Port to Protocol Flashcards by Vangie Lynn | Brainscape

Q

20 for data

21 for connection/command/control

A

FTP

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Q

22

A

SSH
SFTP
SCP

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Q

23

A

Telnet

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Q

25

A

SMTP

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Q

49

A

TACACS

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Q

53

A

DNS

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Q

67 - destination port of a server

68 - port used by client

A

DHCP

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Q

69

A

TFTP

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Q

80

A

HTTP

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Q

88

A

Kerberos

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Q

110

A

POP3

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Q

119

A

NNTP

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Q

123

A

NTP

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Q

137-139

A

NetBIOS

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Q

143

A

IMAP4

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Q

161

A

SNMP

Q

162

A

SNMP Trap

Q

389

A

LDAP

Q

443

A

HTTPS

SSL VPN

Q

500

A

IPsec

Q

514

A

Syslog

Q

1701

A

L2TP

Q

1723

A

PPTP

Q

1812 for authentication

1813 for accounting

A

RADIUS

Q

3389

A

RDP

Q

135, 137-139, 445

A

Windows File Sharing

137-139 are also NetBIOS

Q

7

A

Echo - Performs round trip tests between hosts.

Q

19

A

Chargen - Character Generator

Q

135

A

RPC - Remote Procedure Call

Q

445

A

SMB - Server Message Block

Q

636

A

LDAPS - LDAP over SSL/TLS (Secure Lightweight Directory Access Protocol)

Q

995

A

POP3S - POP3 over SSL (encrypted email retrieval)

Q

1433

A

MS-SQL Database

Q

6667

A

IRC - Internet Relay Chat

Q

1521

A

Oracle

Q

1720

A

H.323

Q

9100

A

HP JetDirect Printing

Q

135, 137-139, 445

A

Windows File Sharing

137-139 are also NetBIOS