Topology Discovery

When to Use

• Building network diagrams from scratch (no documentation exists)
• Validating existing documentation matches reality
• Pre-change topology baseline
• Incident response — understanding blast radius
• New device onboarding — mapping where it connects

Discovery Procedure

Step 1: CDP Neighbors (Cisco-to-Cisco)

PYATS_TESTBED_PATH=$PYATS_TESTBED_PATH python3 $MCP_CALL "${PYATS_PYTHON:-python3} -u $PYATS_MCP_SCRIPT" pyats_run_show_command '{"device_name":"R1","command":"show cdp neighbors detail"}'