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Proxima's IT Admin Corner



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Azure Bastion – Jump Server as a Service

  Posted by Pantelis Apostolidis , in Azure 18 June 2019 - - - - - - · 23 views

<h1>Azure Bastion – Jump Server as a Service</h1>
<p>Azure Bastion is a new Azure Platform (PaaS) service, at this time is still in Preview, that allows to have RDP and SSH access to Virtual Machines inside a Virtual Network directly from the Azure Portal. This eliminates the need to expose the Virtual Machines RDP and SS...


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Validate Azure Resource Move with Postman

  Posted by Pantelis Apostolidis , in Azure 13 June 2019 - - - - - - · 16 views

Validate Azure Resource Move with Postman
At this post we will see how easily we can move azure resources to new resource groups or subscriptions and how we can validate if the azure resources are eligible to move without initiate the move. Move Azure Resources to new resource groups or subscriptions
Azure Resource Manager allow you to easily move reso...


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Azure VM CMD & PowerShell from the Portal

  Posted by Pantelis Apostolidis , in Azure 06 June 2019 - - - - - - · 20 views

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...


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Azure Policy | Limit the Azure VM Sizes

  Posted by Pantelis Apostolidis , in Azure 28 May 2019 - - - - - - · 20 views

Azure Policy | Limit the Azure VM Sizes Azure Governance
This post, Azure Policy, is the first of a series of posts about Azure Governance. The idea is to explain through examples and how-to-guides, the tools that Microsoft Azure provides to help the administrators to enforce rules to all subscriptions. Some examples of those rules are, to help the organi...


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Azure Monitor for VMs – Health, Performance & Service Map

  Posted by Pantelis Apostolidis , in Azure 07 February 2019 - - - - - - · 51 views

Get real insights about your Windows and Linux VMs & VMSSs performance and their dependencies with Azure Monitor. Integrate with Log Analytics for even more in depth analysis and retain the data over time. Health, Performance & Service Map of your VM in a dashboard.
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Configure The Azure Web Application Firewall

  Posted by Pantelis Apostolidis , in Azure 30 January 2019 - - - - - - · 48 views

Azure Web Application Firewall (WAF) is a function of the Azure Application Gateway that detects and prevents exploits and attacks to a web application. Using a WAF we add an additional security layer in front of our application. To have a sneak peak at the most common web application attacks, take a look at the OWASP Top 10 Most Critical Web Application...


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Serverless Computing | Email Report Azure WAF Logs

  Posted by Pantelis Apostolidis , in Azure 28 December 2018 - - - - - - · 56 views

At this post, we will create a Logic App that will query the Log Analytics workspace for the WAF logs of the last 24 hours and send the results in an email, using a free SendGrid account.
A Web Application Firewall protects your application from common web vulnerabilities. Azure provides enterprise grade Web Application Firewall through the Applicatio...


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azure free smtp relay using sendgrid

  Posted by Pantelis Apostolidis , in Azure 21 December 2018 - - - - - - · 58 views

Azure offers free smtp relay using the SendGrid application. SendGrid is a cloud service that provides email delivery and marketing campaigns. The specific offer is for up to 25.000 emails per month. Also this offers provides full reporting and analytics and 24/7 support.
At this post we will see how to create a SendGrid free account that can be used...


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Leave an Azure Subscription – Directory

  Posted by Pantelis Apostolidis , in Azure 11 December 2018 - - - - - - · 45 views

Working as a Cloud Consultant, Administrator, Architect, many companies will provide you guest (Azure AD B2B) access to their subscription. After completing the Admins of the subscriptions, many times, forget to remove this accesses and as a result you still have access to resources with no reason and also the list of your available subscriptions grows m...


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Create an Ultra High Available on-prem Azure VPN Connection

  Posted by Pantelis Apostolidis , in Azure 22 October 2018 - - - - - - · 100 views

Create an Ultra High Available on-prem <-> Azure VPN Connection
At this post we will see how to make a high available connection between our on-premises network and Azure. This way we will have an Active-Active Dual-Redundancy VPN Connection.
The idea behind this is that we have a router/firewall cluster,connected with two ISPs and we want to a...