Cisco 642-996 : Designing Cisco Data Center Unified Fabric

642-996 real exams

Exam Code: 642-996

Exam Name: Designing Cisco Data Center Unified Fabric

Updated: Sep 04, 2025

Q & A: 385 Questions and Answers

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Cisco 642-996 Exam Certification Details:

Exam Price$300 USD
Number of Questions65-75
Exam Code642-996 DCUFD
Duration90 minutes
Exam RegistrationPEARSON VUE
Recommended TrainingDesigning Cisco Data Center Unified Fabric (DCUFD v5.0)
Passing ScoreVariable (750-850 / 1000 Approx.)
Sample QuestionsCisco 642-996 Sample Questions
Exam NameDesigning Cisco Data Center Unified Fabric

Reference: http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/specialist-dcufd.html

Cisco 642-996 Exam Topics:

SectionWeightObjectives
Describe the technologies used within the Data Center13%1 Describe switching protocols used in a data center network

2 Describe IPv4/IPv6 Addressing

3 Identify Routing Protocol Considerations in an Data Center

4 Describe how various data center protocols impact the design of a data center network

5 Describe data center server deployment topologies

6 Describe how traffic flows may impact the design of a data center network

7 Describe methods for deploying a Energy Efficient Data Center

8 Describe Data Center virtualization technologies

9 Determine when to use each technology within a Data Center solution

10 Describe high availability design in the data center
Design Network Management Considerations into a Data Center8%1 Describe the common industry and Cisco-specific data center network management tools.

2 Design a network data collection strategy for a data center.
Describe Data Center Structure and Modularity7%1 Describe network architectures for the Data Center
a) LAN
b) SAN

2 Describe the Modular Approach in Network Design

3 Describe the data center core layer

4 Describe the data center aggregation layer

5 Describe the data center access layer

6 Identify Design Considerations for connectivity between Data Centers

7 Identify the environments that use a Cisco data center virtualization solution

8 Identify the migration plan from existing to new infrastructure
Design Security Considerations into a Data Center8%1 Identify Cisco technologies to mitigate security vulnerabilities

2 Secure Data center network connectivity

3 Secure the Data center infrastructure
Describe the Design Methodology6%1 Describe developing business trends

2 Identify business requirements driving the Data Center design

3 Determine the requirements needed to create a Data Center solution

4 Describe the tools/process to characterize an existing Data Center

5 Describe the top down approach to network design
Design the Aggregation Layer of a Data Center11%1 Select appropriate platforms and modules in the data center aggregation layer

2 Identify scalability, availability, and performance requirements in the Data Center aggregation layer

3 Design for traffic flows in the data center aggregation layer

4 Design virtualization into the data center aggregation layer
Design the Access Layer of a Data Center22%1 Select appropriate platforms and modules in the data center access layer

2 Identify scalability, availability, performance and connectivity requirements in the Data Center access layer

3 Design for traffic flows in the Data Center access layer

4 Design a cabling plan and topology for the Data Center access layer

5 Design virtualization into the data center access layer
Design the Core Layer of a Data Center10%1 Select the appropriate platforms and modules for use in the data center core layer

2 Identify scalability, availability, performance and connectivity requirements in the data center core layer.

3 Design for traffic flows in the data center core layer

4 Design for a collapsed data center core layer
Design Storage and SAN Solution15%1 Consult with internal leading storage vendor experts for design criteria for proper LUN sizing and data protection.

2 Given a particular set of data center applications and servers, identify the storage requirements to create a Cisco virtualized data center solution.

3 Describe block vs. filter

4 Describe different SAN topologies

5 Describe and select SAN Services

6 Describe Data replication

7 Connect the SAN Unified Fabric

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