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Published byShavonne Moore Modified over 9 years ago
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Increase the level of Service Pack to the supported level IMPACT
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Migrate the required objects Check the functionality of the migrated objects Migrate clients in pilot Perform bulk migration of clients Decommission the old SCCM Install SCCM 2012 (ensure the required HW resources) Use the latest recommended OS and SQL level (2012) Perform the smoke and performance test on the new environment Discover existing environment Level up SCCM 2007 SP2 Select objects to be migrated Design the new hierarchy
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ConsiderationSCCM 2007SCCM 2012 Security boundaries - delegationNew siteRole Based Access Control Site-wide settingsNew siteClient settings PXE with DPSecondary siteDistribution point Manage computers in other AD forestsNew siteClient Push installation In most cases only one SCCM 2012 site server is enough IMPACT
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NOT NEEDED
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Computer Configuration/Administrative Templates/Configuration Manager 2007/Configuration Manager 2007 Client/Configure Configuration Manager 2007 Client Deployment Settings Computer Configuration/Administrative Templates/Configuration Manager 2007/Configuration Manager 2007 Client/Configure Configuration Manager 2007 Site Assignment Computer Configuration/Administrative Templates/Windows Components/Windows Update/Specify intranet Microsoft update service location Set the intranet update service for detecting updates: Set the intranet statistics server:
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*...only when you have managed the SCCM agent assignments with group policy If you do not delete the keys referenced above, the newly installed SCCM 2012 clients will not be able to locate the new SCCM 2012 Management Point IMPACT
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$ErrorActionPreference = "SilentlyContinue" $file = Get-Content $PSScriptRoot\machines.txt foreach ($computername in $file) { $PingStatus = Gwmi Win32_PingStatus -Filter "Address = '$computername'" | Select-Object StatusCode If ($PingStatus.StatusCode -eq 0) { $reg = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey('LocalMachine', $computername ) $regKey= $reg.OpenSubKey("SOFTWARE\\Microsoft\\SMS\\Mobile Client",$true) $regKey.DeleteValue("GPRequestedSiteAssignmentCode") $regKey.DeleteValue("GPSiteAssignmentRetryInterval(Min)") $regKey.DeleteValue("GPSiteAssignmentRetryDuration(Hour)") Write-Host "Registry keys has been deleted from $computername" } else { Write-Host "$computername unreachable" }
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In a fancy newsletter with the expected changes in their life
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Software Catalog *requires Silverlight
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Tier 2 Tier 1 Top level PS1PS2-1BS2-1BS2-2PS2-2PS3-1 PS1 SCCM 2007SCCM 2012 Migration jobs
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Asset Intelligence customizations Operating System Deployment: Boot images Driver packages Drivers Images Packages Task sequences Desired Configuration Management: Configuration baselines Configuration items
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SITE Collection Linked Collection 1 Linked Collection 2 SITE (Folder) Collection (Folder) Linked Collection 1 Linked Collection 2 EMPTY!
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C1 LC1 LC2 C1 (Folder) C1 LC1 LC2 C1 includes members of LC1 and LC2
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Use Powershell instead of MDT in the future IMPACT
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Inject drivers to the operating system image Workaround
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Use /Get-WimInfo /Mount-Wim /Unmount-Wim /WimFile switches in case of Windows 7 and Windows Server 2008 R2 Note
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Ccmsetup.exe /mp:<FQDN of management point /skipprereq:silverlight.exe Installation parameters
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Redesign the hierarchy, remove unnecessary sites and site components Avoid to migrate the unused\not needed objects and packages Use the new features instead of existing solutions (servicing, applications) Remove the obstacles from agent installation Communicate the changes in user experience to end-users Perform the migration is small batches Clean up the Active Directory and all related objects after decommission of SCCM 2007
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