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Training / NCP-AIN / Supplement

Cumulus Supplement

This index page is the control plane for Cumulus prep. Open each unit for focused learning, command drills, and exam-oriented practice checkpoints.

Cumulus Linux notes mapped into per-unit study pages with focused command drills

Admin-only · 14/14 units published · 77 coverage topics · 42 practice checks

Study Workflow

  1. Work through units in order to build dependency-aware understanding.
  2. Use each unit page for concept summary, coverage checklist, and command drills.
  3. Lab every command flow in Cumulus VX or NVIDIA Air before moving to the next unit.
  4. Revisit Unit 8-14 for high-value exam troubleshooting and routing depth.

Unit Index

All Cumulus units

Unit 1 - Modern Data Center Networks

6 topics

Understand why AI-era network behavior is different and why Spectrum-X plus Cumulus operations tooling exists.

Open unit page 3 practice checkpoints

Unit 2 - Cumulus Linux Overview

6 topics

Build a precise model of Cumulus Linux architecture, config model, and management entry points.

Open unit page 3 practice checkpoints

Unit 3 - Getting Started with Cumulus Linux

6 topics

Execute install, upgrade, access, reset, and ZTP workflows safely in production-like operations.

Open unit page 3 practice checkpoints

Unit 4 - NVUE, REST API, and Ansible Automation

6 topics

Operate Cumulus configuration and automation through NVUE with repeatable staged-change workflows.

Open unit page 3 practice checkpoints

Unit 5 - Interfaces and Breakout Ports

6 topics

Configure and validate physical and logical interfaces, counters, rates, and breakout behavior.

Open unit page 3 practice checkpoints

Unit 6 - Bridging, VLANs, SVIs, and STP

6 topics

Operate Layer 2 segmentation and Layer 3 VLAN routing with stable loop prevention.

Open unit page 3 practice checkpoints

Unit 7 - Bonds (LAG)

5 topics

Build high-bandwidth resilient link aggregation using LACP and controlled hashing policies.

Open unit page 3 practice checkpoints

Unit 8 - MLAG

6 topics

Deliver dual-switch active-active redundancy with strict peer consistency controls.

Open unit page 3 practice checkpoints

Unit 9 - VRR (Virtual Router Redundancy)

5 topics

Implement active-active default gateway behavior for resilient VLAN gateway services.

Open unit page 3 practice checkpoints

Unit 10 - VRF

5 topics

Operate multi-tenant routing isolation and management-plane separation using VRFs.

Open unit page 3 practice checkpoints

Unit 11 - FRR Protocol Suite

5 topics

Understand FRR architecture and daemon lifecycle for stable dynamic routing operations.

Open unit page 3 practice checkpoints

Unit 12 - BGP Overview

5 topics

Master core BGP concepts, path selection, and ECMP requirements for scalable operations.

Open unit page 3 practice checkpoints

Unit 13 - BGP in the Data Center

5 topics

Apply RFC 7938-aligned BGP patterns for leaf-spine and super-spine fabrics.

Open unit page 3 practice checkpoints

Unit 14 - BGP Unnumbered

5 topics

Run BGP peering over IPv6 link-local transport while advertising IPv4 routes at scale.

Open unit page 3 practice checkpoints