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Ports > Ports > Flashcards

Ports Flashcards

1
Q

Port 21 - TCP

A

FTP

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

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2
Q

Port 22 - TCP/UDP

A

SSH, SCP, SFTP

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

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3
Q

Port 23 - TCP/UDP

A

Telnet

Unencrypted method to remotely administer network devices
Do NOT use!

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4
Q

Port 25 - TCP

A

SMTP

Simple Mail Transfer Protocol is used to send email over the internet.

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5
Q

Port 53 -TCP/UDP

A

DNS

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

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6
Q

Port 69 - UDP

A

TFTP

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

Port 80 - TCP

A

HTTP

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

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8
Q

Port 88 - TCP/UDP

A

Kerberos

Used for network authentication using a system of tickets within a windows domain.

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9
Q

Port 110 - TCP

A

POP3

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

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10
Q

Port 119 - TCP

A

NNTP

Network News Transfer Protocol is used to transfer Usenet articles.

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11
Q

Port 135 - TCP/UDP

A

RPC/DCOM-Scm

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

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12
Q

Port 137-139 - TCP/UDP

A

NetBios

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

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13
Q

Port 143 - TCP

A

IMAP

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

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14
Q

Port 161 - UDP

A

SNMP

Simple Network Management Protocol is used to remotely monitor network devices.

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15
Q

Port 162 - TCP/UDP

A

SNMPTRAP

Used to send Trap and InformRequest to the SNMP Manager on a network.

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16
Q

Port 389 - TCP/UDP

A

LDAP

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

17
Q

Port 443 - TCP

A

HTTPS

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

18
Q

Port 445 - TCP

A

SMB

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

19
Q

Port 465/587 - TCP

A

SMTP with SSL/TLS

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

20
Q

Port 514 - UDP

A

Syslog

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

21
Q

Port 636 - TCP/UDP

A

LDAP SSL/TLS

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

22
Q

Port 860 - TCP

A

iSCSI

iSCSI is used for linking data storage facilities over IP.

23
Q

Port 989/990 - TCP

A

FTPS

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

24
Q

Port 993 - TCP

A

IMAP4 with SSL/TLS

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

25
Q

Port 995 - TCP

A

POP3 (SSL/TLS)

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

26
Q

Port 1433 -TCP

A

Ms-sql-s

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

27
Q

Port 1645/1646 - UDP

A

RADIUS (alternative)

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

28
Q

Port 1701 - UDP

A

L2TP

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

29
Q

Port 1723 - TCP/UDP

A

PPTP

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

30
Q

Port 1812/1813 - UDP

A

RADIUS

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

31
Q

Port 3225 - TCP/UDP

A

FCIP

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

32
Q

Port 3260 - TCP

A

iSCSI Target

iSCSI Target is a listening port for a iSCSI targeted devices when linking data storage facilities over IP.

33
Q

Port 3389 - TCP/UDP

A

RDP

Remote Desktop Protocol is used to remotely view and control other windows systems via a graphical user interface.

34
Q

Port 3868 - TCP

A

Diameter

A more advanced AAA protocol that is a replacement for RADIUS.

35
Q

Port 6514 - TCP

A

Syslog over TLS

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

Ports (1 decks)

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