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CEH Exam Guide 3rd Ed, for CEH Exam v9 > Numbers to Remember > Flashcards

Numbers to Remember Flashcards

1
Q

TCP 20

A

FTP Data

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2
Q

TCP 21

A

FTP Control

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3
Q

22 TCP,UDP

A

SSH

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4
Q

23 TCP

A

Telnet

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5
Q

25 TCP

A

SMTP

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6
Q

53 TCP, UDP

A

DNS

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7
Q

67 UDP

A

DHCP, BOOTP Server

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8
Q

68 UDP

A

DHCP, BOOTP Client

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9
Q

69 UDP

A

TFTP

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10
Q

80 TCP

A

HTTP

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11
Q

88 TCP

A

Kerberos

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12
Q

110 TCP

A

POP3

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13
Q

119 TCP

A

NNTP

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14
Q

123 UDP

A

NTP

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15
Q

135 TCP, UDP

A

MS EPMAP (DCE/RPC Locator)

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16
Q

137 TCP, UDP

A

NetBIOS Name Service

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17
Q

138 TCP, UDP

A

NetBIOS Datagram Service

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18
Q

139 TCP, UDP

A

NetBIOS Session Service

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19
Q

143 TCP, UDP

A

IMAP

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20
Q

161 TCP, UDP

A

SNMP

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21
Q

162 TCP, UDP

A

SNMP Trap

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22
Q

179 TCP

A

BGP

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23
Q

389 TCP, UDP

A

LDAP

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24
Q

443 TCP, UDP

A

HTTPS

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25
Q

445 TCP

A

MS Active Directory DS

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26
Q

465 TCP

A

SMTP over SSL

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27
Q

500 UDP

28
Q

515 TCP

29
Q

1025 TCP

A

NFS or IIS

30
Q

1080 TCP

A

SOCKS Proxy

31
Q

1701 UDP

A

L2TP

L2F - Layer 2 Forwarding Protocol

32
Q

1723 TCP, UDP

33
Q

1812 TCP, UDP

A

RADIUS authentication protocol

34
Q

1813 TCP, UDP

A

RADIUS accounting protocol

35
Q

3389 TCP

A

MS RDP (Terminal Services)

36
Q

ICMP Type 0

A

Echo Reply

37
Q

ICMP Type 1 and 2

38
Q

ICMP Type 3 Code 0

destination unreachable

A

Destination Network unavailable

39
Q

ICMP Type 3 Code 1

destination unreachable

A

Destination Host unreachable

40
Q

ICMP Type 3 Code 2

destination unreachable

A

Destination Protocol unreachable

41
Q

ICMP Type 3 Code 3

destination unreachable

A

Destination port unreachable

42
Q

ICMP Type 3 Code 4

destination unreachable

A

Fragmentation Required and DF Flag set

43
Q

ICMP Type 3 Code 5

destination unreachable

A

Source Route failed

44
Q

ICMP Type 3 Code 6

destination unreachable

A

Destination network unknown

45
Q

ICMP Type 3 Code 7

destination unreachable

A

Destination host unknown

46
Q

ICMP Type 3 Code 8

destination unreachable

A

Source host isolated

47
Q

ICMP Type 3 Code 9

destination unreachable

A

Network administratively prohibited

48
Q

ICMP Type 3 Code 10

destination unreachable

A

Host administratively prohibited

49
Q

ICMP Type 3 Code 11

destination unreachable

A

Network unreachable for TOS

50
Q

ICMP Type 3 Code 12

destination unreachable

A

Host unreachable for TOS

51
Q

ICMP Type 3 Code 13

destination unreachable

A

Communication administratively prohibited

52
Q

ICMP Type 4

(source quench

A

0 Source quench (congestion control)

53
Q

ICMP Type 5

redirect

A

0 redirect datagram for network

1 redirect datagram for host

2 redirect datagram for TOS and network

3 redirect datagram for TOS and host

54
Q

ICMP Type 8

echo request

A

0 echo request

55
Q

ICMP Type 9

router advertisement

A

0 router advertisement

56
Q

ICMP Type 10

Router solicitation

A

0 router discovery/selection/solicitation

57
Q

ICMP Type 11

Time Exceeded

A

0 TTL expired in transit

1 Fragment reassembly time exceeded

58
Q

ICMP Type 12

Parameter problem bad header

A

0 pointer indicates the error

1 missing a required option

2 bad length

59
Q

ICMP Type 13

Timestamp

A

0 timestamp

60
Q

ICMP Type 14

Timestamp reply

A

0 Timestamp reply

61
Q

ICMP Type 15

Information request

A

0 information request

62
Q

ICMP Type 16

information reply

A

0 information reply

63
Q

ICMP Type 17

address mask request

A

0 address mask request

64
Q

ICMP Type 18

address mask reply

A

0 address mask reply

65
Q

ICMP Type 30

trace route

A

0 information request

CEH Exam Guide 3rd Ed, for CEH Exam v9 (17 decks)

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