Autodesk network licensing relies on two specific ports to communicate: (for the lmgrd master daemon) and 2080 (for the adskflex vendor daemon). If these ports are blocked, Error 85440 occurs.
Ensure the report shows that the vendor daemon is "UP" and lists available seats. autodesk network license not available error 85440
What of the Autodesk product are you trying to launch? Autodesk network licensing relies on two specific ports