Based on the technical specifics of the Ericsson MINI-LINK Craft system,
The "MINI-LINK Craft 21.Q4" (or 21 Q4) work refers to the software release and associated training curriculum from mini link craft 21 q4 work
Starting the Software: Connect your PC to the management port of the MINI-LINK hardware. Based on the technical specifics of the Ericsson
FTP Configuration (Port 21): To perform work on the node, you must configure the internal FTP server. In the Tools menu, select FTP Server and ensure Port 21 is set for file transfers. mini link craft 21 q4 work