You might encounter the need to create a local user, add it to the local admins remotely. Being if the user cannot log in or the local admin is lost.
For the purpose you need to use PSTools which can be downloaded from here.
Once downloaded open a command prompt as Administrator from the server or a machine logged in with a domain administrator and type
PSEXEC \\computername NET USER localadmin <pass> /add
PSEXEC \\computername NET LOCALGROUP Administrators localadmin /ADD
localadmin being the username you wish to use and the <pass> is the user’s password.
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To delete the ECP virtual directory of your Exchange server and re-create it from scratch, you can use the below to get the identity of the virtual directory.
get-EcpVirtualDirectory |fl
Use this to remove the virtual directory in question
Remove-EcpVirtualDirectory -identity "MYSERVER\ecp (Exchange Back End)"
Create the new virtual directory use the below
New-EcpVirtualDirectory -externalurl "https://outlook.mydomain.com/ecp" -internalurl "https://myserver/ecp" -Server "myserver.mydomain.local"
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Technical help and scripts for everyday issues of a sysadmin day
