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# Boot from ESXi installation media
# Follow wizard for:
# - Language selection
# - Keyboard layout
# - Installation destination
# - Root password configuration

# Post-installation initial configuration
esxcli system hostname set --host=esxi-01
esxcli network ip interface ipv4 set -i vmk0 -I 192.168.1.100 -N 255.255.255.0 -T static
esxcli network ip route ipv4 add --gateway=192.168.1.1

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# CLI VM creation
vmkfstools -c 40G /vmfs/volumes/datastore1/vm01/vm01.vmdk

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# PowerCLI VM modification
Set-VM -VM "VMName" -NumCPU 4 -MemoryGB 16

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# CLI clone (template-based)
vmkfstools -i /path/to/template.vmdk /path/to/new-vm.vmdk

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# List datastores
esxcli storage filesystem list

# Mount NFS datastore
esxcli storage nfs add -h 192.168.1.50 -s /volume1/data -v nfs-datastore

# VMFS datastore creation
vmkfstools -C vmfs5 -b 1m /vmfs/devices/disks/mpx.vmhba0:C0:T0:L0

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# Create vSwitch
esxcli network vswitch standard add -v vSwitch1

# Add physical NIC to vSwitch
esxcli network vswitch standard uplink add -v vSwitch1 -u vmnic1

# Create port group
esxcli network vswitch standard portgroup add -v vSwitch1 -p "Management Network"

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# Set VLAN on port group
esxcli network vswitch standard portgroup set -p "VLAN10" --vlan-id 10

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# PowerCLI CPU/Memory Reservation
Set-VMHost -VMHost esxi01.domain.com -NumCPU 16 -CpuReservationMhz 8000
Set-VMHost -MemoryReservationGB 32

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# View system logs
cat /var/log/vmkernel.log
cat /var/log/hostd.log

# Log rotation management
esxcli system syslog config logger set --id=hostd --rotate=10 --size=2048

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# Top-like performance view
esxtop

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# Create snapshot
vim-cmd vmsvc/snapshot.create [VMID] "SnapshotName" "Description"

# Revert to snapshot
vim-cmd vmsvc/snapshot.revert [VMID] [SnapshotID]

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# List firewall rules
esxcli network firewall ruleset list

# Enable/Disable specific ruleset
esxcli network firewall ruleset set --ruleset-id=sshServer --enabled=true

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# Enable/Disable SSH
esxcli system services ssh set --enabled=true

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# Check hardware status
esxcli hardware health summary get

# Network connectivity
vmkping 192.168.1.1

# Check system time sync
ntpq -p

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# Get all VMs with snapshots
Get-VM | Get-Snapshot

# Perform bulk VM actions
Get-Cluster "Production" | Get-VM | Restart-VM -Confirm:$false