Ansible – Deploy and Delete a VM in Azure Cloud

In this article, we will discuss how we can deploy a Virtual machine (VM) from a local Ubuntu machine (ansible controller) to Azure Cloud. It is assumed that you have already connected to your Azure account (az login) and that your Subscription details with Secrets etc. are all set. In this code below I amContinue reading “Ansible – Deploy and Delete a VM in Azure Cloud”

Ansible – Quick Tutorial

What is Ansible? Ansible is a configuration management tool, the project owned by RedHat but was originally developed by Michael deHaan.  It is an open-source software provisioning, configuration management, and application-deployment tool enabling infrastructure as code. It runs on many Unix-like systems and can configure both Unix-like systems as well as Microsoft Windows. In today’sContinue reading “Ansible – Quick Tutorial”

Failed to download metadata for repo ‘AppStream’ – Mirrorlist [CentOS]

I was trying to make Ansible work on my Ubuntu machine and as part of the exercise, I had to add a CentOS machine to the host file on Ubuntu. I have a CentOS 8 VM running so I thought it would be a quick one to add ansible over there and then come backContinue reading “Failed to download metadata for repo ‘AppStream’ – Mirrorlist [CentOS]”

Selective password hash synchronization for Azure AD Connect

When we configure Synchronization between on-prem AD environment and Azure AD (AAD) then the Password Hash Synchronization (PHS) is the default method used for User Authentication. This method synchronizes the ‘hash of the hash of users passwords’ from on-prem to AAD. This has its own merits and demerits. One of the issues could be relatedContinue reading “Selective password hash synchronization for Azure AD Connect”

How to Roll over Kerberos decryption key for Azure AD

If your Azure AD is synched with On-Prem AD DS through AD Connect then you will see after a while a notification on Azure Portal under Seamless single sign-on Seamless SSO can be combined with either the Password Hash Synchronization or Pass-through Authentication sign-in methods. However, this feature cannot be used with Active Directory FederationContinue reading “How to Roll over Kerberos decryption key for Azure AD”

Increase Disk Size for a Linux VM

If you are a Linux user you may have come across an issue where after installing several repositories and programs you run out of disk space! that is such a pain that you cannot do anything until you increase size as you will be thrown constant error reminders that system is running out of diskContinue reading “Increase Disk Size for a Linux VM”

Scenario#52 – Finesse Agent Call drop on Hold (UCCE)

I came across a situation for a multinational client who has a complex UCCE setup with four clusters worldwide with separate CUCM, ICM, CVP, PGs, etc. They also have a complex call flow where customers in North America for some queues are served by agents in the Asia Pacific who are logged in on theContinue reading “Scenario#52 – Finesse Agent Call drop on Hold (UCCE)”

Scenario#51 – Unity Toll Fraud

The other day one of our key customer logged a priority incident with regards to a Toll Fraud. Their Carrier alerted them for possible malicious calls originating from their main ISDN number going to The Bahamas. At First I thought this has something to do with their Expressways so I checked Call logs and EventsContinue reading “Scenario#51 – Unity Toll Fraud”

Scenario#50 – Cisco MRA: Jabber cannot connect Softphone mode over Expressway

Due to COVID-19 and the global pandemic situation more and more people are working from home and are coming across different challenges. Many of them who use to work from a corporate location are coming across issues that they never faced before. I worked on such a case recently where a user was having aContinue reading “Scenario#50 – Cisco MRA: Jabber cannot connect Softphone mode over Expressway”

Scenario#49 – UCCX: Call gets System Error message on IVR

I was looking at an issue a few days back where a customer complained that when they are selecting a particular IVR option the call gets connected to Music on Hold and then before it gets transferred to an Agent the caller hears “Sorry we are experiencing system problems……” the famous CCX default message whenContinue reading “Scenario#49 – UCCX: Call gets System Error message on IVR”