Knowledgebase

What are the default ports to open for a firewall ?

The 'standard' ports for services you may wish to open in your firewall are...

• FTP | Port 21
• SSH | Port 22
• TELNET | Port 23
• SMTP | Port 25
• WEB | Port 80
• POP3 | Port 110
• IMAP | Port 143
• HTTPS | Port 443
• MySQL | Port 3306
• DNS | Port 53
• DHCP | Port 58
• TFTP | Port 69
• SNMP | Port 161
• LDAP | Port 389
• RSync | Port 873

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