| Port # | Program |
|---|---|
| 20 | FTP Server (Data) |
| 21 | FTP Server (Command) |
| 25 | SMTP Server |
| 80 | Microsoft IIS Server for HTTP packets |
| 110 | POP3 |
| 118 | Microsoft SQL Server Services |
| 161 | SNMP |
| 162 | SNMP Trap |
| 389 | LDAP |
| 443 | Microsoft IIS Server for HTTPS packets (SSL) |
| 502 | Modbus TCP/IP protocol |
| 663 | LDAP over SSL |
| 1028 | FTP Client (Command) |
| 1029 | FTP Client (Data) |
| 1234 | Project TCP/IP Server |
| 1443 | Microsoft SQL Server |
| 1444 | Microsoft SQL Server default port (Monitor) |
| 1521 | Oracle |
| 1526 | Oracle |
| 2030 | Oracle |
| 3001 | A-B Ethernet TCP/IP Protocol (default) |
| 3306 | MySQL (can be configured to use 3306-3309) |
| 3872 | Oracle Management Remote Agent |
| 3997 | Studio ADO Gateway |
| 4322 | Remote Agent (CEServer) |
| 5432 | PostgreSQL |
| 47808 | BACNet UDP Protocol (default) |
You may need to accommodate one or more of these port's usage in your Firewall settings.