site-f06.yaml feeds gen_lab_blueprint.py, which writes eight blueprints and two property groups; each request builds a lab in its own VPC with a jump host, dc01, four nested hosts, vCenter, VCF Operations and AD, routed by the VPC gateway with no router VM

Nested labs in VCF Automation 9.1, built from code instead of captured

A VCF Automation 9.1 catalog that builds a complete nested VCF lab per request, each in its own VPC. How it differs from capturing a hand-built lab, and what building from code buys you.

28 October 2026 · 10 min · Adam Stretton
The trunk-subnet design: one trunk vNIC, binding maps demux VLANs 1610/1611/1612 into VPC subnets

Nested ESXi inside an NSX VPC: the trunk-subnet design

Plain VPC subnets silently blackhole a nested ESXi host. Why, and the trunk subnet and binding map design that makes nested labs work as an ordinary NSX VPC tenant.

16 September 2026 · Updated 1 October 2026 · 7 min · Adam Stretton