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About this blog

Remarks from a Cloud Architect daily encounters

Entries in this blog

Puppet On Azure | Βήμα 5, FOREMAN

Puppet On Azure Εγκατάσταση & Παραμετροποίηση του FOREMAN για να έχουμε γραφικό περιβάλλον μέσω WEB Το Open Puppet δεν έχει γραφικό περιβάλλον στην βασική του εγκατάσταση. Υπάρχουν μερικά open source προγράμματα τα οποία μπορούν να προτεθούν στο Puppet Master και να μας προσφέρουν γραφικό περιβάλλον. Ένα από τα καλύτερα είναι το Foreman. Με το Foreman μπορούμε να διαχειριστούμε το Puppet πλήρως. Το Dashboard του Foreman: Εγκατάσταση: Συνδεόμαστε στο Puppet Master με SSH, κάνουμε login και

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Windows Server 2012 R2 Failover Cluster with FreeNAS 9.3 (Page 2)

SQL Failover Cluster with AlwaysOn Availability Groups   Η ιδέα είναι να έχουμε ένα SQL Flailover Cluster στο Primary Site και στο υπάρχον Cluster να προσθέσουμε ένα AlwaysOn Availability group για το DR. Λόγο του μεγέθους της υλοποίησης θα γίνει τρία Posts. Ένα το Failover Cluster, ένα η εγκατάσταση της SQL σε Failover Clster και ένα η υλοποίηση του AlwaysON Availability Groups. Windows Server 2012 R2 Failover Cluster with FreeNAS 9.3 (Page 1, Page 2) Microsoft SQL 2012 on Failover Cluster

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Microsoft Azure Nested Virtualization | VM in Nested VM in Azure VM

Microsoft Azure Nested Virtualization | VM in Nested VM in Azure VM After my main Microsoft Azure Nested Virtualization | Hyper-V VM inside Azure VM post, we saw two usage scenarios. One is running Hyper-V Replica and the other is running Web Server in nested VM on Azure. Now lets have some fun and try to run a VM nested inside a VM nested inside an Azure VM. As a fellow said, VM inception! We will use again the nested VM that we created at the Microsoft Azure Nested Virtualization | Hyper-V VM

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Migrating DHCP from Server 2003 to Server 2012 R2

<div class="text geshifilter-text">this is something very common lately and always I follow this post: <a href="http://windowsitpro.com/windows-server-2003-end-support/migrating-dhcp-server-2003-server-2012-r2">http://windowsitpro.com/windows-server-2003-end-support/migrating-dhcp-server-2003-server-2012-r2</a></div> <div class="text geshifilter-text"></div> <div class="geshifilter"> <div class="text geshifilter-text">Netsh<br />DHCP<br /&

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Excited to be speaking at Microsoft Ignite The Tour in Milan!

Excited to be speaking at Microsoft Ignite The Tour in Milan on Jan 27-28. Join me to learn how to use Azure Platform As A Service (PaaS) to design your apps with Elasticity, Resiliency & High Availability and how to Accelerate your web applications with the Azure Front Door Service. IT industry-leading conference is going to Milan. Don’t miss the very latest in cloud technologies and developer tools with guest speakers, industry experts, and more. I will deliver two sessions:

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Custom pfSense on Azure Rm | a complete guide

Custom pfSense on Azure Rm | a complete guide A complete guide on how to create a pfSense VM on a local Hyper-V server, prepare it for Microsoft Azure, upload the disk to Azure and create a multi-NIC VM. Download the latest image from https://www.pfsense.org/download/ Open Hyper-V Manager create a Generation 1 VM. I added 4096 ram, 2 cores, use VHD, add an extra NIC (for second interface) and select the downloaded ISO. (create a fixed VHD as Azure supports only fixed VHDs for custom VMs) Star

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File Server in-place Domain Migration

File Server in-place Domain Migration When migrating to a new domain a major part is the file server, especially if there are a lot of data and different permissions. Thankfully Microsoft has a very helpful tool called SubInACL. This tool can be used to read and update security permissions and is much helpful for file server in-place domain migration. The tool can be downloaded here: https://www.microsoft.com/en-us/download/details.aspx?id=23510 But after searching a lot there is not a specific

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Azure File Sync & DFS Namespace

Azure File Sync & DFS Namespace Azure File Sync is a new Azure feature, still in preview, that allows to sync a folder between your local file server and Azure Files. This way your files are accessible both locally at your file server and publicly at Azure Files using an SMB 3.0 client. Also the files can be protected online using Azure Backup. The idea of this post is to have the files of two file servers to sync to Azure Files using Azure File Sync and in addition use the DFS Namespace fea

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Azure VM Backup directly from VM’s blade

Azure VM Backup directly from VM’s blade By Pantelis Apostolidis | December 28, 2016 0 Comment   Azure VM Backup directly from VM’s blade Azure makes the VMs’ administration simpler every time. Today we will view a very nice new feature, the Backup shortcut at the VM’s blade. Just click on the VM and select Backup All you have to configure is the Backup Vault name and the Backup policy at the next easy step and press Enable Backup at the bottom of the “Enable backup” blade and that’s all!

