Author: IT Expert

Christian, Microsoft MVP, Veeam Vanguard & Legend (2021–2026), VMware vExpert, and Cisco Champion, shares expert guides, how-to tutorials, troubleshooting insights, and technical tips across Windows, Linux, Mac, databases, cloud, networking, hardware, and information security.

Email Size Limits: Boost for High Profile Users in Exchange 2010

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Email Size Limits: Boost for High Profile Users in Exchange 2010

When dealing with business communications, managing Email Size Limits becomes crucial. Email serves as a pivotal Business Critical application within virtually every organization. Given this context, optimizing your Exchange infrastructure’s performance is a top priority. A strategic move in this endeavor involves regulating the average message size your users can send and receive. The value…

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Network | Monitoring

OpenVZ template on Proxmox Server: How to Guide

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OpenVZ template on Proxmox Server: How to Guide

Welcome to our comprehensive “OpenVZ template on Proxmox Server: How to Guide.” In this informative exploration, we uncover how to enhance your virtualization experience using the software’s power. Whether you’re an IT professional or an enthusiast, follow a step-by-step guide to deploy and optimize the software effectively. It offers a remarkable solution for efficient resource…

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Virtualization

How to update Cisco ASA

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How to update Cisco ASA

Here is an “how to update Cisco ASA Software”. In the ever-evolving landscape of network security, ensuring that your Cisco ASA software is up-to-date is paramount. This guide simplifies updating Cisco ASA software, empowering you to enhance network resilience and protection. Please see How to enable ssh via ASDM on Cisco ASA, How to Activate…

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Network | Monitoring

Setup Cisco ASA: Wiping Old Configurations

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Setup Cisco ASA: Wiping Old Configurations

To setup Cisco ASA involves a crucial step: wiping old configurations. When embarking on the journey to setup Cisco ASA. It’s imperative to ensure a clean slate by removing previous settings and configurations. This guide will walk you through the process to “Setup Cisco ASA: Wiping Old Configurations”. Please see How to Shrink and Compact…

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Network | Monitoring

Clone a Proxmox Container: CT Restoration Guide

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Clone a Proxmox Container: CT Restoration Guide

To clone a Proxmox Container, you have to know that Cloning is associated with VM machines, but when the term is used for containers, it simply means to create a new CT and restore a backup from an existing container. Kindly follow the steps to complete the cloning or restoration of a container.– Create a…

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Virtualization

Administer Cisco ASA: Mastering CLI Management

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Administer Cisco ASA: Mastering CLI Management

Having discussed how to administer Cisco ASA using the ASDM, here is a brief description of some important parameters. Interface: Identify the hardware interface or switch vlan interface. Enter interface config mode (e.g. e0/1) to assign and activate the switch port. Note: Names and security levels can also be assigned to a VLAN interface. Nameif:…

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Network | Monitoring

SSH access on Ubuntu server: Easy Guide

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SSH access on Ubuntu server: Easy Guide

To enable SSH access on your Ubuntu server, follow these steps. Open the Linux Terminal and enter the command below to initiate the installation. This process establishes secure remote connections, a crucial element in server administration, ensuring efficient management. SSH access on the Ubuntu server provides a secure and efficient way to manage your server…

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Linux

How to Remove a profile on outlook

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How to Remove a profile on outlook

When you need to streamline your Outlook experience by managing your email accounts, the first step is to remove a profile on Outlook. Outlook uses e-mail profiles, remembering and organizing your email accounts, effectively storing their data. In this article, we shall discuss how to Remove a profile on Outlook. Please see How to Transfer…

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Network | Monitoring

Remove Microsoft Exchange Server: Using ADSIEdit Tool

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Remove Microsoft Exchange Server: Using ADSIEdit Tool

If you need to remove Microsoft Exchange Server, it’s essential to understand its role. Microsoft Exchange Server is a comprehensive platform for email, calendaring, contacts, scheduling, and collaboration. With the introduction of Exchange Server 2019, the platform offers advanced technologies and features, aligning with the shift from communication to collaboration in today’s work environment. For…

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Network | Monitoring

NSlookup Displays Error: UnKnown Default Server

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NSlookup Displays Error: UnKnown Default Server

When NSLOOKUP displays errors, it’s essential to understand its role as a command line DNS querying tool. It first examines network configuration to find the IP address of the DNS server your computer relies on. Then it does a reverse DNS lookup on that IP address to determine the name of the DNS server. If…

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Windows Server

Update Global Address List: Fixing the “Not Recognized” Error

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Update Global Address List: Fixing the “Not Recognized” Error

The Exchange Management Shell (EMS) provides a powerful command-line interface built on Windows PowerShell that enables administrators to automate and manage Exchange Server tasks, including updating the Global Address List. In this article, we shall discuss “Update Global Address List: Fixing the “Not Recognized” Error”. Please, see How to reset Microsoft 365 User Password, Universal,…

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Microsoft Exchange/Office/365

Hub Transport Server: Resolving ‘Failed to Reach Running Status’

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Hub Transport Server: Resolving ‘Failed to Reach Running Status’

The Hub Transport Server role is deployed inside your organization’s Active Directory. This server role handles all internal mail flow and is also responsible for applying transport rules as well as journaling policies to the respective messages flowing through your organization. A Hub Transport Server handles internal mail flow. This varies based on deploying an Edge Transport…

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Network | Monitoring