diff --git a/config_1.xml b/config_1.xml
index 56dd22d..9073e50 100644
--- a/config_1.xml
+++ b/config_1.xml
@@ -115,48 +115,14 @@
     <!-- Configuration of clusters that could be used in Distributed tables.
          https://clickhouse.yandex/reference_en.html#Distributed
       -->
-    <remote_servers>
-        <ck_cluster>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse1</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse2</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse3</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse4</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-        </ck_cluster>
-    </remote_servers>
+    <remote_servers incl="clickhouse_remote_servers" />
 
     <!-- If element has 'incl' attribute, then for it's value will be used corresponding substitution from another file.
          By default, path to file with substitutions is /etc/metrika.xml. It could be changed in config in 'include_from' element.
          Values for substitutions are specified in /yandex/name_of_substitution elements in that file.
       -->
 
-    <zookeeper>
-        <node index="1">
-            <host>zoo1</host>
-            <port>2181</port>
-        </node>
-        <node index="2">
-            <host>zoo2</host>
-            <port>2181</port>
-        </node>
-    </zookeeper>
+    <zookeeper incl="clickhouse_zookeeper_servers" optional="true" />
 
     <!-- Substitutions for parameters of replicated tables.
           Optional. If you don't use replicated tables, you could omit that.
@@ -164,10 +130,12 @@
          See https://clickhouse.yandex/reference_en.html#Creating%20replicated%20tables
       -->
     <macros>
-        <shard>01</shard>
-        <replica>01</replica>
+        <shard>shard_01</shard>
+        <replica>replica_01</replica>
     </macros>
 
+    <include_from>/etc/clickhouse-server/metrika.xml</include_from>
+
     <!-- Reloading interval for embedded dictionaries, in seconds. Default: 3600. -->
     <builtin_dictionaries_reload_interval>3600</builtin_dictionaries_reload_interval>
 
diff --git a/config_2.xml b/config_2.xml
index 9976c1b..a13f9fc 100644
--- a/config_2.xml
+++ b/config_2.xml
@@ -114,48 +114,14 @@
     <!-- Configuration of clusters that could be used in Distributed tables.
          https://clickhouse.yandex/reference_en.html#Distributed
       -->
-    <remote_servers>
-        <ck_cluster>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse1</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse2</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse3</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse4</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-        </ck_cluster>
-    </remote_servers>
+    <remote_servers incl="clickhouse_remote_servers" />
 
     <!-- If element has 'incl' attribute, then for it's value will be used corresponding substitution from another file.
          By default, path to file with substitutions is /etc/metrika.xml. It could be changed in config in 'include_from' element.
          Values for substitutions are specified in /yandex/name_of_substitution elements in that file.
       -->
 
-    <zookeeper>
-        <node index="1">
-            <host>zoo1</host>
-            <port>2181</port>
-        </node>
-        <node index="2">
-            <host>zoo2</host>
-            <port>2181</port>
-        </node>
-    </zookeeper>
+    <zookeeper incl="clickhouse_zookeeper_servers" optional="true" />
 
     <!-- Substitutions for parameters of replicated tables.
           Optional. If you don't use replicated tables, you could omit that.
@@ -163,10 +129,12 @@
          See https://clickhouse.yandex/reference_en.html#Creating%20replicated%20tables
       -->
     <macros>
-        <shard>01</shard>
-        <replica>02</replica>
+        <shard>shard_01</shard>
+        <replica>replica_02</replica>
     </macros>
 
+    <include_from>/etc/clickhouse-server/metrika.xml</include_from>
+
     <!-- Reloading interval for embedded dictionaries, in seconds. Default: 3600. -->
     <builtin_dictionaries_reload_interval>3600</builtin_dictionaries_reload_interval>
 
diff --git a/config_3.xml b/config_3.xml
index 3cc4151..bae8619 100644
--- a/config_3.xml
+++ b/config_3.xml
@@ -47,7 +47,7 @@
     <tcp_port>9000</tcp_port>
 
     <!-- Port for communication between replicas. Used for data exchange. -->
-    <interserver_http_port>9011</interserver_http_port>
+    <interserver_http_port>9010</interserver_http_port>
 
     <!-- Hostname that is used by other replicas to request this server.
          If not specified, than it is determined analoguous to 'hostname -f' command.
@@ -59,7 +59,7 @@
 
     <!-- Listen specified host. use :: (wildcard IPv6 address), if you want to accept connections both with IPv4 and IPv6 from everywhere. -->
      <listen_host>::</listen_host> 
-    <!--<listen_host>::1</listen_host>-->
+    <!--<listen_host>::</listen_host>-->
     <listen_host>127.0.0.1</listen_host>
 
