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OSI 400 2.0
What is the last line of the Header?
What is Netstat?
OSI 400 2.0
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Answers
1
What is Netstat?
A CLI Firewall
A CLI tool used to show Active connections on the host
group policy manager
2
What is the last line of the Header?
padding
Ipv4
Options
Payload
3
what is DNS?
Domain name State used to resolve Problems Occurring with servers
Domain name system, turns Servers in a state of on or off
Domain name System, used to resolve names associated with Ip addresses
4
Who assigns Port addressing Types?
the Computer
The Port Authority
IANA
You do
5
this host -based firewall runs on windows server 2012
windows host firewall manager
windows firewall with advanced security
host fire wall mmc
server firewall aes
6
what is Port 23?
Telnet
FTP control
Tac-chat
trivial FTP
7
What Is Capture?
The snip tool on your computer
uuuhhhh I'm lost when did we learn this?
Traps used to capture pests
Live Capture, mode to Capture other traffic and record it
8
SMTP is what Port?
23
69
25
53
9
Firewall Logs Do not contain Which of the following?
Protocol Used
Source Port
Action taken
Connection state
10
What is the PDU at Layer 4?
Frame
Datagram
Packet
Segment
11
What does a fire wall Do?
Filters through youtube and deletes James Charles Videos
Filters you browsing History and Deletes all the bad sites (o,o)
Filters traffic from the internet onto your network
Filters Emails to make sure they are virus free
12
What is a service?
an Application that runs in the background
Some type of uh serivce Given to you at an establishment
A sermon
13
2 sections of firewall security are?
payload, compiled data
header, dynamic cdc
Header, compiled data
action, protocol
14
what are the types of fire walls?
Hardware
AN app
Firmware
Software
15
what port is DHCP?
67
53
110
69
16
What does DHCP Do?
Automatic Ip Addressing for Client
Helps Find websites
Assigns Host names to Clients
17
what is a protocol?
A law that dictates how you look at a Segment
A rule or format that governs how data is treated
A rule that can be broken
18
how Big is the overhead for UDP?
20 Bytes per segment
umm what are we talking about?
8 bytes per segment
6 Bytes Per segment
19
What does SPf stand for?
Sun Protector Factor
System packet Fliter
Symmetric Packet factor
Static Packet Filtering
20
what are the TCP Flags?
URG, ACK, PSH
HTTP, FIN, FTP
RIP, DATA, EXIT
RST, SYN, FIN
21
What is the port range for the Registered Ports?
1024-49515
1-1023
1024-49151
49152-65545
22
What is on port 80
HTTPS
HTTP
DNS
Trivial FTP
23
what is TCP?
Transession Collection Protocol
Transmission Client Protocol
Transmission Control Protocol
24
What is used on windows fire walls to manage your fire wall?
CLI Policy Editor
Administrative credentials
Group Policy management Editor
GUI management Editor
25
What is FTP used for?
automatic File encryption
File transfer between client and server
File cabinet transfer between companies
26
What does SPF do?
controls access to network using source and destination ips
Is a type of Sun screen (used for Chasteen's Bald Head)
STands for Special Protocol File
27
what is the first part of the header?
Ip header length
payload
Ip version
Im actually confused (select if you need it explained)
28
What is used to establish TCP Connections?
2 way Handshake
port security
three way handshake
SSl
29
What is the Third line of the Header used for?
Load time
To determine Time to live
The Protocol type
Header checksum
30
what is HTTP?
Hyper Text Transfer Protocol, used for internet Browsers
Hyperbold Tech Transport payload, used on ports
High text transfer protocol, used on emails
31
Ephemeral ports are used for what?
common protocols that need a connection through the firewall
Registered services
Registered applications that require a dedicated connection
client applications when initiating a connection
32
what are the common message types for HTTP?
Get- Client Requests
Text- Sends out messages through ports
Put- uploads resources or content to web server
POST- Data in a message sent to the server
33
What is the second line of the Header used for?
Ipv4 address
retransmitting and portion it lost along the way of travel
Reconstructing the Packet if it gets out of order or lost
header check sum
34
what is Port 20?
FTP data
FTP control
HTTPS
trivial FTP
35
what Is a key Difference Between TCP and UDP?
Reliability
Delays
Load
QoS
36
What are to Port catagories?
Private/Dynamic
Registered
Switchport
Well Known
37
How Does a UDP work?
shoot, fire, Forget
Picks up dropped packets and sends to Last Resort
Sends data, retransmits data IF dropped.
38
WHat can a Port scanner be used for?
Allows Traffic to come through the port
Identify Vulnerabilities
Finds Malicious entery points IN firewalls
scans ports To see if they are up
39
What port is IMAP4?
999
993
909
994
40
What do Segments contain?
Protocol Type
Mac Address
Socket Address
Source/Destination Port number
41
The protocol used to forward emails is ____.
