Ralf Prengel writes: > Hallo, > > We are using centos 7 and samba in combination with Win10 1903. > The problem: > Some systems are able to map a share and some can t. > Any ideas and hints? Make sure server and all clients are on the same page wrt smb protocol versions. Clients should have SMBv1 disabled. The server should enforce SMBv2 minimum. What you describe sounds like the server uses v1 and some clients, i.e. the ones that can't map shares, require v2.