diff --git a/basics.yaml b/basics.yaml
index f121017..1862bc6 100644
--- a/basics.yaml
+++ b/basics.yaml
@@ -67,6 +67,11 @@
       notify:
         - ceph-rollout:restart_sshd
 
+    - name: set up DNS
+      lineinfile:
+        path: /etc/resolv.conf
+        search_string: 'nameserver 10.50.4.8'
+        line: "{{ DNS_address }}"
 
     - name: set root password
       user:
diff --git a/grafana.yaml b/grafana.yaml
new file mode 100644
index 0000000..609979a
--- /dev/null
+++ b/grafana.yaml
@@ -0,0 +1,3 @@
+service_type: grafana
+spec:
+  initial_admin_password: qweqwe
\ No newline at end of file
diff --git a/host_vars/node01.brbd.ceph.szfo.yaml b/host_vars/node01.gprs.ceph.ufo.yaml
similarity index 100%
rename from host_vars/node01.brbd.ceph.szfo.yaml
rename to host_vars/node01.gprs.ceph.ufo.yaml
diff --git a/host_vars/node02.brbd.ceph.szfo.yaml b/host_vars/node02.gprs.ceph.ufo.yaml
similarity index 100%
rename from host_vars/node02.brbd.ceph.szfo.yaml
rename to host_vars/node02.gprs.ceph.ufo.yaml
diff --git a/host_vars/node03.brbd.ceph.szfo.yaml b/host_vars/node03.gprs.ceph.ufo.yaml
similarity index 100%
rename from host_vars/node03.brbd.ceph.szfo.yaml
rename to host_vars/node03.gprs.ceph.ufo.yaml
diff --git a/inv.yaml b/inv.yaml
index c014133..57614c3 100644
--- a/inv.yaml
+++ b/inv.yaml
@@ -1,22 +1,22 @@
 ceph-nodes:
   hosts:
-    node01.brbd.ceph.szfo:
+    node01.gprs.ceph.ufo:
       ansible_host: 10.50.8.75
       ansible_user: g10
       ansible_ssh_pass: 12345
       ansible_become_pass: 12345
-    node02.brbd.ceph.szfo:
+    node02.gprs.ceph.ufo:
       ansible_host: 10.50.8.76
       ansible_user: g10
       ansible_ssh_pass: 12345
       ansible_become_pass: 12345
-    node03.brbd.ceph.szfo:
+    node03.gprs.ceph.ufo:
       ansible_host: 10.50.8.77
       ansible_user: g10
       ansible_ssh_pass: 12345
       ansible_become_pass: 12345
-    ceph-client:
-      ansible_host: 10.50.8.91
-      ansible_user: g10
-      ansible_ssh_pass: 12345
-      ansible_become_pass: 12345
\ No newline at end of file
+#    ceph-client:
+#      ansible_host: 10.50.8.91
+#      ansible_user: g10
+#      ansible_ssh_pass: 12345
+#      ansible_become_pass: 12345
\ No newline at end of file
diff --git a/pre-deploy.yml b/pre-deploy.yml
index 555ccde..edb89fd 100644
--- a/pre-deploy.yml
+++ b/pre-deploy.yml
@@ -12,13 +12,14 @@
     grafana_tag: "9.4.12"
     alertmanager_tag: "v0.27.0"
     ntp_server: "ntp.int.nt-com.ru"
-    first_mon_ip: "10.50.8.88"
+    first_mon_ip: "10.50.8.75"
 #    cluster_network: "10.63.0.0/24"
     public_network: "10.50.8.0/24"
     CEPH_RELEASE: '19.2.0'
     initial_dashboard_user: 'admin'
     initial_dashboard_password: 'qweqwe'
     allow_fqdn_hostname: 'true'
+    DNS_address: "10.50.8.51"
   tasks:
     - name: basic setups
       import_tasks:
diff --git a/templates/sshd_config.j2 b/templates/sshd_config.j2
index a4cc315..0d3565d 100644
--- a/templates/sshd_config.j2
+++ b/templates/sshd_config.j2
@@ -53,8 +53,9 @@ PermitRootLogin yes
 #IgnoreRhosts yes
 
 # To disable tunneled clear text passwords, change to no here!
-#PasswordAuthentication yes
+PasswordAuthentication yes
 #PermitEmptyPasswords no
+PermitRootLogin yes
 
 # Change to yes to enable challenge-response passwords (beware issues with
 # some PAM modules and threads)