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Security+ SYO-601 > protocols and ports > Flashcards

protocols and ports Flashcards

1
Q

port 21 is control port and port 20 transfers files, TCP

A

file transfer protocol (FTP)

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2
Q

designed to transmit data through a remote connection, TCP

A

SSH, 22

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3
Q

uses SSH to encrypt file transfers, TCP

A

SSH File transfer protocol, 22

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4
Q

Cisco proprietary protocol used for authentication, authorization and accounting (AAA) services

A

TACAS+, 49

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5
Q

used to associate IP addresses with domain names. uses both UDP and TCP

A

Domain name System (DNS), 53
uses TCP port 53 for zone transfers and UDP for name services lookups

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6
Q

network management protocol used to assign local IP addresses to devices on a network. used to create multiple private IP addresses from the one public IPv4 address

A

dynamic host configuration protocol (DHCP), 67/68

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7
Q

TCP port used for websites and most internet

A

http, 80

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8
Q

network authentication protocol allows for comm over a non secure network. probably microsoft network, and port

A

kerberos, 88

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9
Q

email protocol allows email clients to comm with email servers. provides only 1 way communication, and port

A

post office protocol (POP), 110

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10
Q

email protocol used by email clients to comm with email servers. provides 2 way comm, TCP

A

Internet message access protocol (IMAP), 143, 993

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11
Q

used to monitor and manage network devices on IP networks

A

simple network management protocol (SNMP 161)/162 (SNMP Trap)

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12
Q

used to manage and comm with directories

A

lightweight directory access protocol (LDAP), 389

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13
Q

secure version of HTTP uses TLS for encryption. TCP

A

HTTPS, 443

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14
Q

secure version of LDAP uses TLS for encryption

A

LDAPS, 636

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15
Q

uses TLS for encryption. can run on ports 20/21 but sometimes allocated ports 989/990

A

file transfer protocol secure (FTPS)

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16
Q

secure version of IMAP, uses TLS for encryption

A

internet message access protocol secure (IMAPS), 993

17
Q

secure version of POP using TLS, uses TCP

A

post office protocol 3 secure (POP3S), 995

18
Q

used to provide AAA for network services

A

remote authentication dial in user service (RADIUS), 1812, 1813

19
Q

developed as an upgrade to radius

A

diameter, 3868

20
Q

replaced RTP, used to stream audio and video comm using UDP

A

secure real time protocol (SRTP), 5004

21
Q

Used to create point to point connections, like VPNs over a UDP connection. Needs IPSec for encryption. Designed as an extension to PPTP. Operates at the data link layer but encapsulates packets at the session layer.

A

layer 2 tunneling protocol (L2TP), 1701

22
Q

one of 2 main protocols of internet protocol (IP) suite used to transmit data over an IP network. provides error checking to ensure packets are not lost in transit
layer 4 transport

A

transmission control protocol (TCP)

23
Q

2nd main protocol in the IP suite that transmits datagrams in a best effort method. does not include error checking

A

user datagram protocol (UDP)

24
Q

based on PPP. deprecated protocol for VPNs

A

point to point tunneling protocol (PPTP), 1723

25
Q

windows proprietary protocol that provides a remote connection between 2 computers, uses TCP

A

remote desktop protocol (RDP), 3389

26
Q

a means of securely transferring computer files between a local host and a remote host or between two remote hosts. It is based on the Secure Shell (SSH) protocol.

A

Secure copy protocol (SCP), port 22, TCP

27
Q

a simple lockstep File Transfer Protocol which allows a client to get a file from or put a file onto a remote host. One of its primary uses is in the early stages of nodes booting from a local area network.

A

Trivial File Transfer Protocol (TFTP), UDP, port 69

28
Q

SFTP

A

port 22, secure file transport protocol (uses SSH)

29
Q

telnet

A

23

30
Q

SMTP and protocol

A

25, simple mail transport protocol, TCP

31
Q

SSL VPN secure sockets layer virtual private network

A

443

32
Q

non encrypted port for POP3, UDP

A

110

33
Q

119

A

NNTP-network news transfer protocol

34
Q

514

A

syslog

35
Q

port 500

A

ISAKMP (VPN) internet security association and key management protocol (virtual private network)

36
Q

1701

A

L2TP-layer 2 tunneling protocol

37
Q

port 123

A

NTP (network time protocol

Security+ SYO-601 (12 decks)

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