Hyper-V
Hyper-V administration and troubleshooting: virtual machines, VHDX, Stewarts, vSwitch, Live Migration, replication, Failover Cluster and CSV storage
Hyper-V Center
Hyper-V diagnostics for VMs, VHDX and AVHDX chains, checkpoints, virtual switches, Live Migration, Replica, clusters and event logs.
Command / scriptTest access to a TCP port with PowerShell
Checks if a server responds to a specific TIP port and displays useful network information.
ResourcePowerShell Generator
Generate Power Shell commands for Active Directory, Windows services, Event ID, files, inventory and network tests
Command / scriptExport the list of installed software
Identify the 32-bit and 64-bit applications reported in the registry and export the result to CSV
Command / scriptShow latest Windows patches installed
Lists the latest Windows patches with their KB ID and date of installation
Command / scriptSearch for critical errors in the last 24 hours
Extracts errors and critical events from System and Application logs over the last 24 hours
ResourceFree IT tools
Use free browser-based IT tools for networking, DNS, Windows, email, security, diagnostics, PDF workflows and day-to-day administration.
ResourceAzure / Entra / Intune Center
Azure, Entra ID and Intune diagnostics for sign-ins, Conditional Access, device compliance, Graph, licensing, networking and RBAC.
Knowledge hubHome
Free tools, procedures, diagnostics, scripts, dictionary and practical resources for IT technicians, system administrators and SMEs
IT dictionaryHyper-V vSwitch
A vSwitch Hyper-V connects VM virtual network interfaces with each other and with the physical network according to its type.
IT dictionaryCheckpoint Hyper-V
A temporary return point for a VM Hyper-V.
IT dictionaryLive Migration Hyper-V
A function to move a VM Hyper-V in operation between compatible hosts.
IT dictionaryAVHDX
AVHDX is a differential disk Hyper-V used by the two-armed group.
IT dictionaryLive Migration
Live Migration moves a running Hyper-V VM to another compatible host with minimal interruption.
IT dictionaryHyper-V
Hyper-V is Microsoft’s virtualization technology for hosting VMs and managing their compute, virtual disks and networks.
ResourceHow to diagnose Hyper-V AVHDX differencing disks
This BOAI guide provides a structured method for diagnosing a hyper-v avhdx chain
ResourceHow to diagnose Event ID 129 and 153
This guide provides a structured method for diagnostics ID 129 and 153
ResourceHyper-V — The chain of virtual hard disks is corrupted
The VHDX or AVHDX chain of a virtual machine n is more coherent
ResourceHyper-V — Virtual machine failed to start
Hyper-V cannot start a virtual machine
ResourceEvent ID 2103 — Active Directory database restored incompatibly
Active Directory detects a baseline state that can lead to a USN rollback
TroubleshootingConflict of IP address detected on the network
Two devices use the same IP address, resulting in loss of connectivity, ARP switches and intermittent access
TroubleshootingA VMware data store is almost full
Storage hosting VMs is approaching its maximum capacity
TroubleshootingA VM no longer starts after a problem with the situation in the city ofThen
A virtual machine refuses to start after an error or inconsistency from the company
ProcedureManage a Hyper-V checkpoint safely
Controlled procedure to properly manage a hyper-v
ProcedureCreate an external Hyper-V vSwitch
Controlled procedure to create an external hyper-v vswitch
ProcedureSecure administrator access
Set up nominal accounts, MFA, separation of usage and procedures, emergency
ProcedureDiagnose a VSS backup error
Control the writers, services, snapshots space and events before restarting Acronis or Veeam
ProcedureCreate a dedicated vMotion network
Controlled procedure to create a dedicated vmotion network
ProcedureCreate a VLAN on a FortiGate
Create a VLAN interface, its DHCP and the necessary policies without disrupting existing networks
Knowledge hubWindows Server
Windows Server diagnostic and administration: services, RDP, storage, VSS, Event ID, Power Shell, certificates and updates
Knowledge hubVMware
VMware resources for ESXi, vCenter, v sphere, VMDK, philanthropy, data store, shared storage, HA and vMotion
Knowledge hubBackup & Disaster Recovery
Backup, restoration and resumption of activity: Veeam, Acronis, VSS, RPO, RTO, immutability, replication and restoration tests.
Knowledge hubIT Networking
Tools and methods for DNS, DHCP, VLAN, routing, Wi-Fi, LINK, TITLE/IP, latency, MTU and network diagnostics
Knowledge hubStorage / NAS / SAN
Company storage: Rsid, SMART, NAS, SMB/NFS, iSCSI, MPIO, LUN, SAN, ZFS, LVM, PORTOS, capacity and performance