Port Numbers Flashcards by George Joseph | Brainscape

Q

FTP Data Port

A

TCP 20

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Q

FTP Control Port

A

TCP 21

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Q

SSH

A

TCP 22

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Q

SCP (uses SSH)

A

TCP 22

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Q

SFTP (uses SSH)

A

TCP 22

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Q

Telnet

A

TCP 23

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Q

SMTP

A

TCP 25

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Q

TACACS+

A

TCP 49

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Q

DNS Name Queries

A

UDP 53

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Q

DNS Zone Transfers

A

TCP 53

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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

UDP 88

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Q

POP3

A

TCP 110

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Q

SNMP

A

UDP 161

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Q

SNMP trap

A

UDP 162

Q

NETBIOS

A

TCP/UDP 137

Q

NETBIOS

A

TCP 138

Q

NETBIOS

A

TCP 139

Q

IMAP4

A

TCP 143

Q

LDAP

A

TCP 389

Q

HTTPS

A

TCP 443

Q

SNMP SSL/TLS

A

TCP 465

Q

IPsec (for VPN with IKE)

A

UDP 500

Q

LDAP/SSL

A

TCP 636

Q

LDAP/TLS

A

TCP 636

Q

IMAP SSL/TLS

A

TCP 993

Q

POP SSL/TLS

A

TCP 995

Q

L2TP

A

UDP 1701

Q

PPTP

A

TCP 1723

Q

Remote Desktop Protocol (RDP)

A

TCP/UDP 3389

Q

Microsoft SQL Server

A

TCP 1433