Working on a project where on some servers the DHCP assigned addresses needs to be converted to static. Since there is always more than one…I needed to script it. Here is a quick way to do it via PowerShell. Hope this helps!
Covering one of the basic day to day task if you are a Windows Administrator; connecting to the domain controller. Â I try to minimize logging onto servers as much as possible. Â Your thought should be around connecting to the server remotely and doing the work as needed instead of natively logging on to it. I … Read moreConnecting to a remote domain controller using PowerShell
Outlook maintains the AutoComplete list. The list is used by both the automatic name-checking feature and the automatic completion feature. The AutoComplete list, also known as the nickname cache, is generated automatically when you send email messages from Outlook. The list contains SMTP addresses, LegacyExchangeDN entries, and display names for people to whom you have … Read moreHack: Microsoft Outlook AutoComplete
Admins often need to automate things, like creating a dedicated account for joining machines to an Active Directory (AD) domain. Â This is useful for things like System Center Configuration Manger task sequences and System Center Virtual Machine Manager templates or similar needs. First create a standard Windows user account. Â Next, right-click on the Computers Organization … Read moreCreate A Dedicated Account To Join Computers To A Domain
Prerequisites: VM/ Physical – It is recommended to have the time server as a physical server, but VMs should be okay depending on your setup and requirement. My virtual lab environment is VMware based so here’s the guide for a VM. Once the CentOS Minimal is installed on the VM make sure to install open-vm-tools. … Read moreHow to Configure Time Server (NTP Server) on Centos 7?
If you are not unable to connect ESXi server to vCenter, or when you cannot connect to ESXi server from VI client it may be necessary to restart the management agents on ESX or ESXi host. To restart the management agents on ESXi 6.x This applies to ESX4/5.x/6.x For the restart of the management agents (mgmt-vmware … Read moreHow to restart management agents on ESX or ESXi host
Many of my customers have Office365 and have been using Skype for Business for sometime now. It is likely that your organization users have uploaded their profile picture. Now only if there was a way to sync those pictures back to your AD – so it looks neat & nice. There is a way!
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#MigrateOffice365PhotosToAD.ps1 function Get-Office365Photo($EmailAddress,$Credential) { $wc = New-Object System.Net.WebClient $wc.credentials = $Credential # Build the URL that'll return the jpeg of the user's photo $url = "https://outlook.office365.com/ews/exchange.asmx/s/GetUserPhoto?email=$EmailAddress&size=HR96x96" # Build a path to export it to (.\[email protected]) $outPath = "$pwd\$EmailAddress.jpg" try { # Download the image and save it to the current directory $wc.DownloadFile($url,$outPath) return $outPath } catch { throw $_ } } function Upload-ADPhoto($Username,$FilePath) { # Import the photo into a variable as a byte array $photo = [byte[]](Get-Content $FilePath -Encoding byte) # Replace the current value of thumbnailPhoto with the byte array from above Set-ADUser $Username -Replace @{ThumbnailPhoto=$photo} } # Get the credential to allow us to download the images $Cred = Get-Credential -Message "Please enter your Office 365 Credentials" # Get every mail-enabled AD user $users = Get-ADUser -ldapfilter '(mail=*)' -properties mail # For each of the mail-enabled users... foreach ($user in $users) { try { # Download the photo $photoPath = Get-Office365Photo -EmailAddress $user.mail -Credential $Cred # Upload the photo Upload-ADPhoto -Username $user -FilePath $photoPath } catch { Write-Warning "Unable to update image for $($user.mail)" } } |
Applies to: Windows Server 2008 R2, Windows Server 2012R2, Windows Server 2016 From the command prompt on the source DHCP server run the following command:
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netsh dhcp server export c:\dhcp.dat all |
2. Copy the “dhcp.dat†file to the new, or destination, DHCP server and run the following command:
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netsh dhcp server import c:\dhcp.dat all |
While running the export command, the DHCP service will be temporarily … Read moreQuick and Simple Way to Export DHCP Scope Settings From One Server to Another