FTP - 20/21, SSH - 22, Telnet - 23, SMTP - 25, DNS - 53, DHCP - 67/68, HTTP - 80, POP3 - 110, NETBIOS - 137/139, IMAP - 143, SNMP - 161/162, LDAP - 389, HTTPS - 443, SMB/CIFS - 445, RDP - 3389,

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