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Ports and Protocols Flashcards

1
Q

Port 20/21

A

Name - File Transfer Protocol 20 Data / 21 Control
Transport Mechanism - TCP
Usage - Transfer files from host to host

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2
Q

Port 22

A

Name - Secure Shell
Transport Mechanism - TCP or UDP
Usage - Remotely administers network devices and Unix/Linux Systems. Also used by Secure Copy Protocol (SCP), Secure FTP (SFTP), which both use TCP as transport mechanism.

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3
Q

Port 23

A

Name - Terminal Network or TELNET
Transport Mechanism - TCP or UDP
Usage - Remotely administers network devices

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4
Q

Port 7

A

Name - Echo or ICMP
Transport Mechanism - TCP or UDP
Usage - Pinging or Testing round-trip times between hosts

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5
Q

Port 25

A

Name - SMTP or Simple Mail Transfer Protocol
Transport Mechanism- TCP
Usage - Sends e- mail

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6
Q

Port 49

A

Name - TACACS+ or Terminal Access Controller Access - Control System Plus
Transport Mechanism - TCP
Usage - Remote Authentication.

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7
Q

Port 53

A

Name - DNS or Domain Name System
Transport Mechanism- TCP or UDP
Usage - Resolves hostnames to IP addresses and vice-versa

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8
Q

Port 69

A

Name - TFTP or Trivial File Transfer Protocol
Transport Mechanism - UDP
Usage - Basic Version of FTP

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9
Q

Port 80

A

Name - HTTP or Hyper Text Transfer Protocol
Transport Mechanism- TCP
Usage - Transmits web page data.

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10
Q

Port 88

A

Name - Kerberos
Transport Mechanism - TCP or UDP
Usage - Network Authentication, uses tickets

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11
Q

Port 110

A

Name - POP3 or Post Office Protocol Version 3
Transport Mechanism - TCP
Usage - Receives e-mail

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12
Q

Port 119

A

Name - NNTP or Network News Transfer Protocol
Transport Mechanism - TCP
Usage - Transports Usenet Articles

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13
Q

Port 137 - 139

A

Name - NetBIOS
Transport Mechanism- TCP/UDP
Usage - Name querying sending data, NetBIOS connections

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14
Q

Port 143

A

Name - IMAP or Internet Message Access Protocol
Transport Mechanism- TCP
Usage - Retrieval of email, with advantages over POP3

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15
Q

Port 161

A

Name - SNMP or Simple Network Management Protocol
Transport Mechanism- UDP
Usage - Remotely monitor network devices

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16
Q

Port 162

A

Name - SNMPTRAP or Simple Network Management Protocol Trap
Transport Mechanism - TCP / UDP
Usage - Traps and Inform Requests are sent to the SNMP Manager on this port.

17
Q

Port 389

A

Name - LDAP or Lightweight Directory Access Protocol
Transport Mechanism- TCP /UDP
Usage - Maintains directories of users and other objects

18
Q

Port 443

A

Name - HTTPS or Hypertext Transfer Protocol Secure
Transport Mechanism- TCP
Usage - Secure transfer of hypertext through web pages (uses TLS or SSL)

19
Q

Port 445

A

Name - SMB or Server Message Block
Transport Mechanism - TCP / UDP
Usage - Provides shared access to files and other resources .

20
Q

Port 514

A

Name - Syslog
Transport Mechanism - UDP
Usage - Used for computer message logging, especially for router and firewall logs.

21
Q

Port 636

A

Name - LDAP over TLS/SSL
Transport Mechanism - TCP or UDP
Usage - Secure Version of LDAP

22
Q

Port 989/990

A

Name - FTPS
Transport Mechanism - TCP/UDP
Usage - Uses SSL/TLS to secure FTP transmissions. 990 is the control port and 989 is the data port.

23
Q

Port 1433

A

Name - Ms-sql-s or Microsoft SQL Server
Transport Mechanism - TCP
Usage - Opens queries to SQL server

24
Q

Port 1701

A

Name - L2TP or Layer 2 Tunneling Protocol
Transport Mechanism - UDP
Usage - VPN protocol with no inherent security. Often used with IPsec,

25
Q

Port 1723

A

Name - PPTP
Transport Mechanism - TCP /UDP
Usage - VPN protocol with built in security

26
Q

Port 1812/1813

A

Name - RADIUS or Remote Authentication Dial-In User Service
Transport Mechanism - UDP
Usage - An AAA protocol used for authentication, authorization and accounting of users that connect to networks and network services.

27
Q

Port 3225

A

Name - FCIP or Fibre Channel or Internet Protocol
Transport Mechanism - TCP / UDP
Usage - Encapsulates Fibre Channel frames within TCP/IP Packets

28
Q

Port 3389

A

Name - RDP or Remote Desktop Protocol
Transport Mechanism - TCP / UDP
Usage - Remotely views and controls other Windows systems.

Security+ (10 decks)

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