A virtualization mechanism used to present or manage virtual-machine or cluster resources.

MPIO allows to use several paths to a block storage.

Network-connected storage equipment that provides files and other services.

A VMware solution that aggregates local disks of multiple hosts in shared storage.

SMB Encryption is a concept or mechanism used in Windows server to encrypt data SMB between client and server.

SMB Signing is a concept or mechanism used in Windows server to sign SMB messages to reduce some of the damage or relay-type attacks.

Compare raw capacity, usable capacity, fault tolerance, and smallest-disk impact before purchasing storage.

The diagnosis must separate network, authentication and SMB compatibility.

An inaccessible SMB sharing can come from DNS, port 445, the sharing name or permissions. These layers must be tested in this order.

This BAOI guide provides a structured method for checking smbsign without multiplying unnecessary changes.

A synthetic full primarily stresses the backup repository, so we must distinguish source, chain and target storage.

Reading-only editing can be a protective measure after a storage error or filesystem.

A NAS primarily provides files on the network. A SAN displays storage blocks to servers, as if they were local drives.

An NAS or multifunction device can no longer connect after SMB hardening.

The server lacks enough storage to complete the operation.

The storage available for VSS shadow copies is insufficient.

The storage driver had to re-re-arrange a device or command after a delay.

A multifunction printer can no longer save scans to a network folder while printing can continue to work.

Present an iSCSI LUN to Windows Server with MPIO by separating storage paths, enabling the Microsoft DSM, creating multiple persistent sessions, configurin…

Enforce SMB Signing progressively on Windows clients and servers to reduce tampering and relay risks while identifying incompatible NAS devices, printers,…

Set up a multifunction to deposit the 9th century on a SMB2/SMB3 share with a dedicated account, minimum rights, test TIP 445 and without re-enabled SMBv1…

Create a dedicated identity and minimum SMB sharing for a multifunctional, without excessive personal account or rights, with ACL, d-test, writing, audit a…

Add a Proxmox VE node to an existing cluster by preparing DNS and hosts resolution, matching versions, validating Corosync networking and quorum, checking…

Renew a production TLS certificate without interruption by inventorying SANs, chain and key requirements, validating the new certificate offline, installin…

Linux field reference for system, processes, systemd, logs, storage, networking, DNS, firewall, accounts and SSH.

Windows backup and VSS reference covering 3-2-1-1-0, RPO/RTO, writers, providers, shadow storage, events and restore validation.

Field reference for PowerShell system, service, event, network, storage and remote administration checks.

VMware vSphere/ESXi operations reference for VMs, snapshots, datastores, networking, storage, services, logs and maintenance checks.

VMware resources for ESXi, vCenter, vSphere, VMDK, snapshots, datastores, shared storage, HA and vMotion.

Proxmox VE administration and troubleshooting for QEMU VMs, LXC containers, clusters, Ceph, storage, backups, migration and networking.

Hyper-V administration and troubleshooting for virtual machines, VHDX, checkpoints, vSwitch, Live Migration, replication, Failover Clustering and CSV storage.

Backup, restore and disaster recovery resources for Veeam, Acronis, VSS, RPO, RTO, immutability, replication and restore testing.

Tools and methods for DNS, DHCP, VLANs, routing, Wi-Fi, switching, TCP/IP, latency, MTU and network diagnostics.