Starting with Windows Server 2016 we get a new, nice feature which makes the cluster upgrade job a lot easier and cheap. And to be honest, it was about time. In previous server versions if we wanted to upgrade a Windows cluster we had to build a new one with at least one host in it, then migrate the virtual machines, reinstall the old hosts with the new OS then attach the hosts to the new cluster.
Oct 31, 2016
Microsoft released a new Nano Server Image Builder tool that allows you to install Window Server 2016 with a minimal footprint.
Apache is a modular web server that allows you to customize its capabilities by enabling and disabling modules. This provides administrators the ability to tailor the functionality of Apache to meet the needs of their web application.
Oct 29, 2016
This article provides steps to ensure the proper permissions are assigned to the Active Directory account that is used to join the vCenter Server Appliance to the domain. During the migration process the Join AD Domain page will prompt for a user account which will be used to join the vCenter Server Appliance to the domain. If this account fails to join the vCenter Server Appliance to the domain the installer will display this warning message with a Yes\No selection:
VMware announced vSphere 6.5, which is one of the most feature rich releases of vSphere in quite some time. The vCenter Server Appliance 6.5 is taking charge in this release with several new features which we’ll cover in this article.
You can reinstall Windows from scratch using the product key that came with your PC, but you’ll have to find installation media yourself. Microsoft offers free ISO files for downloading; you just have to know where to look.
When you install Windows 7 on a new system, you traditionally have to go through a long process of downloading years of updates and constantly rebooting. Not anymore: Microsoft now offers a “Windows 7 SP1 Convenience Rollup” that essentially functions as Windows 7 Service Pack 2. With a single download, you can install the hundreds of updates at once.
Oct 28, 2016
NATS is an open source high performance messaging system, often described as "a central nervous system for the cloud". It is capable of routing millions of messages per second, which makes it ideal for connecting microservices and IoT (Internet of Things) devices.
Oct 27, 2016
Netwrix Auditor is a visibility and governance platform that allows you to monitor changes, configurations and access in IT infrastructure of important IT infrastructure components such as Active Directory, Event logs, Exchange, Office 365, SQL Server, and others.
Oct 26, 2016
When a new Windows 10 update isn't showing up, use this guide to download and install cumulative updates manually. In this article, we'll walk you through the steps to find, download, and install updates manually on your device.
Oct 25, 2016
In this article we will provide you a step by step guide for performing a basic installation of Oracle Linux 7 (OL7).
Your database server contains tables full of important data. Querying this data graphically on your local computer is the easiest way to interact with your database. But connecting remotely to your database server usually entails configuring MySQL to listen on every interface, restricting access to port
3306with your firewall, and configuring user and host permissions for authentication. And allowing connections to MySQL directly can be a security concern.
A couple of days after WhatsApp rolled out video calling for its Windows Phone client, the company has released a beta update of their Android client that enables the functionality on Android devices.
Hadoop is a Java-based programming framework that supports the processing and storage of extremely large datasets on a cluster of inexpensive machines. It was the first major open source project in the big data playing field and is sponsored by the Apache Software Foundation.
On October 19, 2016, a privilege escalation vulnerability in the Linux kernel was disclosed. The bug is nicknamed Dirty COW because the underlying issue was a race condition in the way kernel handles copy-on-write (COW). Dirty COW has existed for a long time — at least since 2007, with kernel version 2.6.22 — so the vast majority of servers are at risk.
Oct 24, 2016
An excellent tool developed in MS Excel that can send configuration, commands and backup multiply devices in just one click to any device via Telnet and SSH.
Have you ever wondered exactly what temperature your CPU is running at? There are quite a few Windows programs that you can use to monitor the temperature. Here are two of our favorite options.
Active Directory Federation Services (AD FS) is an ID technology, and as identity is now such a crucial piece of the security puzzle in this cloudy world, AD FS has numerous improvements to offer in 2016.
If the clock and calendar integration in the taskbar isn't your thing, then this article will show you how to remove the Agenda section from the clock flyout on Windows 10.
In this article we will show you the steps to try out the new Resilient File System (ReFS) on Windows 10 to overcome the limitations of NTFS when managing large amount of data.
Oct 23, 2016
If you’ve ever configured Microsoft Internet Information Services (IIS), you probably know how much time it takes to create a directory structure for your site’s content first and then configure the IIS sites, bindings, application pools, web applications, and their properties. It would be a great time-saver if we could do all of these tasks using just one command or script.
The piece of script discussed in this article helps you to incrementally copy large folders with the assistance of the venerable xcopy tool and PowerShell. Files can be copied with a couple of mouse clicks in File Explorer; however, if you have to copy hundreds or thousands of files, things get a bit more complicated.
In this article, I'll show you the steps to create a script in PowerShell that will allow you to update multiple SQL servers at once with a single command.
Oct 22, 2016
Dynamic VPN or Remote Access VPN is a feature available in branch series SRX. By default, branch series SRX gateways come pre-installed with two dynamic VPN licenses. So by default, only two remote users can have dynamic VPN simultaneously. You can purchase additional license for more dynamic VPN users.
The Oracle RMAN backup encryption is necessary if you want to backup your database into the Oracle cloud. In Oracle 12c, you have three methods available to encrypt an Oracle RMAN backup:
The composite resource allows you to create a single PowerShell DSC configuration with references to several "non-composite" resources and share it across multiple machines.
