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F5

F5 Certified Administrator, BIG-IP

F5CAB5BIG-IP Administration Support And Troubleshooting

The F5 BIG-IP Administration Support and Troubleshooting exam (F5CAB5) validates your ability to perform day-to-day operations, basic deployment, management, security, and support of BIG-IP in various application environments. It is designed for administrators who can determine resource utilization, identify network-level performance issues, and diagnose load balancing, virtual server, or pool problems. Earning this exam brings you one step closer to the F5 Certified Administrator, BIG-IP credential.

417 practice questions · Updated 2026-07-30

7Domains
23Objectives
114Concepts
417Questions

F5CAB5 Curriculum

Every domain, objective, and concept the F5CAB5 exam measures.

  1. Control plane vs data plane definition
  2. Control plane resources
  3. Data plane resources
  4. Resource allocation and sharing
  5. Monitoring and distinguishing resource usage
  1. CPU statistics per virtual server
  2. Accessing CPU statistics
  3. Interpreting CPU statistics

Interpret Statistics for interfaces

4 concepts · 22 questions
  1. Interface statistics overview
  2. Reading interface counters
  3. Utilization calculation
  4. Troubleshooting with statistics
  1. Identify disk utilization metrics
  2. Interpret disk utilization output
  3. Identify memory utilization metrics
  4. Interpret memory utilization output
  5. Correlate disk and memory utilization with system performance

  1. Purpose of packet capture
  2. Indicators for packet capture
  3. Packet capture tools
  4. Capture scope and timing
  5. Interpreting capture results
  1. Interface status interpretation
  2. Interface status indicators
  3. Troubleshooting interface issues

Identify when drops are occurring

6 concepts · 22 questions
  1. Packet drop detection
  2. Drop location analysis
  3. Interface drop statistics
  4. Connection table drops
  5. Congestion and queue drops
  6. Drop correlation with performance

Identify Speed and Duplex

5 concepts · 18 questions
  1. Speed and Duplex Basics
  2. Auto-Negotiation
  3. Mismatch Symptoms
  4. Troubleshooting Steps
  5. Configuration Verification
  1. TCP profile basics
  2. Optimized TCP profiles
  3. Profile selection criteria
  4. Impact on performance
  5. Configuration considerations

  1. Persistence Mechanisms
  2. Priority Group Activation
  3. Rate and Connection Limits
  1. Health check misconfigurations
  2. Action on service down misconfigurations
  3. Pool member and pool misconfigurations
  4. Virtual server misconfigurations
  5. Monitor association and status
  6. Load balancing method misconfigurations
  7. Persistence and fallback misconfigurations
  8. SNAT and routing misconfigurations

Identify current availability status

5 concepts · 17 questions
  1. Node availability status
  2. Pool member availability status
  3. Pool availability status
  4. Virtual server availability status
  5. Interpreting availability statuses

  1. Virtual server availability states
  2. Monitoring and health checks
  3. Pool member status impact
  4. Using tmsh to check status
  5. Using the Configuration utility to check status
  6. Interpreting status indicators
  1. Profile conflict detection
  2. Profile misconfiguration analysis
  3. Profile assignment verification
  1. Virtual Server IP Configuration
  2. Virtual Server Port Configuration
  3. IP and Port Combination Verification

  1. Health monitor basics
  2. Monitor configuration and association
  3. Monitor interval and timeout settings
  4. Monitor success and failure criteria
  5. Marking down process
  6. Monitoring states and status
  7. Troubleshooting monitor failures
  1. Priority group configuration
  2. Active priority group logic
  3. Identifying inactive priority group members
  4. Troubleshooting priority group issues
  1. Pool Configuration States
  2. Pool Member States
  3. Monitoring and Availability
  4. Viewing State via GUI and CLI
  1. Pool member availability status
  2. Pool availability status
  3. Availability status sources
  4. Interpreting status values
  5. Using the Configuration utility
  6. Using the command line

Interpret traffic object statistics

5 concepts · 13 questions
  1. Traffic object statistics overview
  2. Accessing traffic statistics
  3. Interpreting key metrics
  4. Using statistics for troubleshooting
  5. Resetting and refreshing statistics
  1. Identify network configuration statistics
  2. Access statistics in the Configuration utility
  3. Interpret interface statistics
  4. Interpret VLAN statistics
  5. Interpret self-IP statistics
  6. Correlate statistics with configuration
  7. Identify abnormal statistics

  1. Client-Server Model
  2. HTTP/HTTPS Communication
  3. TCP/IP Handshake
  4. DNS Resolution
  5. Ports and Protocols
  6. Connection Persistence
  7. Proxy and Load Balancing
  1. SNMP basics
  2. SNMP data collection
  3. Interpreting SNMP graphs
  4. Key SNMP metrics
  5. Troubleshooting with SNMP graphs
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Percentages reflect share of the current practice bank, not official exam weightings — no structured per-skill weight is published for F5CAB5, so none is invented.