Inbound Connections
HTTP/HTTPS: 8080, 8443, 80, 443
Outbound Connections
The listing below outlines the default ports that Cascade CMS will use for outbound connections:
LDAP/LDAPS: 389, 636
MySQL: 3306
SQL Server: 1433
Oracle: 1521
SFTP Transports: 22
FTP/FTPS Transports: 21, 990
MySQL Database Transport: 3306
SMTP Mail Server: 25
External Link Check: 80, 443*
Google Analytics Connector**: 80
Twitter Connector**: 80
Wordpress Connector**: 80
*Since end users can link to any URL and port, the external link check could require other outbound ports for specific URLs. In general, you should be ok with only allowing port 80 and port 443.
**Only necessary if using the Google Analytics Connector, WordPress Connector, or Twitter Connector.