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Sec+ > Ports and Protocols > Flashcards

Ports and Protocols Flashcards

1
Q

FTP

A

21

TCP

File Transfer Protocol is used to transfer files from host to host

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2
Q

SSH, SCP, SFTP

A

22

TCP/UDP

Secure Shell is used to remotely administer network devices and systems. SCP is used for secure copy and SFTP for secure FTP.

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3
Q

Telnet

A

23

TCP/UDP

Unencrypted method to remotely administer network devices (should not be used)

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4
Q

SMTP

A

25

TCP

Simple Mail Transfer Protocol is used to send email over the Internet

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5
Q

DNS

A

53

TCP/UDP

Domain Name Service is used to resolve hostnames to IPs and IPs to hostnames

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6
Q

TFTP

A

69

UDP

Trivial FTP is used as a simplified version of FTP to put a file on a remote host, or get a file from a remote host

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7
Q

HTTP

A

80

TCP

Hyper Text Transfer Protocol is used to transmit web page data to a client for unsecured web browsing

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8
Q

Kerberos

A

88

TCP/UDP

Used for network authentication using a system of tickets within a Windows domain

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9
Q

POP3

A

110

TCP

Post Office Protocol v3 is used to receive email from a mail server

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10
Q

NNTP

A

119

TCP

Network News Transfer Protocol is used to transport Usenet articles

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11
Q

RPC/DCOM-scm

A

135

TCP/UPD

Remote Procedure Call is used to located DCOM ports request a service from a program on another computer on the network

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12
Q

NetBIOS

A

137 - 139

TCP/UDP

NetBIOS is used to conduct name querying, sending of data, and other functions over a NetBIOS connection

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13
Q

IMAP

A

143

TCP

Internet Message Access Protocol is used to receive email from a mail server with more features than POP3

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14
Q

SNMP

A

161

UDP

Simple Network Management Protocol is used to remotely monitor network devices

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15
Q

SNMPTRAP

A

162

TCP/UDP

Used to send Trap and InformRequests to the SNMP Manager on a network

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16
Q

LDAP

A

389

TCP

Lightweight Directory Access Protocol is used to maintain directories of users and other objects

17
Q

HTTPS

A

443

TCP/UDP

Hyper Text Transfer Protocol Secure is used to transmit web page data to a client over an SSL/TLS-encrypted connection

18
Q

SMB

A

445

TCP

Server Message Block is used to provide shared access to files and other resources on a network

19
Q

SMTP with SSL/TLS

A

465/587

TCP

Simple Mail Transfer Protocol used to send email over the Internet with an SSL and TLS secured connection

20
Q

SysLog

A

514

UDP

Syslog is used to conduct computer message logging, especially for routers and firewall logs

21
Q

LDAP SSL/TLS

A

636

TCP/UDP

LDAP is used to maintain directories of users and other objects over an encrypted SSL/TLS connection

22
Q

iSCSI

A

860

TCP

iSCSI is used for linking data storage facilities over IP

23
Q

FTPS

A

989/990

TCP

File Transfer Protocol Secure is used to transfer files from host to host over an encrypted connection

24
Q

IMAP4 with SSL/TLS

A

993

TCP

Internet Message Access Protocol is used to receive email from a mail server over an SSL/TLS-encrypted connection

25
Q

POP3 (SSL/TLS)

A

995

TCP

Post Office Protocol v3 is used to receive email from a mail server using an SSL/TLS-encrypted connection

26
Q

Ms-sql-s

A

1433

TCP

Microsoft SQL server is used to receive SQL database queries from clients

27
Q

RADIUS (alternative)

A

1645/1646

UDP

Remote Authentication Dial-In User Service is used for authentication and authorization (1645) and accounting (1646)

28
Q

L2TP

A

1701

UDP

Layer 2 Tunnel Protocol is used as an underlying VPN protocol but has no inherent security

29
Q

PPTP

A

1723

TCP/UDP

Point-to-Point Tunneling Protocol is an underlying VPN protocol with built-in security

30
Q

RADIUS

A

1812/1813

UDP

Remote Authentication Dial-In User Service is used for authentication and authorization (1812) and accounting (1813)

31
Q

FCIP

A

3225

TCP/UDP

Fibre Channel IP is used to encapsulate Fibre Channel frames within TCP/IP packets

32
Q

iSCSI Target

A

3260

TCP

iSCSI Target is as the listening port for iSCSI-targeted devices when linking data storage facilities over IP

33
Q

RDP

A

3389

TCP/UDP

Remote Desktop Protocol is used to remotely view and control other Windows systems via a Graphical User Interface

34
Q

Diameter

A

3868

TCP

A more advanced AAA protocol that is a replacement for RADIUS

35
Q

Syslog over TLS

A

6514

TCP

It is used to conduct computer message logging, especially for routers and firewall logs, over a TLS-encrypted connection

Sec+ (1 decks)

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