SMTP
NNTP
POP3
IMAP4
42
What does SPI do?
dynamic Packet Filtering
prevents port scanning
Monitors the state of connections
analyzed down the the application layer
43
What are common Security Protocol?
HTTPS
SPF
SFTP
SSL
44
What is a software based Analyzer used for?
Capture and analyzer network traffic
Capture and release already seen data
45
What is MAU?
Mail User Agent
Man Unit Agent
Male user Agent
Malware USER Agent
46
What Port is FTP Control?
21
69
20
53
47
What is wireShark?
GUI packet analyzer
CLI Packet analyzer
GUI Firewall
CLI Firewall
48
IPv4 packets are Reconstructed using what part of the header?
Time To Live
Header Checksum
Fragmented Offset
Identifications
49
what Port is HTTPS
334
443
25
110
50
What is SSH used for?
A 3 way Handshake
2 way Handshake
Secure way to make a connection remotely
51
How many Bytes are there in the overhead per segment in a TCP Header?
8
25
6
20
52
What is the third line of the header?
segment/datagram length
Destination address
source address
53
what is on Port 69
DHCP
FTP control
HTTP
Trivial FTP
54
TCPDump is _____.
A CLI Firewall
A GUI packet analyzer
A CLI packet Analyzer
A GUI firewall
55
IP Acceleration is ______?
Treating a TCP Segment as a UDP datagram
Speeding up Bandwidth to be able to traverse Satcom
Treating a TCP datagram as a UDP segment
Cutting Latency down to ensure Acknowledgements are received.
56
what is the range of well known Ports?
1-1023
0-1023
I'm Just not a Numbers Guy
1024-49515
57
The PDU for the TCP is a___, and the PDU for the UDP is a______.
Segment, Datagraph
Segment, Datagram
Datagram, Segment
Datagraph, Segment
58
what is the difference between hardware and software firewalls?
I got Board
Hardware is harder to find, and Software is a more durable
Hardware is a physical Device, Software is a program On your computer
59
How many total ports can be used in layer 4?
56,656
24
52
65,535
60
What is a device used to scan the network ports on a local Machine and across the network?
Port scanner
Network scanner
Malware Scanner
61
what is the Port range for the dynamic/Private ports?
0-1023
1024-49151
49152-65545
49152-65535
62
What does IMAP4 do?
Internet Crypto Map for your Router
Sends Mail Legacy
Send messages, Modern
Receives Messages, Legacy
63
What is name server look up?
Used to associate Ip address to computer name
Used to look at homes in different cities
Used to Look up addresses Of computer owners
64
what port is Internet relay chat?
443
194
434
110
65
What are the 4th\5th lines of the Header?
Source Address
Padding
Payload
Destination Address
66
what Should you always have on your fire wall to prevent unauthorized access?
2 person Integrety
A second firewall
administrative credentials
Passwords
67
What are some Software based Analyzers?
PCP
WireShark
Gui
TCPDump
68
What is a socket address?
An address for your Eye socket
A combination Of an Ip address and Port number
A switch with an Ip address
A local address
69
What are the Benefits OF TCP?
Congestion Management
Ordered Data reconstruction
Extremely Reliable
Flow control
70
what is on Port 53?
DNS
Telnet
DHTP
HTTPS
71
what is on port 110
HTTPS
HTTP
POP3
DCHP
72
what are the three basic reliability Options for TCP?
Control/ congestion management
acknowledgement of received Segments
Tracking Transmitted Data
Retransmitting any unacknowledged data
73
what is the purpose of Private/dynamic ports?
Short lived, session-based ports, given Upon request of client.
Short lived, need Based Ports
Long lived, session-based Ports, Given Upon request of Client
74
What features to services provide
web serving, event logging, file serving
printing, cryptography, and error reporting
Qos
website support, Refunding service fees
75
What does netstat Contain?
Foreign Address
Name Of the protocol
local Address
The state the connection is in
76
What do we not use?
Rover
Telnet
SSH
Port 23
77
What does SPI stand for?
Suspicious Packet Inspection
Single Packet Inspection
Stateful Packet Inspection
Stopped Packet inspection
78
Group policy Management Console can be used to _____.
Decide how emails are forwarded
Uninstall windows firewall
Register ephemeral ports to service
Configure firewall settings
79
What does POP3 Protocol do?
scans Emails for Viruses
Receives mail.
Sends Emails
Deletes spam Mail
80
What does SMTP Do?
Forwards Mail
Throws Spam Mail out like yesterdays Trash
Sends mail
Receives mail
81
What are the services that cannot be stopped?
Plug and Play
UM that one is kinda CRazy IM sorry DX
Remote Procedure call (RPC)
Event Log
82
Firewalls DO NOT contain which of the following?
protocol used
Action taken
Connection state
Source port
83
What is UDP?
User Dumbo Payload
User Datagram Protocol
User Datagraph Protocol
Unit Date Protocol
