Lesson catalog¶
30 main lessons and an optional contributor setup. CLZ-300 public DNS is optional. Costs and deployment modes come directly from the curriculum.
![CLZ-230 — The public frontend maps TCP 50001 to TCP 3389 on web[0] only; both private IIS VMs remain in the HTTP backend pool.](../assets/illustrations/CLZ-230-concept.svg)
![CLZ-240 — Two count-indexed chains bind public IP [0] to NIC [0] to VM [0], and public IP [1] to NIC [1] to VM [1]; no IIS extension is deployed.](../assets/illustrations/CLZ-240-concept.svg)
30 main lessons and an optional contributor setup. CLZ-300 public DNS is optional. Costs and deployment modes come directly from the curriculum.