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How to disconnect a mailbox & re-assign it to new user in a Hybrid Scenario

How to disconnect a mailbox & re-assign it to new user in a Hybrid Scenario Scenario objectives: We have an Exchange Hybrid setup between on-premises and Exchange Online (Office 365). All users are synced and the mailbox is located at Exchange Online. We need to separate an existing mailbox from its user account and re-connect this mailbox to a new user account. If the mailbox in this scenario was located at the on-premises Exchange it would be an easy process just using the Exchange Managem

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Azure File Sync & DFS Namespace

Azure File Sync & DFS Namespace Azure File Sync is a new Azure feature, still in preview, that allows to sync a folder between your local file server and Azure Files. This way your files are accessible both locally at your file server and publicly at Azure Files using an SMB 3.0 client. Also the files can be protected online using Azure Backup. The idea of this post is to have the files of two file servers to sync to Azure Files using Azure File Sync and in addition use the DFS Namespace fea

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Azure Backup Reports

Azure Backup Reports A new feature is in public preview, the Azure Backup Reports. Now we can have the Azure Backup Reports at the OMS Workspace, Event Hub and Power Bi. You can use Power BI to view report dashboard, download reports and create custom reports The configuration has two steps, one to configure the Azure Backup Reports connection with each service and the other is to get the data at each service. First go to a Recovery Services vault and select Backup Reports. Next press the Config

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Puppet On Azure | Βήμα 1, Προετοιμασία Azure

Puppet On Azure Επειδή η τεχνολογία είναι ένα ποτάμι που ποτέ δεν σταματάει… και το μικρόβιο μας δεν έχει θεραπεία, ο Παντελής Αποστολίδης (IT Pro) από την Office Line και ο Μάνος Πέπης (DEV) από την Innovative Ideas με αρκετά χρόνια εμπειρίας στην αγορά και αρκετές πιστοποιήσεις σε τεχνολογίες Microsoft, Cisco, Azure, κλπ. σκεφτήκαμε να […] The post Puppet On Azure | Βήμα 1, Προετοιμασία Azure appeared first on Proxima's IT Corner. Source

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SQL Server Performance Monitor Counters

<div>THE BEST SQL SERVER PERFORMANCE MONITOR COUNTERS TO ANALYZE</div> <div></div> <div>– These are listed OBJECT first, then COUNTER</div> <div>– Memory – Available MBytes</div> <div>– Paging File – % Usage</div> <div>– Physical Disk – Avg. Disk sec/Read</div> <div>– Physical Disk – Avg. Disk sec/Write</div> <div>– Physical Disk – Disk Reads/sec</div> <div>– Physical Disk – Disk Writes/sec</

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Azure App Service, get data from on-premises databases securely

Azure App Service, get data from on-premises databases securely There are many scenarios where we want to have the Web Application on the Cloud but on the other hand, due to various limitations, the database stays on-premises. Azure has a service, called Azure Hybrid Connections, that allows the Web App to connect to on-premises databases, using internal IP address or the database server host name, without a complex VPN setup. The Connection diagram I have tested the connection with Microsoft S

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Azure VM CMD & PowerShell from the Portal

Azure VM CMD & PowerShell from the Portal Today I was trying to troubleshoot an Azure VM. This VM is behind a Network Virtual Appliance (NVA) and at the subnet it has User Defined Routes (UDR) that routes the traffic to the NVA. We was troubleshooting the NVA and it was not possible to connect with RDP to the VM. Serial Console This is an excellent scenario to use the Serial Console. From the Azure Portal, portal.azure.com, navigate to the Azure VMs blade, scroll down to the Support + Troubl

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Create migration endpoint | (Cutover & Staging Migration)

<p>Open the Office 365 Exchange Administration Console and go to Recipients > Migration > More > Migration endpoints and click on the plus sign to add a new endpoint.</p> <p><a href="http://www.e-apostolidis.gr/wp-content/uploads/2016/05/cme1.png"><imgclass="alignnone size-full wp-image-1002" src="http://www.e-apostolidis.gr/wp-content/uploads/2016/05/cme1.png" alt="cme1" width="867" height="275" srcset="http://www.e-apostolidis.gr/wp-content/uploads/2016/05/c

