Port & Protocol Numbers

Question 1

FTP

Answer 1

TCP/20 (data), TCP/21 (command)

Question 2

DHCP

Answer 2

UDP/67 (server) , UDP/68(client)

Question 3

DNS

Answer 3

TCP/UDP/53

Question 4

Finger

Answer 4

79

Question 5

LDAP

Answer 5

TCP/389(Clear-text), TCP/636 (Encrypted)

Question 6

PPTP

Answer 6

TCP/1723

Question 7

HTTP

Answer 7

TCP/80

Question 8

Kerberos

Answer 8

TCP/88

Question 9

TCP/445

Answer 9

SMB

Question 10

UDP/123

Answer 10

NTP

Question 11

Ident

Answer 11

UDP/113

Question 12

TCP/49

Answer 12

TACACS(+)

Question 13

Telnet

Answer 13

TCP/23

Question 14

TCP/22

Answer 14

SSH

Question 15

Microsoft RPC

Answer 15

TCP/135

Question 16

Unix RPC

Answer 16

TCP/UDP/111

Question 17

Pop3

Answer 17

TCP/110

Question 18

SNMP

Answer 18

TCP/UDP/161/162

Question 19

BGP

Answer 19

TCP/179

Question 20

FTPS

Answer 20

TCP/989/990

Question 21

Global Catalog

Answer 21

TCP/3268/3269

Question 22

IKE

Answer 22

UDP/500

Question 23

Rlogin

Answer 23

TCP/513

Question 24

Rexec

Answer 24

TCP/512

Question 25

Rsh

Answer 25

TCP/514

Question 26

MS SQL Ping

Answer 26

UDP/1434

Question 27

RIP

Answer 27

UDP/520

Question 28

TCP/2049

Answer 28

NFS

Question 29

TCP/1521

Answer 29

Oracle TNS

Question 30

Cisco Smart Install

Answer 30

TCP/4786

Question 31

IP: ICMP

Answer 31

1

Question 32

IP: IGMP

Answer 32

2

Question 33

IP: TCP

Answer 33

6

Question 34

IP: UDP

Answer 34

17

Question 35

IP:IPv4

Answer 35

4

Question 36

IP:IPv6

Answer 36

41

Question 37

IP:AH

Answer 37

51

Question 38

IP:ESP

Answer 38

50

Question 39

IP:EGP

Answer 39

8

Question 40

IP:IGP

Answer 40

9

Question 41

IP:EIGRP

Answer 41

88

Question 42

IP:OSPF

Answer 42

89

Question 43

ICMP: 0

Answer 43

Echo Reply

Question 44

ICMP:8

Answer 44

Echo Request

Question 45

ICMP:3

Answer 45

Destination Unreachable

Question 46

IP: IPv6

Answer 46

41

Question 47

NNTP

Answer 47

TCP/119

Question 48

Oracle TNS

Answer 48

TCP/1521

Question 49

MySQL

Answer 49

TCP/3306

Question 50

PostgreSQL

Answer 50

TCP/5432

Question 51

WEP Key size

Answer 51

64 Bit, 40 key, 24 bit IV

Question 52

MD5 message size

Answer 52

128 bit

Question 53

DES key size

Answer 53

64, 56 key and 8 bit parity

Question 54

SHA-1 message size

Answer 54

160 bit

Question 55

IPv6 address length

Answer 55

128 bit

Question 56

HTTP Forbidden

Answer 56

403

Question 57

HTTP Unauthorised

Answer 57

401

Question 58

HTTP:301

Answer 58

Moved Permanently

Question 59

HTTP:302

Answer 59

Found (Moved Temporarily)

Question 60

What host might return SSH-1.X

Answer 60

Cisco IOS

Question 61

NetBIOS value: 00

Answer 61

Workstation

Question 62

NetBIOS value: 20

Answer 62

File Server

Question 63

NetBIOS value: 1D

Answer 63

Master Browser

Question 64

NetBIOS value: 1B

Answer 64

Domain Master Browser

Question 65

NetBIOS value: 1C

Answer 65

Domain Controller

Question 66

RID: 514

Answer 66

Guest Group

Question 67

RID: 513

Answer 67

Domain Users Group

Question 68

RID: 501

Answer 68

Guest, disabled by default

Question 69

SIP Ring

Answer 69

180

Question 70

Find -perm value for SUID

Answer 70

+4000 or /4000

Question 71

Find -perm value for SGID

Answer 71

-2000 or /2000

Question 72

TTL: DSB

Answer 72

64

Question 73

TTL: Windows 8

Answer 73

128

Question 74

TTL: Cisco

Answer 74

255

Question 75

TTL: Linux

Answer 75

64

Question 76

TTL: MacOS

Answer 76

64

Question 77

PGP Encryption

Answer 77

IDEA

Question 78

PGP Integrity

Answer 78

MD5

Question 79

PGP Key exchange

Answer 79

RSA or DHE

Question 80

Linux shadow: $1$

Answer 80

MD5

Question 81

Linux shadow: $2a$

Answer 81

Blowfish

Question 82

Linux shadow: $2y$

Answer 82

Blowfish with 8 bit handling

Question 83

Linux shadow: $5$

Answer 83

SHA-256

Question 84

Linux shadow: $6$

Answer 84

SHA-512