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wartrashyΔίκτυα και Επικοινωνίες

26 Οκτ 2013 (πριν από 4 χρόνια και 13 μέρες)

79 εμφανίσεις

Changing the Way Systems are Deployed

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Ghost since 1999

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Almost 4500 licenses

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Prior to 2007 license count increase of 5% or greater a year

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Last three years license count increase less then .05% a year


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Across campus over 40 images

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Half within Distributed Support Services (DSS)

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Most were essentially identical



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Request from management to consolidate images

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“Can a single base image be created for everyone’s use?”

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Too many people doing the same thing

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Do more with less


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Microsoft released Vista and its associated deployment
tool
Imagex

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Microsoft changed the OS architecture

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Hardware architectures changed

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NO licensing cost

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Smaller image sizes

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Mostly non
-
destructive

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File & folder based

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Single instance file storage

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Disk accessible after imaging
without reboot

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Mount image as a folder for

editing

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Vista/7 offline image servicing



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Multicasting needs WDS

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Extra Partitioning Step

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Extra Formatting Step


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0
2
4
6
8
10
12
XP
Vista
Combined
Gigabytes

WIM
GHOST
*
4.8

5.6

6.0

8.4

6.2

9.0

10.5

11.7

16.5

0
2
4
6
8
10
12
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XP SP3
Vista SP1
Vista SP2
XP SP3 & Vista SP1
Vista SP1 & SP2
XP SP3 & Vista SP1 & SP2
Megabytes

Multiple Files
Single File
*Using Fast Compression

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Acquired Universal Imaging Utility (UIU)

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Solves issues with XP on multiple system models

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HAL changes

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Mass storage controller changes

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Provides a collection of drivers

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Determined base software install

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Created base image for XP,
Vista
, Windows 7

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Created a deployment tool

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OS

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Service Packs & Updates

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All Drivers for supported hardware

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Lots

of Software

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Software Updates


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OS

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Service Packs & Updates

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Drivers (Varies by OS, XP = UIU,
Windows 7 manually collected)

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Office 2007 SP2

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Security products

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Firefox CE

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Internet
Plugins

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Acrobat Reader

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Cisco VPN

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Cisco Clean Access

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Citrix Client

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8

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Install WAIK (Windows Automated Installation
Kit) on Technician machine

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From “Windows PE Tools Command Prompt”

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Run: copype.cmd x86 c:
\
winpe_x86

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Mount boot image

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Copy servicing tools

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Make additional desired changes

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Unmount

image and commit changes

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Create CD ISO or copy files to USB flash drive

Nothing to be afraid of they don’t bite

any more than Ghost images do.

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Create reference system

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Sysprep

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Shutdown

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Boot from Windows PE Media

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Capture partition(s) to image using
ImageX


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Boot from Windows PE Media

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Partition and format drive

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Apply image(s) to partitions using
ImageX

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Update Boot Configuration Data if needed

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Reboot


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Created boot media using Windows 7 PE

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Creating WIM Images for System Deployment
Using Windows 7 PE 3.0

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Initializes the network

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Authenticates user to network share

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If no network or authentication assume image
on local media

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Launch Deployment tool

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Created boot media using Vista’s Windows PE

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Creating WIM Images for System Deployment
Using Windows Vista PE
2

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Boot from Ghost boot media

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Image machine

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Reboot

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Windows Mini
-
Setup Runs

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Begin
PostGhost

Process

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Rename system

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Reboot

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Join Domain

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Reboot

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Install MS Updates

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Install Software

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Further Customizations

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Finish deployment

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Shutdown

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Deliver

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Boot from Deployment tool boot media

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Select imaging options

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Partition drive

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Apply Image

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Modify Answer file (automatic)

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Reboot

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Windows Mini
-
Setup runs

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GUIRunOnceEX

(
FirstRun
)

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Script Install MS Updates

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Reboot

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Software Installation

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Finish deployment

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Shutdown

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Deliver

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Multicasting

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Some support areas replace large quantities of
machines all at once and pre
-
stage all at once

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Windows PE has limited application and
browser functionality

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Cisco NAC

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Unable to authenticate a bare metal system to
Cisco Clean Access via Windows PE


16

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WIM & Ghost

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Additional Ghost licenses purchased last year is less than 10%
what were purchased before switching

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Number of images reduced by more than half

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Many remaining images start with the DSS Base Image and build
on from there

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One image for each OS, including Virtual Machines

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VMWare
, Virtual PC, Fusion,
VMWare

View (VDI), Parallels*,

Boot Camp**

17

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Ghost license count renewal to begin to drop

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Ghost used only in areas requiring multicast
functionality until WDS is in place

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WDS brought online July 2010

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Number of images reduced to less than 10

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Not including lab images could be as low as 4

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Non direct OIT supported departments starting
to use


18

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Vista is gone

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No department expressed interest in deploying
Vista going forward

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Windows Deployment Services

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Attached to SCCM (Configuration Manager)

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Multicast capabilities

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Wake On
Lan

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Networking and IT Sec may prevent this

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Intel Active Management Technology

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Task Sequences to further modify base image

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Potentially no more “image” required

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http://
www.resnetsymposium.org/rspm/evaluation