Ports to memorize Flashcards

1
Q

What is the port number for FTP?

A

21 TCP

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2
Q

What is the port number for SSH?

A

22 TCP or UDP

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3
Q

What is the port number for SCP (Secure Copy)?

A

22

Secure copy allows copying of files over a network.

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4
Q

What is the port number for SFTP?

A

22

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5
Q

What is the port number for Telnet?

A

23 TCP\UDP

Allows remote control of devices over network. Sends data in plain text.

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6
Q

What is the port for SMTP

A

25 TCP

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

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7
Q

What is the port number for DNS?

A

53 TCP\UDP

Used to resolve hostnames to IPs and vice versa.

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8
Q

What is the port number for TFTP?

A

69 UDP

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

Can be used to boot from remote disk for thin PCs.

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9
Q

What is the port number for HTTP?

A

80 TCP

Used to transmit web page data to a client for unsecure browsing

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10
Q

What is the port number for Kerberos

A

88 TCP\UDP

Used for network authentication using a system of tickets in a Windows domain.

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11
Q

What is the port number for POP3 - Unencrypted and POP3 with TLS

A

110 TCP - unencrypted
Used to receive email from a mail server

995 TCP - with SSL/TLS

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12
Q

What is the port number for Network News Transfer Protocol (NNTP)?

A

119 TCP
Used to transport usenet articles to a client

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13
Q

What is the port number for Remote Procedure Call?

A

135 TCP\UDP

Used to locate DCOM ports to request a service from a program on another computer on the network.

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14
Q

What is the port for IMAP and IMAP4

A

Port 143 TCP - IMAP

Internet Message Access Protocol is used to receive email from a mail server with more features than pop3

Port 993 TCP - IMAP4 SSL/TLS

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15
Q

What is the port of NetBIOS

A

137-139 TCP\UDP

Used to conduct name quering, sending of data, and other functions over a netbios connection

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16
Q

What are the ports for SNMP

A

161 UDP
162 snmp trap

Simple Network Mgmt protocol is used to remotely monitor network devices

17
Q

What is the port of LDAP and LDAPS

A

POrt 389 TCP/UDP

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

Port 636 tcp/UDP
LDAPS

18
Q

WhaWhat port is HTTPS on

A

Port 443 is used to transmit web page data to a client over an SSL/TLS encrypted connection

19
Q

What is the port for SMB

A

Port 445 is used to provide share access to files and other network resources

20
Q

What ports are used with SMTP with SSL/TLS?

A

Ports 465 and 587 TCP are used to send email over the internet with an SSL and TLS secured connrction

21
Q

What is the port for SYSLOG and SYSLOG over TLS

A

Port 514 is used to conduct computer message logging, especially for routers and firewall logs

Port 6514 TCP is used for syslog over TLS

22
Q

What are the ports for FTPS

A

989/990 TCP
FTPS is used to transfer files form host to host over an encrypted connection

23
Q

What is the port for IMAP4 with SSL\TLS

A

This is used to receive email from a mail server over an SSL/TLS encrypted connection

24
Q

What is the port for MS-sql-s

A

The port 1433 TCP is used for Microsoft SQL Server, which receives queiries from clients

25
Q

What is the port for L2tP

A

Port 1701 UDP is used as an underlying VPN protocol but has no inherent security

26
Q

What is the port for Point to point tunneling ( PPTP )

A

Port 1723 TCP/UDP
An underlying VPN Protocol with built in security

27
Q

What is the port for Fibre Channel IP (FCIP

A

Port 3225TCP/UDP is used to encapsulate Fibre Channnel frams within TCP/IP packets

28
Q

What is the port for iSCSI and iSCSI Target

A

ICSI - 860 TCP

Port 3260 TCP is the listening port for an iSCSI targeted device when linking data storage facilities over IP

29
Q

What is the port for RDP

A

port 3389 TCP\UDP is used for RDP

30
Q

What is the port for Diameter

A

The port 3868 TCP belongs to Diameter, which is a more advanced AAA protocol that is a replacement for RADIUS

31
Q

What are the standard ports for radius

A

1812 -authentication & authorization
1813 - accounting

32
Q

What are the alternative ports for radius

A

1645 - authentication & authorization
1646 - accounting