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Revert e46c43f71ebd89b6ba95bfa1fcc1dfd7bfd07a3f...f86e6e43189222e1ec55d5aef2f83f176e0f54f1 on A mail server's 101

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Jean-Denis Vauguet 2020-06-13 04:35:12 +02:00
parent acf3d88d43
commit 2c0100280c
1 changed files with 6 additions and 6 deletions
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docs/content/a-mail-server's-101.md
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@ -39,8 +39,8 @@ Here's where `docker-mailserver`'s toochain fits within the delivery chain:
```txt
docker-mailserver is here:
┏━━━━━━━┓
Sending an email: MUA ---> MTA ---> MTA ---> ... ---> ┫ MTA ╮ ┃
Fetching an email: MUA <------------------------------ ┫ MDA ╯ ┃
Sending an email: MUA ---> MTA ---> MTA ---> ... ---> ┫ MTA ╮ ┃
Fetching an email: MUA <------------------------------ ┫ MDA ╯ ┃
┗━━━━━━━┛
```
@ -82,10 +82,10 @@ When it comes to the specifics of email exchange, we have to look at protocols a
```txt
┏━━━━━━━━━━ Submission ━━━━━━━━━┓┏━━━━━━━━━━━━━ Transfer/Relay ━━━━━━━━━━━┓
┌─────────────────────┐ ┌┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┐
MUA ----- STARTTLS ---> ┤(587) MTA ╮ (25)├ <-- cleartext --> ┊ Third-party MTA ┊
---- cleartext ---> ┤(25) │ | └┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┘
|---------------------|
MUA <---- STARTTLS ---- ┤(143) MDA ╯ |
MUA ----- STARTTLS ---> ┤(587) MTA ╮ (25)├ <-- cleartext ---> ┊ Third-party MTA ┊
---- cleartext ---> ┤(25) │ | └┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┘
|┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄|
MUA <---- STARTTLS ---- ┤(143) MDA ╯ |
<-- enforced TLS -- ┤(993) |
└─────────────────────┘
┗━━━━━━━━━━ Retrieval ━━━━━━━━━━┛