diff --git a/docker.mailserver/docker-compose.yml b/docker.mailserver/docker-compose.yml
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+version: "3.9"
+
+services:
+
+  # https://docker-mailserver.github.io/docker-mailserver/edge/config/environment/
+  # https://i12bretro.github.io/tutorials/0779.html
+  # https://www.youtube.com/watch?v=r9vG7P-RRp8
+
+  docker-mailserver:
+    image: mailserver/docker-mailserver:11.3.1
+    container_name: docker-mailserver
+    hostname: "mail.tbs093a.tk"
+    domainname: "00x097.tk"
+    environments:
+      ENABLE_SPAMASSASSIN: 1
+      SPAMASSASSIN_SPAM_TO_INBOX: 1
+      ENABLE_CLAMAV: 1
+      ENABLE_POSTGREY: 1
+      ENABLE_FAIL2BAN: 0
+      ENABLE_SASLAUTHD: 0
+      ONE_DIR: 1
+      TZ: "America/New_York"
+    ports:
+      - 25:25
+      - 143:143
+      - 587:587
+      - 993:993
+    volumes:
+      - ./volumes/docker-mailserver/data/:/var/mail/
+      - ./volumes/docker-mailserver/state/:/var/mail-state/
+      - ./volumes/docker-mailserver/logs/:/var/log/mail/
+      - ./volumes/docker-mailserver/config/:/tmp/docker-mailserver/
+
+
+# docker run -d \
+#   --name=mailserver \
+#   --hostname="$HOSTNAME" \
+#   --domainname="docker.local" \
+#   -p 25:25 \
+#   -p 143:143 \
+#   -p 587:587 \
+#   -p 993:993 \
+#   -e ENABLE_SPAMASSASSIN=1 \
+#   -e SPAMASSASSIN_SPAM_TO_INBOX=1 \
+#   -e ENABLE_CLAMAV=1 \
+#   -e ENABLE_POSTGREY=1 \
+#   -e ENABLE_FAIL2BAN=0 \
+#   -e ENABLE_SASLAUTHD=0 \
+#   -e ONE_DIR=1 \
+#   -e TZ=America/New_York \
+#   -v ~/docker/mailserver/data/:/var/mail/ \
+#   -v ~/docker/mailserver/state/:/var/mail-state/ \
+#   -v ~/docker/mailserver/logs/:/var/log/mail/ \
+#   -v ~/docker/mailserver/config/:/tmp/docker-mailserver/ \
+#   --restart=unless-stopped \
+#   mailserver/docker-mailserver
+
+# create user inbox
+# docker run --rm \
+#   -e MAIL_USER=i12bretro@docker.local \
+#   -e MAIL_PASS=supersecret \
+#   -it mailserver/docker-mailserver /bin/sh -c \
+#     'echo "$MAIL_USER|$(doveadm pw -s SHA512-CRYPT -u $MAIL_USER -p $MAIL_PASS)"' \
+#     >> ~/docker/mailserver/config/postfix-accounts.cf
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