Errors encountered while processing 24-default-unnumbered.yml IncorrectValue in interfaces: Device arubacx does not support unnumbered IPv4 interfaces ... Used on node dut interface 1/1/1 (link dut -> x1) IncorrectValue in interfaces: Device arubacx does not support LLA-only IPv6 interfaces used on .. node dut interface 1/1/1 (link dut -> x1) Fatal error in netlab: Cannot proceed beyond this point due to errors, exiting