Author Archives: admin

Exchange 2016 and SMTP speed

In order to have Exchange SMTP speed up a little you can change some default values. Some of those values can be found here https://technet.microsoft.com/en-us/library/bb232205(v=exchg.160).aspx So if you want to change some of those value, to accept more mail at … Continue reading

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Block active ssh login attempts from unknown IP’s on linux using hosts.deny

Some hosts on the net are severely compromised or shown to be controlled by maliciousĀ  users. imho: Never allow a root login using ssh to any machine you are setting up. Yes ~they~ are always probing. It is a storm. … Continue reading

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Shutting down windows domain clients remotely

I was not in the office, but I did have to shut down all domain computers after a move to have them install windows updates over the long new-year weekend. So I ended up with a script I picked up … Continue reading

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Exchange 2016, receive connector, enable relaying, powershell

In order to have a certain receive connector to be able to relay (other than local delivery: actually route the mail to the outside) perform the following powershell command: Set-ReceiveConnector “SERVER\Receive Connector” -PermissionGroups AnonymousUsers Above command enables “Anyonymous user” delivery. … Continue reading

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Checking HP disk status on VMware, command line

Today, I had to check the disk status of an HP array on VMware Using VMware 6, installed with HP iso, meaning it has HP drivers and tools already installed on VMware, I found it is rather easy to use … Continue reading

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Powershell, get full names of a group of users in AD and export to text file.

Just a quick blurb that I encountered this morning. In powershell, to get a list of the full names of users and export them to a text file: Get-ADGroupMember -identity GROUPĀ -Recursive | Get-ADUser -Property DisplayName | Select Name > c:\temp\fullnamesofgroup.txt … Continue reading

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Place chrome link on desktop, and open with chrome browser

Everyone on windows has a ‘default browser’ set. Windows knows this. In case you want to run Google Chrome and open an url, (and not your other default browser), well, then just create a good old shortcut (windows .lnk file) … Continue reading

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Change Google Chrome homepage setting, but then scripted

In order to change the homepage of the Google Chrome browser, installed on a win7 pc, you can change the homepage, e.g. via login script. (see e.g. http://www.chromium.org/user-experience/user-data-directory for chrome info) Of course you can load adm files in your … Continue reading

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Internet Explorer Trusted Sites and Automatic User Logon Registry (ADFS/SSO)

You can’t use GPO if you want your users themselves to be able to add sites to Trusted Sites in Internet Explorer. You can use good old registry though. Since these are user settings, the user can edit their own … Continue reading

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HP Device Manager installation

Here’s a quick blurb from todays’ afternoon, quickly testing HP Device Manager in my lan here. (Edit: the sofware that you can use to manage HP Thin/Zero Clients) (On Win2008 R2, will try server 2012 soon) Install .NET 4.5 Install … Continue reading

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