Become a DevOps master

Posted Posted in Uncategorized

With the growth of new technology and appearing DevOps, SysOps, DevSecOps, and other words, many think that they are just like a simple word! but if you are passionate about DevOps methodology and if you want to become a developer or DevOps, you should be clear and have a good understanding about what they are. So, these roadmaps cover everything that is there to learn for the path listed below. The aim of this roadmap is to give you an […]

A problem to type Persian in Linux

Posted Posted in Uncategorized

I faced a problem in Linux to type Persian. I installed the Persian language in setting and after changing my keyboard, I couldn’t type Farsi. After investigating many websites, I noticed that this was a horrible bug. To solve this issue, you need to run a command runner (alt+f2) and type “r“. Then, you could choose Persian language and type Farsi in your Ubuntu. I had this horrible bug (before downgrading to 3.32) where I would start an app normally […]

Top 26 Tools for VMware Administrators

Posted Posted in Uncategorized

Virtualization is one of the popular technologies that are implemented in many IT environments. to work on virtualization technologies such as VMware vSphere, Citrix Xen or Microsoft Hyper-v, there are lots of application and tools that could make you possible to manager yoru virtualized infrastructure. in this article, we are providing many tools for administrators that is challenging to keep track of them all. most of them will be very useful for engineers to manage effectively their infrastructure. you could […]

Learning the Azure Kubernetes service

Posted Posted in Uncategorized

Kubernetes has emerged as the leader in the container orchestration and management platforms. However, this begs a question: Who will manage your Kubernetes Infrastructure? In this course, Azure Kubernetes Service (AKS) – The Big Picture, you will learn the skills to deploy a managed Kubernetes platform on Microsoft Azure without worrying about the underlying computer and management overhead. First, you will learn the fundamentals of Docker and Kubernetes and see how it applies to a Microservices Architecture. Next, you will […]

Docker introduction

Posted Posted in Uncategorized

Docker is an open platform management tool for Linux Containers. It provides a means for developers and system administrators to build and package applications into lightweight containers. Docker consists of the following components: Docker Engine – A portable, lightweight runtime and packaging tool Docker Hub – A cloud service for sharing applications and automating workflows Docker is used to create image-based application containers. Image-based containers package an application with the individual runtime stack into a single container. This makes the container-independent from […]

Azure Kubernetes service

Posted Posted in Uncategorized

Microsoft announced during this week’s Build Conference that its Azure Kubernetes Service (AKS), formerly known as “managed Kubernetes on Azure,” will reach general availability status “in the next few weeks.” The official name change to AKS was noted by Gabe Monroy, program manager lead on containers for Microsoft Azure. He also was the former CTO of Deis, a maker of open source tools for Kubernetes, a company that Microsoft acquired last year. The name change is worth noting because Microsoft has an Azure […]

The difference between VM and Container?

Posted Posted in Uncategorized

One of the most interesting terms in virtualization that is appeared recently is containers. The containers offering a new layer of virtualization that are fit for packaging application. This type of virtualization allows to quickly build and deploy a large number of hosts or containers in a very short time and saves lots of time and money as compared to installing and deploying physical servers. Virtual machine ( VM )  have been around for a few years from now while […]

VCAP (VMware Certified Advanced Professional)… Why?

Posted Posted in Uncategorized

From 2 years ago, I decided to take part in VMware certification. last year, I have achieved the first certificate. Subsequently, I have got familiar with the next stage to complete your understanding and knowledge on VMware technologies and therefore, starting to study for VCAP-DCV exam. I’m of the opinion that, it is more difficult than all VMware certification in VCP level. I have read many articles and blogs about VCAP and it has always been a very elusive goal. […]

What’s New in vSphere 6.0 Fault Tolerance

Posted Posted in VMWare Technology

What’s New in vSphere 6.0 Fault Tolerance FT support upto 4 vCPUs and 64 GB RAM Fast Check-Pointing, a new Scalable technology is introduced to keep primary and secondary in Sync by replacing “Record-Replay” vSphere 6.0, Supports vMotion of both Primary and Secondary Virtual Machine With vSphere 6.0, You will be able to backup your virtual machines. FT supports for vStorage APIs for Data Protection (VADP) and it also supports all leading VADP solutions in Market like symantec, EMC, HP […]

Top 10 IT Issues, 2015

Posted Posted in Internet & News

I am reading a new article about the most important challenge in IT environments, i suddenly found this article which has covered significant issue in 2015 . Also i have posed to top 10 IT issue in 2015 after this link source Top 10 IT Issues, 2015 Hiring and retaining qualified staff, and updating the knowledge and skills of existing technology staff Optimizing the use of technology in teaching and learning in collaboration with academic leadership, including understanding the appropriate […]

Active Directory Replication Types

Posted Posted in Server 2008

I find myself quite often trying to keep straight all the different replication activities that can occur within an Active Directory (AD) domain. There is: Intrasite Replication     Urgent Replication     Intersite Replication     Intersite Change Notification Replication     Reciprocal Replication     Immediate Replication     Manual Replication

Can I Virtualize ALL My DC’s In the Domain?

