300-635 Jun 2026

Focus heavily on , ACI REST API construction , and Ansible playbooks . If you can write a script to pull data from an ACI fabric and an Ansible playbook to configure a Nexus switch, you are ready to pass.

If you are looking to level up your career in data center networking, moving from CLI jockey to automation engineer is the smartest move you can make. The Cisco 300-635 exam, officially known as , is a crucial step toward achieving the Cisco Certified DevNet Professional certification.

) isn't just a number—it’s the story of a "network custodian" transforming into a "network architect." The Evolution of Alex Alex spent years in the server room, manually configuring switches and chasing "cabling ghosts." Every time the company scaled its data center, Alex had to repeat the same tedious tasks, leading to late nights and human errors. The network was static, and the growth was painful. Then, Alex discovered 300-635

This is often the heaviest section for many candidates. ACI is programmable by design.

Automating Cisco ACI using REST APIs and the Cobra SDK. Focus heavily on , ACI REST API construction

The 300-635 exam tests your ability to implement automation solutions within a Cisco Data Center architecture. This includes automation for networking (ACI and NX-OS), computing (UCS), and storage (MDS).

The exam is challenging because it requires a shift in mindset. You are no longer just configuring network topology; you are writing logic to define that topology. The Cisco 300-635 exam, officially known as ,

Don't forget the compute and storage layers!