| Service | Description |
|---|---|
| All ICMP types | Internet Control Message Protocol (ICMP) is used by network devices to send error messages, ping requests. This service is for those messages that are specifically addressed to the Smoothwall Firewall. |
| DNS proxy (53) | The DNS proxy service is used to provide internal and external name resolution services for local network hosts. If the Smoothwall Firewall has multiple interfaces configured, you must configure a DNS rule for the specific devices use to connect to, on port 53. |
| FTP proxy (2121) | This proxy manages FTP traffic. If the Smoothwall Firewall has multiple interfaces configured, you must configure an FTP rule for the specific devices use to connect, on port 2121. |
| FTP proxy alternative (21) | This is an alternative port number that you can use with the FTP proxy. |
| Heartbeat admin on HTTPS (440) |
This is the port number used to connect to the failover unit's administration user interface in a hardware failover configuration. |
| Kerberos Login (814) |
This is the port that Kerberos users connect to (as part of their web filter authentication mechanism) when proxying through the Smoothwall Filter. You can configure Kerberos authentication on the web proxy authentication Policy wizard Page page. |
| Mobile Proxy server (61001) |
This is the port number that your Mobile Proxy devices connect to when proxying through the Smoothwall Filter. If you have multiple interfaces configured, you must configure a Mobile Proxy rule for the specific devices use to connect, on port 61001. |
| Other web access on HTTP (80) | Gives other web traffic on port 80 access to the Smoothwall Filter and Firewall. |
| Other web access on HTTPS (442) | The port that you use to connect to the Smoothwall User Portal. |
| RADIUS accounting (1813) | RADIUS accounting messages are sent and received on this port from Bring Your Own Devices (BYOD). If you have multiple interfaces configured, you must configure a RADIUS rule for the specific devices use to connect, on port 1813. |
| RADIUS authentication (1812) | RADIUS authentication messages are sent and received on this port from Bring Your Own Devices (BYOD). If you have multiple interfaces configured AND the Smoothwall Filter and Firewall is both the authentication and accounting server, you must configure a RADIUS rule for the specific devices use to connect, on port 1812. |
| SIP (5060) |
This proxy manages Session Initiation Protocol (SIP) traffic for VoIP networks. |
| SMTP (25) | This port handles network traffic to the email relay. You must configure an SMTP rule for the specific devices use to connect, on port 25. |
| SNMP (161) | This port handles all SNMP traffic. |
| SSH-based admin (222) | When accessing the Smoothwall Filter and Firewall via an SSH terminal, you must use port 222. |
| Web-based admin on HTTP (81) | When accessing the administration user interface over HTTP, you must use port 81. |
| Web-based admin on HTTPS (441) | When accessing the administration user interface over HTTPS, you must use port 441. |