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EMC Legato Cert E20-855

E20-855

Exam Code: E20-855

Exam Name: Networked Storage-SAN Expert for Implementation Engineers

Updated Time: Aug 31, 2026

Q & A: 114 Questions and Answers

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EMC E20-855 Exam Syllabus Topics:

SectionObjectives
Topic 1: SAN Solution Planning and Architecture- Storage networking architecture
  • 1. Fibre Channel SAN design
  • 2. Fabric topology and scalability
  • 3. Host connectivity planning
Topic 2: Performance Optimization- Performance analysis
  • 1. Bottleneck identification
  • 2. Capacity optimization
  • 3. SAN performance tuning
Topic 3: Troubleshooting and Maintenance- Operational support
  • 1. Recovery procedures
  • 2. Fault isolation and diagnosis
  • 3. Best practices for ongoing maintenance
Topic 4: SAN Implementation- Deployment and configuration
  • 1. Switch configuration
  • 2. Zoning and LUN masking
  • 3. Multipathing configuration
  • 4. Storage array installation
Topic 5: Integration and Migration- Host and application integration
  • 1. Operating system integration
  • 2. Data migration planning
  • 3. Storage provisioning

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