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DHCP Initial Design

Initial DHCP server

HQ-DC01

Reason

For Phase 1, DHCP will run on the first domain controller to reduce VM count. In later phases, DHCP can be separated or configured for failover.

Initial scope

Scope Value
Name HQ-Workstations
Subnet 172.20.30.0/24
Range 172.20.30.100 - 172.20.30.199
Gateway 172.20.30.1
DNS 172.20.20.10
Domain suffix corp.gntech.lab

Reservations

Reservations should be documented in the infrastructure inventory.

Validation

A Windows 11 client must receive:

  • IP from expected scope
  • Gateway from OPNsense
  • DNS pointing to HQ-DC01
  • Domain suffix corp.gntech.lab