Cisco Data Center Unified Computing Support Specialist (DCUCS)

The Cisco Data Center Unified Computing Support Specialist is designed to test a learner's knowledge of the fundamentals of the Cisco Unified Computing System and their ability to implement a virtualized Data Center environment. Cisco Data Center Unified Computing Support Specialist professionals will also be tested on the following components:

  • Implementing the Cisco Unified Computing System B and C Series
  • Cisco Unified Computing System in an enterprise data center routing and switching infrastructure
  • Next-generation Cisco Nexus product family


All candidates pursuing 642-994 DCUCI must meet the following baseline requirements: Complete either one of the following options:

  1. Earn the following two Cisco certifications: !, and !


  2. "Fast start option": Choose this option if you wish to bypass Option 1 by completing your Cisco CCNA certification and passing the DCUCI Qualifier Exam (642-979)

Note: Prerequisites are NOT applicable for DCUC ATP Partner status. Please visit Data Center Unified Computing Requirements for specific DCUC ATP Roles and Requirements.

Recommended training for this certification



  • 642-994 (DCUCI)


Complete one of the following recertification options every two years:

  • Re-take and pass all exams for each Specialist certification indicated on the specific certification page. Please note: this includes ALL exams whether refreshed or not.
  • Pass a current CCIE or CCDE written exam

Achieving or recertifying CCDE or any CCIE automatically extends your active Specialist certification(s) up to the point of expiration of the last certification achieved.