Update index.md

docs/index.md

@@ -1,37 +1,42 @@
-## Welcome to GitHub Pages
+# mailcow: dockerized - documentation overview
 
-You can use the [editor on GitHub](https://github.com/andryyy/mailcow-dockerized/edit/master/docs/index.md) to maintain and preview the content for your website in Markdown files.
+[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=JWBSYHF4SMC68)
 
-Whenever you commit to this repository, GitHub Pages will run [Jekyll](https://jekyllrb.com/) to rebuild the pages in your site, from the content in your Markdown files.
+mailcow dockerized comes with **11 containers** linked in **one bridged network**.
 
-### Markdown
+- Dovecot
+- Memcached
+- Redis
+- MySQL
+- Bind9 (Resolver) (formerly PDNS Recursor)
+- PHP-FPM
+- Postfix
+- Nginx
+- Rmilter
+- Rspamd
+- SOGo
 
-Markdown is a lightweight and easy-to-use syntax for styling your writing. It includes conventions for
+**6 volumes** to keep dynamic data - take care of them!
 
-```markdown
-Syntax highlighted code block
+- vmail-vol-1
+- dkim-vol-1
+- redis-vol-1
+- mysql-vol-1
+- rspamd-vol-1
+- postfix-vol-1
 
-# Header 1
-## Header 2
-### Header 3
+The integrated **mailcow UI** allows administrative work on your mail server instance as well as separated domain administrator and mailbox user access:
 
-- Bulleted
-- List
+- DKIM key management
+- Black- and whitelists per domain and per user
+- Spam score managment per-user (reject spam, mark spam, greylist)
+- Allow mailbox users to create temporary spam aliases
+- Prepend mail tags to subject or move mail to subfolder (per-user)
+- Allow mailbox users to toggle incoming and outgoing TLS enforcement
+- Allow users to reset SOGo ActiveSync device caches
+- imapsync to migrate or pull remote mailboxes regularly
+- TFA: Yubi OTP and U2F USB (Google Chrome and derivates only)
+- Add domains, mailboxes, aliases, domain aliases and SOGo resources
 
-1. Numbered
-2. List
 
-**Bold** and _Italic_ and `Code` text
-
-[Link](url) and ![Image](src)
-```
-
-For more details see [GitHub Flavored Markdown](https://guides.github.com/features/mastering-markdown/).
-
-### Jekyll Themes
-
-Your Pages site will use the layout and styles from the Jekyll theme you have selected in your [repository settings](https://github.com/andryyy/mailcow-dockerized/settings). The name of this theme is saved in the Jekyll `_config.yml` configuration file.
-
-### Support or Contact
-
-Having trouble with Pages? Check out our [documentation](https://help.github.com/categories/github-pages-basics/) or [contact support](https://github.com/contact) and we’ll help you sort it out.
+*[Looking for a farm to host your cow?](https://www.servercow.de)*