diff --git a/common.nix b/common.nix
index 4edbb45..1cf1c91 100644
--- a/common.nix
+++ b/common.nix
@@ -11,9 +11,7 @@
       #enable = true;
       networks = { };
     };
-    nameservers = [
-      "192.168.88.251"
-    ];
+    nameservers = [ "192.168.88.251" ];
     networkmanager.enable = true;
   };
 
@@ -95,22 +93,20 @@
   };
 
   networking.hosts = {
-    "192.168.88.251" = (builtins.attrNames self.nixosConfigurations.mio-mio-mate.config.services.nginx.virtualHosts)
+    "192.168.88.251" =
+      (builtins.attrNames self.nixosConfigurations.mio-mio-mate.config.services.nginx.virtualHosts)
       ++ [
         "dns"
+        "ldap.it3"
         self.nixosConfigurations.mio-mio-mate.config.networking.hostName
       ];
-    "192.168.88.252" = [
-      self.nixosConfigurations.club-mate.config.networking.hostName
-    ];
+    "192.168.88.252" = [ self.nixosConfigurations.club-mate.config.networking.hostName ];
     "192.168.88.253" = [
       self.nixosConfigurations.flora-mate.config.networking.hostName
       "ap"
       "minecraft"
     ];
-    "192.168.88.1" = [
-      "router"
-    ];
+    "192.168.88.1" = [ "router" ];
   };
 
   programs = {
diff --git a/systems/mio-mio-mate/default.nix b/systems/mio-mio-mate/default.nix
index 43e70a6..3f61d4d 100644
--- a/systems/mio-mio-mate/default.nix
+++ b/systems/mio-mio-mate/default.nix
@@ -85,9 +85,7 @@
     settings = {
       server = {
         systemTrayEnabled = true;
-        extensionRepos = [
-          "https://raw.githubusercontent.com/keiyoushi/extensions/repo/index.min.json"
-        ];
+        extensionRepos = [ "https://raw.githubusercontent.com/keiyoushi/extensions/repo/index.min.json" ];
         webUIEnabled = true;
         initialOpenInBrowserEnabled = true;
         webUIInterface = "browser";
@@ -102,4 +100,105 @@
     authType = "none";
     baseUrl = "http://rss.it3";
   };
+
+  services.openldap = {
+    enable = true;
+
+    # enable plain connections only
+    urlList = [ "ldap:///" ];
+
+    settings = {
+      attrs = {
+        olcLogLevel = "conns config";
+      };
+
+      children = {
+        "cn=schema".includes = [
+          "${pkgs.openldap}/etc/schema/core.ldif"
+          "${pkgs.openldap}/etc/schema/cosine.ldif"
+          "${pkgs.openldap}/etc/schema/inetorgperson.ldif"
+        ];
+
+        "olcDatabase={1}mdb".attrs = {
+          objectClass = [
+            "olcDatabaseConfig"
+            "olcMdbConfig"
+          ];
+
+          olcDatabase = "{1}mdb";
+          olcDbDirectory = "/var/lib/openldap/data";
+
+          olcSuffix = "dc=ldap,dc=it3";
+
+          # your admin account, do not use writeText on a production system
+          olcRootDN = "cn=admin,dc=ldap,dc=it3";
+          olcRootPW.path = pkgs.writeText "olcRootPW" "pass";
+
+          olcAccess = [
+            # custom access rules for userPassword attributes
+            ''
+              {0}to attrs=userPassword
+                              by self write
+                              by anonymous auth
+                              by * none''
+
+            # allow read on anything else
+            ''
+              {1}to *
+                              by * read''
+          ];
+        };
+      };
+    };
+  };
+
+  services.samba = {
+    enable = true;
+    securityType = "user";
+    openFirewall = true;
+    nsswins = true;
+    package = pkgs.sambaFull;
+    extraConfig = ''
+      workgroup = WORKGROUP
+      server string = smbnix
+      netbios name = smbnix
+      security = user
+      #use sendfile = yes
+      #max protocol = smb2
+      # note: localhost is the ipv6 localhost ::1
+      hosts allow = 192.168.0. 127.0.0.1 localhost
+      hosts deny = 0.0.0.0/0
+      guest account = nobody
+      map to guest = bad user
+    '';
+    shares = {
+      public = {
+        path = "/mnt/Shares/Public";
+        browseable = "yes";
+        "read only" = "no";
+        "guest ok" = "yes";
+        "create mask" = "0644";
+        "directory mask" = "0755";
+        "force user" = "username";
+        "force group" = "groupname";
+      };
+      private = {
+        path = "/mnt/Shares/Private";
+        browseable = "yes";
+        "read only" = "no";
+        "guest ok" = "no";
+        "create mask" = "0644";
+        "directory mask" = "0755";
+        "force user" = "username";
+        "force group" = "groupname";
+      };
+    };
+  };
+
+  services.samba-wsdd = {
+    enable = true;
+    openFirewall = true;
+  };
+
+  networking.firewall.allowPing = true;
 }