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CompTIA Network+ N10-008 > Layer 7 Protocols > Flashcards

Layer 7 Protocols Flashcards

1
Q

Remote Desktop Protocol (RDP)

A

Allows you to remote and interact with a remote desktop/server

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2
Q

RDP port

A

TCP 3389

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3
Q

Telnet

A

Provides user a command prompt on a remote device

All communication is in clear text

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4
Q

Telnet port

A

TCP 23

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5
Q

Secure Shell (SSH)

A

Encrypted replacement for Telnet

Also known as Secure Socket shell

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6
Q

SSH port

A

TCP 22

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7
Q

Virtual Networking Computing (VNC)

A

Open source desktop sharing/remote control system

Server component of VNC is on the computer that you want to control

Client component of VNC runs on the computer you will use to make the connection

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8
Q

VNC port

A

TCP 5900
TCP 5800 for web client

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9
Q

Server Message Block (SMB)

A

Microsoft File and Print protocol

Used to access folders, drivers, and printers

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10
Q

SMB port

A

TCP 445

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11
Q

File Transfer Protocol (FTP)

A

All communication is in clear text

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12
Q

FTP ports

A

Command port = TCP 21
Data port = TCP 20

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13
Q

Secure File Transfer Protocol (SFTP)

A

Also called SSH File Transfer Protocol

Encrypts file tranfer

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14
Q

SSH port

A

TCP port 22

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15
Q

Trivial File Transfer Protocol (TFTP)

A

Simplified version of FTP

No authentication

All communication is in clear text

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16
Q

Network File System (NFS)

A

File sharing protocol for Unix/Linux

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17
Q

Hypertext Transfer Protocol (HTTP)

A

Used to carry web traffic

Transmissions are in clear text

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18
Q

HTTP port

A

TCP 80

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19
Q

Hypertext Transfer Protocol Secure (HTTPS)

A

HTTP over SSL

20
Q

HTTPS port

A

TCP 443

21
Q

Simple Mail Transfer Protocol (SMTP)

A

Mail transmission

Transmissions are in clear text

22
Q

SMTP port

A

TCP 587

22
Q

Post Office Protocol (POP3)

A

Retrieve email

Emails are downloaded locally and removed from the email server

23
Q

POP3 port

A

110
993 over SSL

24
Q

Internet Message Access Protocol (IMAP4)

A

Retrieve email

Messages stay on email server

24
Q

IMAP4 port

A

TCP 143
993 over SSL

25
Q

Structured Query Language (SQL)

A

Language used to communicate with relational database

26
Q

SQL Server port

A

TCP 1433

27
Q

SQLnet port

A

TCP 1521

28
Q

MySQL port

A

TCP 3306

29
Q

Who provides MSSQL?

A

Microsoft

30
Q

Who provides SQLnet?

A

Oracle

31
Q

Who provides MySQL?

A

Open source

32
Q

Session Initiation Protocol (SIP)

A

Establishes, manages, and tears down VoIP calls and multimedia conferences

33
Q

SIP port

A

5060 - Unencrypted
5061 - Encrypted

34
Q

Syslog

A

Send system log or event messages to a server (syslog server)

35
Q

Syslog port

A

TCP 514

36
Q

Simple Network Management Protocol (SNMP)

A

Used to monitor and manage network-connected devices in an IP network

37
Q

Dynamic Host Configuration Protocol (DHCP)

A

Automated way to assign IP address to hosts on a network

38
Q

DHCP port

A

server port = UDP 67
client port = UDP 68

39
Q

DHCP scope

A

Set of configurations for a particular network segment

Defined by IP range and subnet mask

Contains the pool of addresses that can be leased to clients

40
Q

DHCP lease time

A

The length of time (in days or hours) that a client may use the IP address

41
Q

DHCP Exclusion range

A

IP addresses in a subnet range that are set aside for static configuration

42
Q

DHCP Relay

A

A hardware device or software program that can pass DHCP or BOOTP messages between DHCP clients and servers

Necessary if the DHCP server is on a different subnet from its clients

43
Q

DHCP scope options

A

Address of default gateway
Domain name to be used
Address of the WINS server
NetBIOS node type
Lease times
Reservations
Exclusions

CompTIA Network+ N10-008 (4 decks)

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