Port usage
The following ports are used by the CipherMail Gateway
External → Internal
Port |
Service |
Description |
---|---|---|
22 |
SSH |
Console access |
25 |
SMTP |
MTA |
443 |
HTTPS |
Web GUI |
9090 |
cockpit |
Internal → External
Port |
Service |
Description |
---|---|---|
25 |
SMTP |
MTA |
80 |
HTTP |
CRL download |
139 |
SMB/CIFS |
Remote backup and restore |
443 |
HTTPS |
SMS gateway |
445 |
SMB/CIFS |
Remote backup and restore |
11371 |
HKP |
HTTP Keyserver Protocol |
Note
If some functionality is not required, for example backup on a remote SMB share, some ports can be closed.