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Author: mo wasay

ConfigMgr 2012 R2 – WSUS sync fails with HTTP 503 errors

Ran into this issue with ConfigMgr 2012 R2 where it was unable to synchronize Software Update Point with the WSUS server. A review of the component status messages for the SMS_WSUS_SYNC_MANAGER component on the primary site server reveals errors related to WSUS synchronization which are similar to the following: Got the following error when trying […]

Ways to Mitigate the Meltdown & Spectre Problem

To mitigate the flaws of the two large vulnerabilities vendors have been scrabbling to come out with updates to provide consumers with a fix. If exploited, these vulnerabilities can give hackers unprecedented access to compromised systems and widespread liberty to steal a broad variety of confidential, sensitive data. Their severity, complexity and scope puts them […]

12 dig Command Examples for DNS

dig can we very useful in finding out DNS related issues. To install dig for Window/ Linux/ MacOSX click here. A basic dig command – dig a domain nameIn the most basic of dig commands, you have a domain name like www.microsoft.com, and you want to find information about it, so you issue the following […]

R.I.P. nslookup – Start using dig or host

I have been using nslookup for the longest time I can remember. Although, this may be an older topic to some, it may be a newer topic to most Windows users. Dear Windows users, nslookup has been deprecated. The organization that maintains the code for nslookup, Internet Systems Consortium (ISC), has very clearly stated it in the most […]

How to Generate a Group Policy Report

This may be a noob topic, but it is an important one. Depending on the size of your organization you could have a few Group Policy Objects (GPO) or you could have many. Sometimes it is very hard find out why a workstation or server is acting the way it is. I would say that […]

Add Alternate Email Address or Recovery Email Address for Office365 Administrator

In Office365, depending on the admin role of an account you may want to add an alternate email address for password recovery. This is a basically a self-service password reset for Administrators of Office365. Quick way to do this is with PowerShell:

If this setting is unset for an administrator, Office365 gives you a […]

Active Directory and Kerberos SPNs Made Easy!

What Is an SPN? An SPN is a reference to a specific service, for example, an instance of SQL or a web application run by IIS. Since SPNs are specific, they reference not only what the service is (such as an SQL server), but also which hostname runs the instance and on which port it’s […]

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Mohammed Wasay

Dallas based Design Technologist & Hybrid Developer