What you can do with this procedure Export configuration diagrams (YAML format) from Cisco Modeling Labs (CML) and have Network Sketcher read them into a master file. ver 2.1.0 supports only L1 diagram Procedure Export from CML to YAML file Login to CML and select the target configuration diagram from the Dashboard Select the "SIMULATE" tab on the displayed configuration chart screen Click the "DOWNLOAD LAB" button to download the yaml file. Conversion to master file Drag and drop CML yaml file to Network Sketcher's Main Panel An Excel master file with [MASTER] in the file name is generated.