| Field | Meaning | Example | |-------|---------|---------| | SERVER | Fixed keyword | | | hostname | Your computer's network name | myserver | | MAC_address | Network interface MAC (12 hex digits) | 00A1B2C3D4E5 | | port | TCP port for license server (often 5280) | 5280 | | DAEMON | Fixed keyword | | | cdslmd | Cadence license daemon name | | | path | Full path to cdslmd binary | /opt/cadence/license/bin/cdslmd | | FEATURE or INCREMENT | License type | | | feature_name | Product feature (e.g., Virtuoso_L, Spectre) | | | version | Minimum version allowed | 6.1.8 | | expiry_date | dd-mmm-yyyy or permanent | 01-jan-2029 | | license_count | Number of seats (0=unlimited) | 5 | | signature | Encrypted checksum | 3C8A2B6F1D9E | | SIGN2 | Cadence digital signature (required) | "... " |
The feature name in the license file does not match what the software requests. Fix: Run lmstat -f <feature_name> to see available features. Compare with the software version requirement. cadence license file
To troubleshoot or edit a license file, you must read its structure. Open any Cadence license file in a text editor (like Notepad++ or VS Code). You will see two main sections: the lines and the FEATURE/INCREMENT lines. | Field | Meaning | Example | |-------|---------|---------|
FEATURE Virtuoso_L cdslmd 6.1.8 01-jan-2029 10 3C8A2B6F1D9E VENDOR_STRING=321 VENDOR_INFO=abc ISSUER=CDNS ISSUED=01-jan-2024 ck=45 SIGN2="1234 5678 9ABC DEF0" Compare with the software version requirement