     <max_connections>4096</max_connections>
@@ -114,48 +114,14 @@
     <!-- Configuration of clusters that could be used in Distributed tables.
          https://clickhouse.yandex/reference_en.html#Distributed
       -->
-    <remote_servers>
-        <ck_cluster>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse1</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse2</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse3</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse4</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-        </ck_cluster>
-    </remote_servers>
+    <remote_servers incl="clickhouse_remote_servers" />
 
     <!-- If element has 'incl' attribute, then for it's value will be used corresponding substitution from another file.
          By default, path to file with substitutions is /etc/metrika.xml. It could be changed in config in 'include_from' element.
          Values for substitutions are specified in /yandex/name_of_substitution elements in that file.
       -->
 
-    <zookeeper>
-        <node index="1">
-            <host>zoo1</host>
-            <port>2181</port>
-        </node>
-        <node index="2">
-            <host>zoo2</host>
-            <port>2181</port>
-        </node>
-    </zookeeper>
+    <zookeeper incl="clickhouse_zookeeper_servers" optional="true" />
 
     <!-- Substitutions for parameters of replicated tables.
           Optional. If you don't use replicated tables, you could omit that.
@@ -163,10 +129,12 @@
          See https://clickhouse.yandex/reference_en.html#Creating%20replicated%20tables
       -->
     <macros>
-        <shard>02</shard>
-        <replica>01</replica>
+        <shard>shard_02</shard>
+        <replica>replica_01</replica>
     </macros>
 
+    <include_from>/etc/clickhouse-server/metrika.xml</include_from>
+
     <!-- Reloading interval for embedded dictionaries, in seconds. Default: 3600. -->
     <builtin_dictionaries_reload_interval>3600</builtin_dictionaries_reload_interval>
 
diff --git a/config_4.xml b/config_4.xml
index ab0f929..0e1ec5a 100644
--- a/config_4.xml
+++ b/config_4.xml
@@ -47,7 +47,7 @@
     <tcp_port>9000</tcp_port>
 
     <!-- Port for communication between replicas. Used for data exchange. -->
-    <interserver_http_port>9011</interserver_http_port>
+    <interserver_http_port>9010</interserver_http_port>
 
     <!-- Hostname that is used by other replicas to request this server.
          If not specified, than it is determined analoguous to 'hostname -f' command.
@@ -59,7 +59,7 @@
 
     <!-- Listen specified host. use :: (wildcard IPv6 address), if you want to accept connections both with IPv4 and IPv6 from everywhere. -->
      <listen_host>::</listen_host> 
-    <!--<listen_host>::1</listen_host>-->
+    <!--<listen_host>::</listen_host>-->
     <listen_host>127.0.0.1</listen_host>
 
     <max_connections>4096</max_connections>
@@ -114,48 +114,14 @@
     <!-- Configuration of clusters that could be used in Distributed tables.
          https://clickhouse.yandex/reference_en.html#Distributed
       -->
-    <remote_servers>
-        <ck_cluster>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse1</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse2</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-            <shard>
-                <internal_replication>true</internal_replication>
-                <replica>
-                    <host>clickhouse3</host>
-                    <port>9000</port>
-                </replica>
-                <replica>
-                    <host>clickhouse4</host>
-                    <port>9000</port>
-                </replica>
-            </shard>
-        </ck_cluster>
-    </remote_servers>
+    <remote_servers incl="clickhouse_remote_servers" />
 
     <!-- If element has 'incl' attribute, then for it's value will be used corresponding substitution from another file.
          By default, path to file with substitutions is /etc/metrika.xml. It could be changed in config in 'include_from' element.
          Values for substitutions are specified in /yandex/name_of_substitution elements in that file.
       -->
 
-    <zookeeper>
-        <node index="1">
-            <host>zoo1</host>
-            <port>2181</port>
-        </node>
-        <node index="2">
-            <host>zoo2</host>
-            <port>2181</port>
-        </node>
-    </zookeeper>
+    <zookeeper incl="clickhouse_zookeeper_servers" optional="true" />
 
     <!-- Substitutions for parameters of replicated tables.
           Optional. If you don't use replicated tables, you could omit that.
@@ -163,10 +129,12 @@
          See https://clickhouse.yandex/reference_en.html#Creating%20replicated%20tables
       -->
     <macros>
-        <shard>02</shard>
-        <replica>02</replica>
+        <shard>shard_02</shard>
+        <replica>replica_02</replica>
     </macros>
 
+    <include_from>/etc/clickhouse-server/metrika.xml</include_from>
+
     <!-- Reloading interval for embedded dictionaries, in seconds. Default: 3600. -->
     <builtin_dictionaries_reload_interval>3600</builtin_dictionaries_reload_interval>
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 99440fb..cc9cd90 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,12 +1,5 @@
 version: '3'
 
