Enterprise Storage Solutions Flashcards

1
Q

3 types of storage

A

DAS (Direct Attached Storage)
NAS (Network Attached Storage)
SAN (Storage Area Network)

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2
Q

3 types of storage interfaces

A

iSCSI
FibreChannel
FibreChannel over Ethernet

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3
Q

What is
iSNS
DCB
MPIO

A

Internet Storage Name Service
Datacenter Bridging
Multipath I/O

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4
Q

protocolls for NAS

A

SMB (Server Message Block)
CIFS (Common Interface File System)
NFS (Network File System)

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5
Q

What is HBA ?

A

Host Bus Adapter

to enable communication via Ethernet or Fibre Channel

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6
Q

Fibre Channel Components

A

A SAN
A computer with an HBA Card (Initiator)
A Fibre Channel switch

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7
Q

Fibre Channel layouts

A
Arbitrated Loop (ring, no switches)
Point-to-Point (direct Connection, no switches)
Switched fabric
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8
Q

Components of iSCSI SAN

A

IP Network
iSCSI targets
iSCSI initiators
iSCSI qualified name (IQN)

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9
Q

Components of iSNS

A

iSNS Server
iSNS Client
iSNS Database
(iSNS protocol)

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10
Q

What protocols does iSNS Support ?

A

iSCSI

Fibre Channel

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11
Q

iSNS Functions

A

name Service
Discovery Domain and login control Service
state change notification Service
Mapping information to an iSNS database

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12
Q

Add iSNS Server via PS

A

Set-WmiInstance -Namespace root\wmi -Class WT_iSNSServer -Arguments
@{ServerName=”iSNS-server-name”}

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13
Q

view iSNS server Settings via PS

A

Get-WmiObject -Namespace root\wmi -Class WT_iSNSServer

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14
Q

delete an iSNS Server via PS

A

Get-WmiObject -Namespace root\wmi -Class WT_iSNSServer -Filter “ServerName =’iSNS
-server-name’” | Remove-WmiInstance

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15
Q

What protocolls does DCB support ?

A

Ethernet
Fibre Channel
InfiniBand
iSCSI

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16
Q

Features of DCB

A

Congestion notification
Priority-based flow Control
Enhanced transmission selection
Data Center Bridging Capabilities eXchange (DCBX)

17
Q

Install DCB via PS

A

Install-WindowsFeature “Data-Center-Bridging”

18
Q

PS-Modules for Managing QoS functionality

A

NetQos
DcbQos
NetAdapter

19
Q

How many path can MPIO handle ?

A

up to 32

20
Q

Enable SMB 1.x audit logging

A

Set-SmbServerConfiguration -AuditSmb1Access $true

21
Q

disable SMB 1.x

A

Set-SMBServerConfiguration -EnableSMB1Protocol $false

22
Q

What version of SMB offers support for storage of SQL Server databases and Hyper-V virtual machines ?

A

SMB 3.0 and above

23
Q

What version of SMB offers the Scale-Out File Server Feature ?

A

SMB 3.02 and above

24
Q

Which OS offers SMB 3.0 ?

A

Windows 8 and Server 2012

25
Q

Which OS offers SMB 3.02 ?

A

Windows 8.1 and Server 2912R2

26
Q

Which OS offers SMB 3.11 ?

A

Windows 10 and Server2016

27
Q

What is “Preauthentication integrity”, and which SMB version offers it ?

A

Secure Hash Algorithm 512 (SHA-512), SMB3.11

28
Q

Which Version aof SMB offers AES-128-CCM encryption ?

A

SMB 3.02

29
Q

Which Version of SMB offers AES-128-GCM encryption ?

A

SMB 3.11

30
Q

What is “Cluster dialect fencing” ?

A

Support for rolling upgrades : using SMB 3.02 until all Servers are upgraded, then SMB 3.11

31
Q

cmdlets for SMBShare management

A

new-SmbShare
get-SmbShare
set-SmbShare
remove-SmbShare

get-SmbSession
get-SmbOpenFile
get-SmbBandwithLimit
set-SmbBandWidthLimit

32
Q

SMB files share Profils offered by the New Share Wizard

A

Quick

  • permissions
  • access-based enumeration (ABE)
  • share caching
  • encrypted data Access

Advanced

  • options of “Quick”
  • folder owners
  • Default data classification
  • quotas

Applications

  • settings for Hyper-V, databases, …
  • no ABE
  • no Caching
  • no data classification
  • no quotas
33
Q

3 categories for SMB-traffic that can be set with

Set-SMBBandwithLimit

A

Default (e.g. file Shares)
VirtualMachine (e.g. running a virtual harddrive on a
SMB-share)
LiveMigration

34
Q

install NFS on the server

A

Add-WindowsFeature FS-NFS-Service

-IncludeManagementTools

35
Q

create an NFS file share

A

New-NfsShare -Name Share1 -Path d:\shares\share1

36
Q

Authentication for an NFS share

A
  • Kerberos v5 authentication

- No Server authentication

37
Q

Options for NFS share profile

A
  • quick

- advanced

38
Q

cmdlet for NFS shares

A

new-NfsShare
remove NfsShare
get-NfsShare

get-NfsSharePermission
get-NfsClientConfiguration
get-NfsClientGroup