front 1 FTP | back 1 20/21 |
front 2 SSH | back 2 22 |
front 3 Telnet | back 3 23 |
front 4 SMTP | back 4 25 |
front 5 POP3 | back 5 110 |
front 6 DNS | back 6 53 |
front 7 DHCP | back 7 67/68 |
front 8 HTTP | back 8 80 |
front 9 NetBIOS | back 9 137/138/139 |
front 10 IMAP4 | back 10 143 |
front 11 SNMP | back 11 161 |
front 12 LDAP | back 12 389 |
front 13 SLP (Mac service finder) | back 13 427 |
front 14 HTTPS | back 14 443 |
front 15 SMB | back 15 445 |
front 16 AFP (Mac file transfer) | back 16 548 |
front 17 RDP | back 17 3389 |