Bash Functions: Defining, Calling, and Returning Values
Last quarter a client’s deployment script hit 900 lines with zero bash functions. Just a massive wall of sequential commands. When something broke at 2 AM, nobody could figure out…
AD Server Parameter: FQDN vs NetBIOS Name Explained
While scripting a bulk user migration for a client last quarter, I hit one of those issues that wastes an hour before you realize what happened. Half the Get-ADUser calls…
PowerShell Module Management: Install, Import, and Update
A client called us on a Monday morning because half their admin team couldn’t run Exchange management commands. The other half could. Same servers, same accounts, same Group Policy. Turned…
PowerShell For, ForEach, and While Loops Explained
Six Hours of Copy-Paste, Gone in One Loop Last quarter we inherited a client environment with 140 Windows servers. The previous admin had been manually checking disk space on each…
Bulk Import Data into SharePoint 2016 Lists with PowerShell
The Problem With Clicking Your Way Through 3,000 Rows A client came to us mid-migration last year with a familiar problem. They had 11 SharePoint lists and roughly 3,000 rows…
Ansible Playbooks: Writing Your First YAML Automation for Linux
A healthcare logistics client we support runs a mixed fleet of about 45 Linux servers — CentOS and RHEL, mostly. Their infrastructure team had been managing those machines by hand…
Automate Network Captures: Start and Stop-NetEventSession
The Call That Changed How We Handle Network Troubleshooting The call came in at 11pm. A manufacturing client had intermittent network drops hitting their production floor — three times in…
PowerShell -AsJob: Run Long Network Tasks Without the Wait
When Your Script Blocks for 20 Minutes A managed services client we support runs a Windows environment across three sites — roughly 400 endpoints. Their network team had a PowerShell…
InterfaceAlias vs InterfaceDescription: Targeting NICs in PowerShell
Wrong NIC, Wrong Config, Very Bad Day A healthcare client came to us after a PowerShell script someone wrote six months earlier started throwing errors across 40 Windows Server boxes.…
PowerShell CimSession: Remote Network Cmdlets at Scale
Forty Servers, One Afternoon, One Script We got called in after a client’s previous MSP left them with no documentation and no standardized network adapter configuration across their server fleet.…