Cisco IOS routers can be used to setup IPSec VPN tunnel between two sites. In this article, I will show you the steps to Configure IPSec VPN With Dynamic IP in Cisco IOS Router. This VPN configuration is different from Site to Site IPSec VPN with static IP address on both ends.
Oct 21, 2016
The purpose of this article is to apply Weblogic patch set update in an Enterprise Manager 13cR2 environment running on a Oracle Linux server. Our latest enterprise manager 13cR2 installation showed me that there is a patch for the Weblogic environment available.
This article will show you a simple upgrade of Enterprise Manager Cloud Control 13c Release 1 (13cR1) to 13c Release 2 (13cR2). Each upgrade potentially requires additional steps, so this article is not meant as a replacement for reading the documentation.
One of my customers Cloud hosted environments (IaaS) has an Oracle 220.127.116.11 Data Guard (physical standby) setup on Windows. Recently, the standby database started logging the following errors in it’s alert log: This article will show you the procedure to fix Data Guard “CORRUPTION DETECTED: in redo blocks starting at block” issues.
Oct 20, 2016
In Oracle Enterprise Manager 13cR1, it was the first time when the Oracle Database Backup Service was integrated . In Release 2 the configuration menu was extended, a storage container can be defined now e.g. for a better organization and overview of the backups. This article shows you how to configure the Oracle Database Backup Service in Enterprise Manager 13cR2 and how to prepare a database for a cloud backup. All you need is the Oracle Database Backup Service, a trial works too.
The purpose of this article is to perform installation of Oracle Enterprise Manager Cloud Control 13c Release 2 (18.104.22.168) on Oracle Linux 6 and 7. (x86_64).
In this Windows 10 guide, we'll walk you through the steps to stop your computer from asking you to enter a password after resuming from sleep using the Settings app, Group Policy Editor, and Command Prompt.
IPSec VPN is a security feature that allow you to create secure communication link (also called VPN Tunnel) between two different networks located at different sites. Cisco IOS routers can be used to setup VPN tunnel between two sites. Traffic like data, voice, video, etc. can be securely transmitted through the VPN tunnel. In this article, I will show you the steps to Configure Site to Site IPSec VPN Tunnel in Cisco IOS Router.
Oct 19, 2016
Before deploying Office 2016 to client systems, most organizations will want to customize their installation to align with their unique business needs and use cases. In this article, I’ll cover how to customize the Windows Installer–based version of Office 2016 and fully remove Office 2013. I’ll also describe some of the settings you may want to consider for your install.
Unlimited cellular data is tough to avail. Keep an eye on how much data you’re using to avoid paying overage fees or having your data speed throttled down to a trickle for the rest of your billing cycle. In an ideal world, you wouldn’t have to micromanage any of this stuff. But we don’t all live in that world yet, and there are many ways to reduce the data your phone uses.
Remote Desktop Manager 10 is one of the most feature-rich and the most powerful remote management tools I know. Aside from helping you organize your Remote Desktop connections, it supports a plethora of protocols and even allows you to administer virtualization solutions and cloud environments.
EMCO Remote Installer is an easy-to-use application deployment tool for small- and mid-sized organizations that you can also use to inventory the applications in your network.
There are different ways to recover mailbox database. You can recover the volume where databases are stored or you can recover single database instead of recovering all available database. Similarly, you also have option of recovering standalone Exchange server. You can use Windows Server Backup to restore mailbox database in Exchange 2016.
Oct 18, 2016
In this article we are going to discuss a long standing Exchange Server feature, journaling, and how it can be managed through PowerShell.
Though the architecture of public folder database has changed in recent versions of Exchange Server making it less susceptible to corruptions and other errors, some human errors like accidental deletion of public folder database can still make public folder data inaccessible to end users. If Exchange administrators have foreseen this situation and have taken backups for the Exchange (a copy of the EDB file also is good enough), the data can easily be recovered using Exchange recovery tools like Lepide Exchange Recovery Manager.
Oct 17, 2016
The idea of this article and a script described came to me couple of days ago after one of the readers commented on my article about VMware virtual disks and Windows drive volumes. The question was: is there any way to match physical drives to volume labels in Windows with PowerShell.
The PowerShell script (using PowerCLI) I discuss in this article maps virtual disks of a VMware vSphere host to volumes on Windows drives. This information is useful if you have to extend the storage space of Windows volumes.
Communication between different VLANs require router or some form of routing. Routing between the VLANs can be done using layer 3 switch or use more popular form of inter-vlan routing called router on a stick. Layer 3 switches are pretty expensive which is the main reason why router on a stick configuration is popular. In this article, I will show you the steps to configure inter VLAN Routing in Cisco Router also called router on a stick.
Juniper SRX series firewall provides high availability options for continuous service operation. There are different ways of configuring high availability cluster in Juniper SRX. I will show you how to configure high availability cluster in Juniper SRX.
Microsoft's been pretty busy integrating Docker containers into Windows Server 2016, and some of the terminology can be confusing. I'm going to show you what Hyper-V containers are and how to use them in the context of Windows Server 2016.
A common task any Windows admin might have is finding out, locally or remotely, which user account is logged onto a particular computer. Many tools exist for this purpose, and one of them, of course, is PowerShell.
Oct 16, 2016
Filter based forwarding and per flow load balancing methods are quite popular. These type of load balancing can be configured in many Juniper devices like, MX series, J series, SRX series, etc. I will show you the steps to configure filter based load balancing in Juniper SRX device. In filter based forwarding, two routing tables are configured. Each table will have different ISP as their primary gateway and remaining opposite ISP as secondary gateway.