All articles

Every guide in the Knowledge Base, by category.

Networking

pfSense: Let's Encrypt Certificates + HAProxyPublish internal web services securely through one public IP5 min read

Servers & Storage

Expand an LVM Disk (Ubuntu)Grow the partition, LVM volume and filesystem after enlarging a disk2 min readExpand a Fedora Server Disk (XCP-ng)Grow xvda, the LVM volume and the XFS root filesystem on a Fedora Server VM3 min readMariaDB Databases and UsersCreate databases and users, grant access, and clean up2 min read

Virtualization

Proxmox GPU PassthroughPass a physical GPU through to a VM on Proxmox VE 8 and 95 min readXCP-ng PCIe NIC PassthroughGive a VM direct control of a physical network card or port4 min readXCP-ng Intel iGPU PassthroughPass Intel integrated graphics to a VM for Quick Sync hardware transcoding4 min read

VoIP & Telephony

Phone System (FS PBX)Crash Media's hosted business phone system: what it does and how to get started2 min readSet Up a SoftphoneConnect Groundwire or another SIP app to your extension3 min readVoicemailCheck messages, record greetings and change your PIN2 min readPhone Feature CodesStar codes for forwarding, do not disturb, pickup, parking and more2 min read

Microsoft 365

Microsoft 365 PowerShellConnect to Exchange Online and Microsoft Graph, plus everyday admin commands3 min read

Troubleshooting

Clear Browsing DataFix websites that won't load or sign in by clearing cookies and cache3 min readInternet Explorer Mode in EdgeOpen legacy sites that only work in Internet Explorer3 min read