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210-250 > S > Flashcards

S Flashcards

1
Q

IGP

A

operates within autonomous system

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2
Q

EGP

A

operates between autonomous system

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3
Q

Distance-Vector Protocols

A

distributes routing information without having an actual map of network topology

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4
Q

Link-State Protocol

A

each router determines the best path on it’s own

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5
Q

Path-Vector Protocol

A

distributes routing information but operates differently from distance vector (BGP)

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6
Q

LWAP

A

ap that uses controller

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7
Q

What are the seven layers in order of encapsulation?

A

application, presentation, session, transport, network, data link, physical

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8
Q

What is the PDU’s in order?

A

data, data, data, segment, packet, frame, bit

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9
Q

What is on header at Layer 4?

A

source and destination port #

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10
Q

What is on header at layer 3?

A

source and destination IP Address and Control Information

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11
Q

What is on header at layer 2?

A

source and destination Mac address. A trailer is added for error detection (checksum)

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12
Q

How many bits in an IPv6 address?

A

128 Bits

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13
Q

What format is IPv6?

A

Hexadecimal

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14
Q

How many bits are in an IPv6 field?

A

16 Bits

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15
Q

What is the IPv6 loopback address?

A

::1

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16
Q

What is the IPv6 unspecified address?

A

::

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17
Q

TCP header window size

A

flow control

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18
Q

TCP header first 16 bits

A

source port

19
Q

TCP flags

A

URG, ACK, PSH, RST, SYN, FIN

20
Q

Protocol for VLAN tagging

A

802.1Q

21
Q

Rapid STP

A

802.1W

22
Q

Multiple STP

A

802.1S

23
Q

Where does 802.1Q insert the VLAN Tag?

A

After the source mac address

24
Q

How many bytes is the VLAN tag?

A

4 bytes

25
Q

Class A

A

10.0.0.0 - 10.255.255.255

26
Q

Class B

A

172.16.0.0 - 172.31.255.255.255

27
Q

Class C

A

192.168.0.0 - 192.168.255.255

28
Q

RFC 1918

A

Private addresses

29
Q

DHCP Process

A

D.O.R.A, Discovery, Offer, Request, Acknowledgement

30
Q

Default location for Linux syslog and rsyslog files

A

/var/log

31
Q

Default location for Linux syslog and rsyslog configuration files

A

/etc

32
Q

DNS record A

A

mapping of IPv4

33
Q

DNS record AAAA

A

mapping of IPv6

34
Q

DNS record MX

A

E-mail. maps domain for MTA (Mail Transfer Agents)

35
Q

DNS record PTR

A

pointer: returns only name (reverse DNS Lookups)

36
Q

DNS record TXT

A

Text records

37
Q

DNS record NS

A

identifies authoritative DNS server for a domain (name server)

38
Q

Vulnerability

A

weakness in a protocol or system

39
Q

Threat

A

the likely hood of that vulnerability being used against you

40
Q

Exploit

A

When the vulnerability is used against you

41
Q

Remote Exploit

A

exploit that works over the network without any prior access to target

42
Q

What layer is a transparent firewall?

A

layer 2, no routing capabilities

43
Q

What is SPAN?

A

Local Switched Port Analyzer.

210-250 (1 decks)

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