Port & Protocol Numbers Flashcards by Chris Jones

Q

FTP

A

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

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Q

DHCP

A

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

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Q

DNS

A

TCP/UDP/53

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Q

Finger

A

79

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Q

LDAP

A

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

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Q

PPTP

A

TCP/1723

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Q

HTTP

A

TCP/80

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Q

Kerberos

A

TCP/88

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Q

TCP/445

A

SMB

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Q

UDP/123

A

NTP

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Q

Ident

A

UDP/113

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Q

TCP/49

A

TACACS(+)

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Q

Telnet

A

TCP/23

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Q

TCP/22

A

SSH

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Q

Microsoft RPC

A

TCP/135

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Q

Unix RPC

A

TCP/UDP/111

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Q

Pop3

A

TCP/110

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Q

SNMP

A

TCP/UDP/161/162

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Q

BGP

A

TCP/179

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Q

FTPS

A

TCP/989/990

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Q

Global Catalog

A

TCP/3268/3269

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Q

IKE

A

UDP/500

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Q

Rlogin

A

TCP/513

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Q

Rexec

A

TCP/512

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Q

Rsh

A

TCP/514

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Q

MS SQL Ping

A

UDP/1434

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Q

RIP

A

UDP/520

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Q

TCP/2049

A

NFS

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Q

TCP/1521

A

Oracle TNS

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Q

Cisco Smart Install

A

TCP/4786

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Q

IP: ICMP

A

1

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Q

IP: IGMP

A

2

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Q

IP: TCP

A

6

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Q

IP: UDP

A

17

Q

IP:IPv4

A

4

Q

IP:IPv6

A

41

Q

IP:AH

A

51

Q

IP:ESP

A

50

Q

IP:EGP

A

8

Q

IP:IGP

A

9

Q

IP:EIGRP

A

88

Q

IP:OSPF

A

89

Q

ICMP: 0

A

Echo Reply

Q

ICMP:8

A

Echo Request

Q

ICMP:3

A

Destination Unreachable

Q

IP: IPv6

A

41

Q

NNTP

A

TCP/119

Q

Oracle TNS

A

TCP/1521

Q

MySQL

A

TCP/3306

Q

PostgreSQL

A

TCP/5432

Q

WEP Key size

A

64 Bit, 40 key, 24 bit IV

Q

MD5 message size

A

128 bit

Q

DES key size

A

64, 56 key and 8 bit parity

Q

SHA-1 message size

A

160 bit

Q

IPv6 address length

A

128 bit

Q

HTTP Forbidden

A

403

Q

HTTP Unauthorised

A

401

Q

HTTP:301

A

Moved Permanently

Q

HTTP:302

A

Found (Moved Temporarily)

Q

What host might return SSH-1.X

A

Cisco IOS

Q

NetBIOS value: 00

A

Workstation

Q

NetBIOS value: 20

A

File Server

Q

NetBIOS value: 1D

A

Master Browser

Q

NetBIOS value: 1B

A

Domain Master Browser

Q

NetBIOS value: 1C

A

Domain Controller

Q

RID: 514

A

Guest Group

Q

RID: 513

A

Domain Users Group

Q

RID: 501

A

Guest, disabled by default

Q

SIP Ring

A

180

Q

Find -perm value for SUID

A

+4000 or /4000

Q

Find -perm value for SGID

A

-2000 or /2000

Q

TTL: DSB

A

64

Q

TTL: Windows 8

A

128

Q

TTL: Cisco

A

255

Q

TTL: Linux

A

64

Q

TTL: MacOS

A

64

Q

PGP Encryption

A

IDEA

Q

PGP Integrity

A

MD5

Q

PGP Key exchange

A

RSA or DHE

Q

Linux shadow: $1$

A

MD5

Q

Linux shadow: $2a$

A

Blowfish

Q

Linux shadow: $2y$

A

Blowfish with 8 bit handling

Q

Linux shadow: $5$

A

SHA-256

Q

Linux shadow: $6$

A

SHA-512