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Bulletproof manage your Azure VMs

Bulletproof manage your Azure VMs Continuing the Azure Security Center posts, today we will see a new feature of the Security Center, called Just in Time VM Access. As best security practice, all the management ports of a Virtual Machine should be closed using Network Security Groups. Only the ports required for any published services should be opened, if any. However there are many occasions that we are requested to open a management port for administration or a service port for some tests for

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DirSync & Mail-Enabled Public Folders Distribution Group Members

Καλησπέρα στην κοινότητα. Μια ακόμα αναμέτρηση με το τέρας του Exchange. Έχουμε και λέμε, εγκατάσταση με Exchange Server 2010, έχω ρυθμίσει Hybrid με Office 365, DirSync, όλα καλά. Έχουν πάει επάνω users, contacts, distribution groups, mail contacts, έχω περάσει και Mail-Enabled Public Folders όλα καλά. Έλα όμως που στα Distribution Group members ενώ έχουν συγχρονίσει όλα τα members δεν έχει φέρει τους Mail-Enabled Public Folders. Τελικά μετά από ψάξιμο και διάφορα περίπλοκα PowerShell scripts ε

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Azure VM Image

Azure VM Image Following one of my earlier posts, about Azure Managed Disks, lets see how easy it is to create an Azure VM Image from an Azure VM that uses Managed Disks. The first step it to Sysprep/Generalize the source VM. Otherwise the VM that will be created will not start. Select Generalize and “Shutdown”. After that wait the VM to shut down and go to the Azure Porta, at the VM’s blade and click “Capture”. Now, the “Create Image” blade will open. Enter a name, select a Resource Group and

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Microsoft Azure Nested Virtualization | Web Server

Microsoft Azure Nested Virtualization | Web Server At my previous post, Microsoft Azure Nested Virtualization | Hyper-V VM inside Azure VM, I described how to create a Hyper-V VM inside an Azure VM with the new Dv3 and Ev3 VM sizes. Now we will see how to use a Hyper-V Nested VM as a Web Server that is hidden behind the Azure VM to secure access to your web application. Starting we will add the IIS Role at the Nested VM. Go to the Server Manager, add Roles and Features and select the Web Server

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Puppet On Azure | Βήμα 2, Εγκατάσταση Open Source Puppet

Puppet On Azure Εγκατάσταση Open Source Puppet Βήμα 1 Σύνδεση στο Ubuntu ανοίγουμε έναν SSH client, στην προκειμένη περίπτωση PuTTY και δίνουμε για Host Name το Public όνομα του Cloud Service, στην προκειμένη περίπτωση openpuppetlab.cloudapp.net, δίνουμε την πόρτα 30021 που έχουμε ορίσει για το puppetmaster και πατάμε Open Κάνουμε login με το username & password […] The post Puppet On Azure | Βήμα 2, Εγκατάσταση Open Source Puppet appeared first on Proxima's IT Corner. Source

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Microsoft SQL 2012 on Failover Cluster

SQL Failover Cluster with AlwaysOn Availability Groups Αυτό είναι το δεύτερο Post της τριλογίας SQL Failover Cluster with AlwaysOn Availability Groups. Είναι η ώρα της SQL. Windows Server 2012 R2 Failover Cluster with FreeNAS 9.3 Microsoft SQL 2012 on Failover Cluster Add AlwaysOn AG to SQL Failover Cluster Instance Microsoft SQL 2012 on Failover Cluster Για […] The post Microsoft SQL 2012 on Failover Cluster appeared first on Proxima's IT Corner. Source

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Add AlwaysOn AG to SQL Failover Cluster Instance

SQL Failover Cluster with AlwaysOn Availability Groups Πάμε τώρα για το τελευταίο κομμάτι του lab, να προσθέσουμε AlwaysOn Availability Group στο υπάρχον SQL WSFC. Windows Server 2012 R2 Failover Cluster with FreeNAS 9.3 Microsoft SQL 2012 on Failover Cluster Add AlwaysOn AG to SQL Failover Cluster Instance Add AlwaysOn AG to SQL Failover Cluster Instance […] The post Add AlwaysOn AG to SQL Failover Cluster Instance appeared first on Proxima's IT Corner. Source

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Exchange 2013 Add public certificate and enable it

The exchangeserverpro.com site has the below excellent articles, to create the certificate request: to compete the pending request:and to enable it: The post Exchange 2013 Add public certificate and enable it appeared first on Proxima's IT Corner. <a href="http://www.e-apostolidis.gr/microsoft/exchange/exchange-2013-add-public-certificate-enable/"class='bbc_url' rel='nofollow external'>Source</a>

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