Updated Override Default Dovecot Configuration (markdown)

Override-Default-Dovecot-Configuration.md

@@ -20,6 +20,13 @@ One common option to change is the maximum number of connections per user:
 mail_max_userip_connections = 100
 ```
 
+Another option to change is the maximum number of connections per user:
+
+```
+mail_max_userip_connections = 100
+```
+
+Another important option is the `default_process_limit` (defaults to 100). If high-security mode is enabled you'll need to make sure this count is higher than the maximum number of users that can be logged in simultaneously.
 
 # Override configuration