Port Numbers Flashcards by Rob Jones

Q

FTP (File Transfer Protocol)

A

TCP 20, 21

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Q

SSH

A

TCP 22

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Q

SFTP

A

TCP 22

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Q

SCP

A

TCP 22

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Q

SMTP

A

TCP 25

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Q

TACACS+ Port

A

TCP 49

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Q

DNS

A

TCP/UDP 53

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Q

DHCP

A

UDP 67, UDP 68

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Q

TFTP

A

UDP 69

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Q

HTTP

A

TCP 80

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Q

Kerberos

A

TCP/UDP 88

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Q

POP3

A

TCP 110

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Q

NNTP

A

TCP 119

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Q

NTP

A

UDP 123

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Q

NetBIOS

A

UDP 137, UDP 138, UDP 139

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Q

IMAP4

A

TCP 143

Q

SNMP

A

UDP 161

Q

SNMP Trap

A

TCP/UDP 162

Q

LDAP

A

TCP/UDP 389

Q

FTPS

A

TCP 443

Q

HTTPS

A

TCP 443

Q

SSL VPN

A

TCP 443

Q

SMTP SSL/TLS

A

TCP 465

Q

Internet Security Association and Key Management Protocol (ISAKMP VPN)

A

UDP 500

Q

Syslog

A

UDP 514

Q

LDAP TLS/SSL

A

TCP 636

Q

IMAP SSL/TLS

A

TCP 993

Q

POP SSL/TLS

A

TCP 995

Q

MS SQL Server

A

TCP 1433

Q

L2TP

A

UDP 1701

Q

PPTP

A

TCP/UDP 1723

Q

RDP

A

TCP/UDP 3389

Q

TACACS

A

UDP 49