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$vms=import-csv (Read-Host "Enter csv file path with vmname,vmrg and subscription columns")

$i=0
$vml=$vms.length
$i=0
$vms | foreach-object -Parallel {
$i++
Write-Host "Working on #" $i
Write-Host "Total items #" $vml
set-azcontext -subscription $vm.subscription

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az group create --location eastus --name rg_Name  # creates new resource group
az vm create --resource-group rg_Name --name VMName --generate-ssh-keys --admin-username admuser --image ubuntuLTS  --public-ip-sku Standard #Create ubuntu vm . 1cpu, 3.5GB RAM allows ssh to all ip's
az vm delete --resource-group rgname --name vmname
az vm open-port --resource-group rg_Name --name VMName --port 80  # allows any port type from any source to any destination

az vm image list --output table   # list possible images available on azure for virtual machines
az vm image list --output table --all
az vm image list --output --offer windowsserver 

#when creating a vm, URN can be mentioned which is specific version number for different available images in --images option

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#HANDS ON
#assigning IP address to linux system
ip address  # shows the interfaces and IP address assigned to them
cd /etc/netplan # there's a yaml file here. Open it and configure the interface here

# File content after entering required details
network:
  ethernets:
    eno1:
      dhcp4: false

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#check interfaces 
get-netipinterface

#check ip address on the interface
ipconfig

#Disable dhcp on an interface
Set-NetIPInterface -InterfaceIndex 12 -Dhcp Disabled

#assign static ip to interface

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1.	Open a cmd prompt with administrator credentials and run the This command will give us an output file  export.txt that has all the user principal names and Immutable IDs of all objects that has UPN.
 
ldifde -f export.txt -r "(Userprincipalname=*)" -l "objectGuid, userPrincipalName"      --- no need to change anything
 
Once you have the output, run export.txt, it will be exported to a notepad. Copy the Object GUID and proceed to step 3. 
 
Notepad 
The output looks like this for each object
----------------------------------------------------
dn: CN=2013 OU=DirSynced OU DC=prakum DC=msftonlinerepro DC=com  

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# Extend windows server evalution license
slmgr /rearm

# know the time until which the evalution edition is valid upto
Slmgr /dli

# Get the current edition
DISM /online /Get-CurrentEdition

# know the target editions to which the OS can be upgraded to

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#variables
$storageAccountName = 'storageacc'
$sasToken = 'sastoken'
$dateTime = get-date

# creating new context and define table
$storageCtx = New-AzStorageContext -StorageAccountName $storageAccountName -SasToken $sasToken
$tablename = (Get-AzStorageTable -Name $tableName -Context $storageCtx).Cloudtable

# setting partition key

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#Problem - windows client shows wrong time
#tried to adjust date/time > change date and time > Throws access denied error
#found the below commands to fix this:

net stop w32time 
w32tm /unregister
w32tm /register
net start w32time

# Windows time service missing in services so the first command failed

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#Get folder statistics and check if mailbox is full. If in place archive is enabled, mailbox size in exchange admin centre and outlook 
#is not correct. This command will show the stats

Get-MailboxFolderStatistics -Identity upn@domain.com -IncludeAnalysis -FolderScope RecoverableItems | Format-Table Name,ItemsInFolder,FolderSize,*Subject*

# grant mailbox access without automapping in outlook
# mailbox id2 is the user who will get access to the mailbox id1
Add-MailboxPermission -Identity <Mailbox ID1> -User <Mailbox ID2> -AccessRights FullAccess -AutoMapping:$false

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#Find computers added to domain before 30 days
$limit = (get-date).adddays(-30)
$computers = get-adcomputer -Properties whencreated -Filter {whencreated -lt $limit}