Posted Posted in Uncategorized

With the advent of Windows Server 2012 R2, Microsoft has worked diligently to provide support for virtualization and allow corporations to reduce costs by virtualizing as much hardware as possible. New features in 2012 R2 help prevent USN rollback and/or Lingering objects via the new VM-Generation ID.  If a guest o/s is restored from a snapshot the VM-Generation Id that is stored in the DIT (msDS-GenerationID attribute on the DC’s computer object) is compared to the value on the Host.  If […]

DNS Zone Types Explained

Posted Posted in Server 2008

Ace here again. I thought to touch base on DNS zones, and more so, focus on what AD integrated zones are and how they work. This blog almost mimics my class lecture on this topic. Check back for updates periodically, which I will notate with a timestamp above with whatever I’ve added or modified. This topic was also briefly discussed in the following Microsoft Technet forum thread: Technet thread: “Secondary Zones?” source:

Understanding Lingering Objects in Active Directory and How To’s?

Posted Posted in Server 2008

There are some specific concepts in active directory which may put your environment in trouble if you do not attend to fix them as soon as you notice. One of them is Lingering objects. Defining the meaning of Lingering Objects (LO) is not difficult. Basically if an object in your active directory partitions exist in one or more domain controllers and not exist in the rest of the domain controllers in the same partition. So you may ask yourself how […]

10 Reasons Why Group Policy Fails to Apply

Posted Posted in Uncategorized

Group Policy can be difficult to design, implement, and troubleshoot unless you are fully aware of the foundational concepts that drive Group Policy with Active Directory. There are many moving parts with Group Policy, not to mention the reliance that Group Policy has on Active Directory functioning properly. When making changes within a Group Policy Object (GPO) in hopes for a desired outcome, only to have Group Policy not working correctly can be very frustrating. many article is founded in […]

Server 2008R2 SP1 reboot and Srv2.sys Driver Hotfix

Posted Posted in Server 2008

last week , i try to work with Windows 2008 R2 server but my system restart frequently . after research i find Reboot problem. If these servers are using File Share or SMB v.2, srv2.sys may cause this problem. Srv2.sys driver is root cause of this problem. This is SMB 2.0 server driver. You can download hotfix KB2552033  for Windows Server 2008 R2 SP1 with your own risk until Microsoft officially release it.

P2V tools

Posted Posted in Virtualization

If you plan to do the P2V conversion operation , you can use the following tools Method A: VMware vCenter Converter Standalone Use a converter software product by VMware which is free to download using the link below:  

annual voting vBLOG !

Posted Posted in Virtualization

The annual voting for the top 50 virtualization blogs for 2014 is now open. Every year Eric Siebert takes a lot of time and puts this together over at vSphere-land. I have contributed to the voting over the years and now this year for the first time my blog is part of this great list. I encourage each of you to head over here to cast your votes again this year or for your first time. Voting is only open […]

Hyper-V 2012R2 vs. vSphere 5.5

Posted Posted in Virtualization

Now that both Microsoft and VMware have officially announced the new released of their virtualization products it’s possible make an homogenous comparison between Hyper-V 2012 R2 (the fourth generation of Hyper-V) and vSphere 5.5. VMware vSphere 5.5 introduces several news and scalability improvements, on the other side Microsoft Hyper-V 2012 R2 consolidate its features and improve what was already existing in the 2012 version, with a limited (but significant) new features. For example now, finally, some VMware old date features […]

Compare VPN tunnel types in Windows

Posted Posted in Server 2008

I am sure you must have experienced VPN reconnect – a new IKEv2 based VPN tunnel that is added in Windows 7 that allows automatic and seamless switchover of an active VPN connection when the underlying Internet interface (connection) changes thus maintaining application persistence. Isn’t that COOL – like VPN user moving from Wifi to WWAN and back –  giving a true mobile connectivity to corpnet ! Yes it is…  This means, Windows7 in-built VPN client and Windows 2008 R2 […]

SYSVOL Folder Structure

Posted Posted in Server 2008

About each folder under the SYSVOL share in Domain Controller SYSVOL folder used to store a copy of the domain’s public files like system policies, Group Policy settings and logon/logoff scripts, which are replicated to all other domain controllers in the Active Directory domain through File Replication Services (FRS), You can find many folders inside the SYSVOL share, I would like to explore and explain each folder by how it’s used in the process of SYSVOL replication.

domain trust

Posted Posted in Server 2003

trusting domain and the trusted domain For the diagram above, we have the following summary: When you create a trust from the Account Domain (trusted), the type of trust will be “incoming trust”. When you create a trust from the Resource Domain (Trusting), the type of trust will be “outgoing trust”. Remember that Direction of Trust is the opposite to Direction of Access.