiel.netz
 
 gw-ckubu.local.netz
 
@@ -401,7 +403,8 @@ gw-ckubu.local.netz
 gw-akb.akb.netz
 
 # - Kanzlei Kiel
-gw-ah.kanzlei-kiel.netz
+gw-ah.oopen.de
+file-ah.kanzlei-kiel.netz
 
 # - Kanzlei EBS Leipzig
 gw-ebs.oopen.de
@@ -648,6 +651,12 @@ cl-02.oopen.de
 # o36.oopen.de
 cl-test.oopen.de
 
+# ---
+# Büro Netzwerke
+# ---
+
+file-ah.kanzlei-kiel.netz
+
 
 [ftp_server]
 
@@ -1058,6 +1067,7 @@ anita.wf.netz
 # Büro Netzwerke
 # ---
 bbb-server.b3-bornim.netz
+file-ah.kanzlei-kiel.netz
 
 
 [mumble_server]
@@ -1138,6 +1148,7 @@ lxc-host-kb.anw-kb.netz
 # ---
 
 bbb-server.b3-bornim.netz
+file-ah.kanzlei-kiel.netz
 
 # - GA - Gemeinschaft Altensclirf
 ga-st-lxc1.ga.netz
@@ -1265,6 +1276,7 @@ cl-test.oopen.de
 # ---
 
 bbb-server.b3-bornim.netz
+file-ah.kanzlei-kiel.netz
 
 # - GA - Gemeinschaft Altensclirf
 ga-st-mail.ga.netz