File Format and Rules > Ports:

Port command codes:
A = Filter all ports
B = Filter the defined port number(s)
I = Open all ports
J = Open the defined port(s) or pass a category
M = Set the defined port number(s) to trigger a warn message
Q = Block all ports
R = Block the defined port number(s)

Port Numbers:
21 = FTP (File Transfer Protocol)
80 = HTTP (Hyper Text Transfer Protocol)
119 = NNTP (Network News Transfer Protocol)
443 = HTTPS (Secured HTTP Transmission)
Other

Related Topics:

• Username Format
• Categories
• Filter Mode
• Redirect URL
• Filter Options
• Quota
• Filter Mode
• URL Format Rules
• IP Address Format
• LDAP Format

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