diff --git a/.env b/.env
index 56a12cd..765799d 100644
--- a/.env
+++ b/.env
@@ -1,3 +1,3 @@
 # database credentials
 MYSQL_ROOT_PASSWORD=modT9&?.
-MYSQL_KOPANO_PASSWORD=Asdf2345
+MYSQL_KOPANO_PASSWORD=zAKt(85&
diff --git a/core/Dockerfile b/core/Dockerfile
index d7bffaa..2ff7cb9 100644
--- a/core/Dockerfile
+++ b/core/Dockerfile
@@ -19,10 +19,7 @@ EOF
 # use envsubst in entrypoint script to convert config templates to actual config files
 COPY --chmod=0775 entrypoint.sh /entrypoint.sh
 # https://documentation.kopano.io/kopanocore_administrator_manual/configure_kc_components.html#configure-kopano-dagent-for-delivery-via-unix-socket
-EXPOSE 110
-EXPOSE 143
 EXPOSE 236
-EXPOSE 8443
 VOLUME /etc/kopano
 VOLUME /var/lib/kopano/attachments
 ENTRYPOINT ["/entrypoint.sh"]
diff --git a/core/build.sh b/core/build.sh
index 10ec897..6681afb 100644
--- a/core/build.sh
+++ b/core/build.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/bash
 # export DOCKER_BUILDKIT=1
-docker run -d --rm --name www -p80:80 -v/root/kopano-docker/dist:/usr/local/apache2/htdocs httpd
+docker run -d --rm --name dist -p80:80 -v/root/kopano-docker/dist:/usr/local/apache2/htdocs httpd
 docker build --no-cache --progress=plain -t core .
 docker build -t core .
 docker run --rm -it --name core -p8081:80 core bash
diff --git a/core/entrypoint.sh b/core/entrypoint.sh
index 22d83e5..007fc05 100644
--- a/core/entrypoint.sh
+++ b/core/entrypoint.sh
@@ -1,10 +1,5 @@
 #!/usr/bin/env bash
 set -e
-sed -i \
-  -e's/#mysql_host = localhost/mysql_host = mysql/' \
-  -e's/#mysql_user = root/mysql_user = kopano/' \
-  -e's/#mysql_password =/mysql_password = Asdf2345/' \
-  /etc/kopano/server.cfg
 # runas user kopano
 chown kopano:kopano /var/lib/kopano/attachments
 exec "$@"
diff --git a/docker-compose.yml b/docker-compose.yml
index b620bfc..526e174 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,11 +1,12 @@
 services:
   server:
+    build: ./core
     image: core
     depends_on:
       - mysql
     volumes:
       - attachments:/var/lib/kopano/attachments
-      - ./core/entrypoint.sh:/entrypoint.sh
+      - ./etc-zntrl/kopano:/etc/kopano:ro
     command: /usr/sbin/kopano-server
   mysql:
     image: mysql:5.7
@@ -48,7 +49,7 @@ volumes:
   #   image: webapp
   #   labels:
   #     - traefik.enable=true
-  #     - traefik.http.routers.webapp.rule=Host(`$MAIL_DOMAIN`) && Path(`/webapp`)
+  #     - traefik.http.routers.webapp.rule=Host(`$MAIL_DOMAIN`) && PathPrefix(`/webapp`) 
   #     - traefik.http.routers.webapp.tls=true
   #     - traefik.http.routers.webapp.tls.certResolver=default
   #   depends_on:
@@ -60,7 +61,7 @@ volumes:
   #   image: z-push
   #   labels:
   #     - traefik.enable=true
-  #     - traefik.http.routers.webapp.rule=Host(`$MAIL_DOMAIN`) && Path(`/Active-Sync-...`)
+  #     - traefik.http.routers.webapp.rule=Host(`$MAIL_DOMAIN`) && PathPrefix(`/Active-Sync-...`)
   #     - traefik.http.routers.webapp.tls=true
   #     - traefik.http.routers.webapp.tls.certResolver=default
   #   volumes:
diff --git a/etc-zntrl/kopano/server.cfg b/etc-zntrl/kopano/server.cfg
index 5d0cd7c..5225481 100644
--- a/etc-zntrl/kopano/server.cfg
+++ b/etc-zntrl/kopano/server.cfg
@@ -24,7 +24,7 @@ server_name = mail.zntrl.de
 #enable_distributed_kopano = false
 
 database_engine = mysql
-mysql_host = localhost
+mysql_host = mysql
 mysql_port = 3306
 mysql_user = kopano
 mysql_password = zAKt(85&
@@ -36,8 +36,8 @@ mysql_database = kopano
 # Space-separated list of users that are considered Kopano admins.
 local_admin_users = root kopano
 
-log_method = file
-log_file = /var/log/kopano/server.log
+# log_method = file
+# log_file = /var/log/kopano/server.log
 # Loglevel (0(none), 1(crit), 2(err), 3(warn), 4(notice), 5(info), 6(debug))
 log_level = 5
 log_timestamp = yes
diff --git a/migration.sh b/migration.sh
index 7b81ad4..9984848 100644
--- a/migration.sh
+++ b/migration.sh
@@ -1,8 +1,6 @@
 #!/usr/bin/env bash
-docker exec -it kopano-mysql-1 sh <<DCKR
-mysql -u root -p <<SQL
-CREATE USER 'kopano' IDENTIFIED BY 'Asdf2345';
-GRANT ALL ON kopano.* TO 'kopano'@'%';
-DROP DATABASE kopano;
-SQL
-DCKR
+# ssh mars 'tar czf - /var/lib/kopano/attachments' | docker exec -i kopano-server-1 bash -c 'cd /var/lib/kopano/attachments; tar tvzf -'
+# docker stop kopano-server-1
+# ssh mars 'tar czf - /var/lib/kopano/attachments' | docker run --rm -i --volumes-from kopano-server-1 ubuntu:20.04 bash -c 'cd /var/lib/kopano/attachments; tar tvzf -'
+docker exec -it kopano-mysql-1 sh -c 'mysql -u root --password=\'modT9&?.\' -e \'DROP DATABASE kopano; CREATE SCHEMA kopano;\''
+ssh mars 'mysqldump --single-transaction --routines zarafa' | docker exec -i kopano-mysql-1 sh -c 'mysql -u kopano --password=\'zAKt(85&\' kopano'
\ No newline at end of file
diff --git a/mysql/etc/mysql/mysql.conf.d/mysqld.cnf b/mysql/etc/mysql/mysql.conf.d/mysqld.cnf
index d6e9a56..0affab2 100644
--- a/mysql/etc/mysql/mysql.conf.d/mysqld.cnf
+++ b/mysql/etc/mysql/mysql.conf.d/mysqld.cnf
@@ -12,10 +12,10 @@ bind-address           	= 0.0.0.0
 #
 # * Fine Tuning
 #
-key_buffer_size		      = 16M
+# key_buffer_size		      = 16M
 max_allowed_packet     	= 16M
-thread_stack		        = 192K
-thread_cache_size       = 8
+# thread_stack		        = 192K
+# thread_cache_size       = 8
 # This replaces the startup script and checks MyISAM tables if needed
 # the first time they are touched
 myisam-recover-options  = BACKUP