Week 8 Flashcards

(50 cards)

1
Q

ARP stands for

jpresuello

A

Address Resolution Protocol

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2
Q

jpresuello

A

API

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3
Q

Called as the PHONE BOOK of the INTERNET; Converts website domain names to numerical IPs

jpresuello

A

Domain Name System

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4
Q

jpresuello

A

DHCP

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5
Q

arrangement of the elements of a communication network

jpresuello

A

Topology

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6
Q

Network layer protocol used to diagnose network communication issue

jpresuello

A

ICMP

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7
Q

Number of bits for IPv4

jpresuello

A

32 bits

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8
Q

Number of bits for IPv6

jpresuello

A

128 bits

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9
Q

an approach to network management that enables dynamic, programmatically efficient network configuration in order to improve network performance and monitoring making it more like cloud computing than traditional network management.

jpresuello

A

Software Defined Networking

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10
Q

jpresuello

A

OSPF

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11
Q

jpresuello

A

SNMP

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12
Q

jpresuello

A

Network Component

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13
Q

What layer does repeaters work

jpresuello

A

PHYSICAL (Layer 1)

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14
Q

multiport repeater

jpresuello

A

Hub

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15
Q

LAN device used to connect LAN segments

jpresuello

A

Bridge

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16
Q

jpresuello

A

Forwarding Tables

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17
Q

jpresuello

A

Routing Tables

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18
Q

What algorithm does Bridges use?

jpresuello

A

Spanning Tree Algorithm

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19
Q

What layer does router work?

jpresuello

A

Layer 3 (Network)

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20
Q

combine the functionality of a repeater and the functionality of a bridge

jpresuello

A

Switch

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21
Q

general term for software running on a device that connects two different environments and acts as a translator for them or restricts their interactions.

jpresuello

22
Q

private telephone switch that is located on a company’s property.

jpresuello

A

Private branch Exchange (PBX)

23
Q

Default port of POP3

jpresuello

A

110 (default)
995 (Secured)

24
Q

Default port of IMAP

jpresuello

A

143 (default)
993 (Secured)

25
What does VLAN utilize? ## Footnote jpresuello
Packet Tagging (802.1Q)
26
Described as CHOKE POINT because all communication should flow through IT and where traffic is inspected and restricted
FIREWALL
27
Which layer does stateful inspection fw work? ## Footnote jpresuello
L3 (network) and L4 (transport)
28
intercepts and inspects messages before delivering them to the intended recipients ## Footnote jpresuello
Proxy FIrewalls (2nd Gen)
29
Another name of locked down or hardened system? ## Footnote jpresuello
Bastion Host
30
a server(a computer system or an application) that acts as an intermediary for requests from clients seeking resources from other servers. ## Footnote jpresuello
Proxy Server
31
Approach to information security where a single hardware or software installation provides multiple security functions ## Footnote jpresuello
Unified Threat Management (UTM)
32
geographically distributed network of proxy servers and their data centers. ## Footnote jpresuello
Content Distribution Network (CDN)
33
Any computing device that is connected to the network but does not mediate anything in the network ## Footnote jpresuello
endpoint
34
a computer that usually sits in the screened subnet or DMZ and attempts to lure attackers to it instead of to actual production computers ## Footnote jpresuello
Honeypot system
35
attempts to unify endpoint security technology ## Footnote jpresuello
Network Access Control
36
a backbone that connects LANs to each other and LANs to WANs ## Footnote jpresuello
Metropolitan Area Network (MAN)
37
a standard for telecommunications transmissions over fiber-optic cables ## Footnote jpresuello
SONET
38
required when digital equipment will be used to connect a LAN to a WAN. ## Footnote jpresuello
Channel Service Unit/Data Service Unit (CSU/DSU)
39
What device converts digital signals from routers, bridges, and multiplexers into signals that can be transmitted over the telephone company’s digital lines ## Footnote jpresuello
Data Service Unit (DSU)
40
a method by which multiple analog or digital signals are combined into one signal over a shared medium. ## Footnote jpresuello
Multiplexing
41
Two types of switching ## Footnote jpresuello
Packet Switching and Circuit Switching
42
a WAN protocol that operates at the data link layer ## Footnote jpresuello
Frame Relay
43
True of False: Is frame relay cost based on the amount of bandwidth used? ## Footnote jpresuello
True
44
Who owns Data Terminal Equipment? ## Footnote jpresuello
Customer
45
Frame Relay equipment owned by Service Provider? ## Footnote jpresuello
Data Circuit-Terminating Equipment
46
Protocol that provides any-to-any connection and a packet switching technology ## Footnote jpresuello
X.25
47
Uses a cell-switching and good carrier of video and voice connections ## Footnote jpresuello
Asynchronous Transfer Mode
48
What does Synchronous Data Link Control (SDLC) support? ## Footnote jpresuello
error correction and multipoint links
49
IEEE standard that defines token ring media access method ## Footnote jpresuello
802.5
50
bit-oriented code-transparent synchronous data link layer protocol developed by the International Organization for Standardization ## Footnote jpresuello
High-Level Data Link COntrol