ports Flashcards by marco ventura

used to transfer files from host to host

File Transfer Protocol (FTP)

TCP 21

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used to remotely administer network devices and systems. used for secure copy and secure FTP

22 TCP/UDP

SSH, SCP, SFTP

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unencrypted method to remotely administer network devices

Telnet

23 TCP/UDP

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used to send email over the internet

25 TCP

SMTP

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used to resolve hostnames to IPs and IPs hostnames

53 TCP/UDP

DNS

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

69 UDP

TFTP

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used to transmit web page data to a client for unsecured web browsing

80 TCP

HTTP

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used for network authentication using a system of tickets within windows domain

88 TCP/UDP

kerberos

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used to receive email from a mail server

110 TCP

POP3 v3

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used to transport Usenet articles

119 TCP

Network News Transfer Protocol

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

135 TCP/UDP
RCP/DCOM-scm
Remote Procedure Call

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used to conduct name querying, sending of data, and other functions over netBIOS connection

137-139 TCP/UDP

netBIOS

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used to receive email from a mail server with more than features than POP3

143 TCP
IMAP
Internet Message Access Protocol

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Used to remotely monitor network devices

161 UDP
SNMP
Simple Network Management Protocol

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

162 TCP/UDP

SNMPTRAP

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Used to maintain directories of users and other objects

389 TCP/UDP
LDAP
Lightweight Directory Access Protocol

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

443 TCP

HTTPS

Used to provide shared access to files and other resources on a network

445 TCP
SMB
Server Message Block

used to send email over the internet with an SSL and TLS secured connection

465/587 TCP
SMTP with SSL/TLS
Simple Mail Transfer Protocol

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

514 UDP

Syslog

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

636 TCP/UDP

LDAP SSL/TLS

used for linking data storage facilities over IP

860 TCP

iSCSI

used to transfer files from host to host over an encrypted connection

989/990 TCP

FTPS

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

993 TCP
IMAP4 with SSL/TLS
Internet Message Access protocol

used to receive email from a mail server using an SSL/TLS encrypted connection

995 TCP POP3 (SSL/TLS) Post office protocol v3

used to receive SQL database queries from clients

1433 TCP Ms-sql-s Microsoft SQL server

used for authentication and authorization and accounting

1645/1646 UDP RADIUS Remote Authentication Dial In User Service

used as an underlying VPN protocol but has no inherent security

1701 UDP L2TP layer 2 tunnel protocol

underlying VPN protocol with built in security

1723 TCP/UDP PPTP Point to point tunneling protocol

Used for authentication and authorization and accounting

1812/1813 UDP RADIUS Remote Authentication Dial In User Service

used to encapsulate fibre channel frames within TCP/IP packets

3225 TCP/UDP FCIP fibre channel IP

listening port for iSCSI targeted devices when linking data storage facilities over IP

3260 TCP | iSCSI Target

used to remotely view and control other windows systems via a graphical user interface

3389 TCP/UDP RDP remote desktop protocol

a more advanced AAA protocol that is a replacement for RADIUS

3868 TCP | diameter

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

6514 TCP | Syslog over TLS