-networks:
-    ck_cluster:
-        driver: bridge
-        ipam:
-           config:
-              - subnet: 172.50.0.0/24
-
 services:
     haproxy:
         image: haproxy:latest
@@ -14,8 +7,6 @@ services:
             - "9001:9000"
         volumes:
             - ./haproxy.cfg:/usr/local/etc/haproxy/haproxy.cfg
-        networks:
-            - ck_cluster
         depends_on:
             - clickhouse1
             - clickhouse2
@@ -30,9 +21,7 @@ services:
             - "3888"
         environment:
             ZOO_MY_ID: "1"
-            ZOO_SERVERS: server.1=0.0.0.0:2888:3888;2181 server.2=zoo2:2888:3888;2181
-        networks:
-            - ck_cluster
+            ZOO_SERVERS: server.1=0.0.0.0:2888:3888;2181 server.2=zoo2:2888:3888;2181 server.3=zoo3:2888:3888;2181
 
     zoo2:
         image: zookeeper:latest
@@ -42,21 +31,30 @@ services:
             - "3888"
         environment:
             ZOO_MY_ID: "2"
-            ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=0.0.0.0:2888:3888;2181
-        networks:
-            - ck_cluster
+            ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=0.0.0.0:2888:3888;2181 server.3=zoo3:2888:3888;2181
+
+    zoo3:
+        image: zookeeper:latest
+        expose:
+            - "2181"
+            - "2888"
+            - "3888"
+        environment:
+            ZOO_MY_ID: "3"
+            ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=zoo2:2888:3888;2181 server.3=0.0.0.0:2888:3888;2181
 
     clickhouse1:
         image: yandex/clickhouse-server:19.15.3.6
+        hostname: clickhouse1
         expose:
             - "9000"
         depends_on:
             - zoo1
             - zoo2
+            - zoo3
         volumes:
             - ./config_1.xml:/etc/clickhouse-server/config.xml
-        networks:
-            - ck_cluster
+            - ./metrika.xml:/etc/clickhouse-server/metrika.xml
         ulimits:
             nofile:
                 soft: 262144
@@ -64,15 +62,16 @@ services:
 
     clickhouse2:
         image: yandex/clickhouse-server:19.15.3.6
+        hostname: clickhouse2
         expose:
             - "9000"
         depends_on:
             - zoo1
             - zoo2
+            - zoo3
         volumes:
             - ./config_2.xml:/etc/clickhouse-server/config.xml
-        networks:
-            - ck_cluster
+            - ./metrika.xml:/etc/clickhouse-server/metrika.xml
         ulimits:
             nofile:
                 soft: 262144
@@ -80,15 +79,16 @@ services:
 
     clickhouse3:
         image: yandex/clickhouse-server:19.15.3.6
+        hostname: clickhouse3
         expose:
             - "9000"
         depends_on:
             - zoo1
             - zoo2
+            - zoo3
         volumes:
             - ./config_3.xml:/etc/clickhouse-server/config.xml
-        networks:
-            - ck_cluster
+            - ./metrika.xml:/etc/clickhouse-server/metrika.xml
         ulimits:
             nofile:
                 soft: 262144
@@ -96,15 +96,16 @@ services:
 
     clickhouse4:
         image: yandex/clickhouse-server:19.15.3.6
+        hostname: clickhouse4
         expose:
             - "9000"
         depends_on:
             - zoo1
             - zoo2
+            - zoo3
         volumes:
             - ./config_4.xml:/etc/clickhouse-server/config.xml
-        networks:
-            - ck_cluster
+            - ./metrika.xml:/etc/clickhouse-server/metrika.xml
         ulimits:
             nofile:
                 soft: 262144
diff --git a/metrika.xml b/metrika.xml
new file mode 100644
index 0000000..7968ceb
--- /dev/null
+++ b/metrika.xml
@@ -0,0 +1,43 @@
+<yandex>
+    <clickhouse_remote_servers>
+        <ck_cluster>
+            <shard>
+                <internal_replication>true</internal_replication>
+                <replica>
+                    <host>clickhouse1</host>
+                    <port>9000</port>
+                </replica>
+                <replica>
+                    <host>clickhouse2</host>
+                    <port>9000</port>
+                </replica>
+            </shard>
+            <shard>
+                <internal_replication>true</internal_replication>
+                <replica>
+                    <host>clickhouse3</host>
+                    <port>9000</port>
+                </replica>
+                <replica>
+                    <host>clickhouse4</host>
+                    <port>9000</port>
+                </replica>
+            </shard>
+        </ck_cluster>
+    </clickhouse_remote_servers>
+
+    <clickhouse_zookeeper_servers>
+        <node index="1">
+            <host>zoo1</host>
+            <port>2181</port>
+        </node>
+        <node index="2">
+            <host>zoo2</host>
+            <port>2181</port>
+        </node>
+        <node index="3">
+            <host>zoo3</host>
+            <port>2181</port>
+        </node>
+    </clickhouse_zookeeper_servers>
+</yandex>