Mount CIFS Host is down

This could also be because of a protocol mismatch. In 2017 Microsoft patched Windows Servers and advised to disable the SMB1 protocol. From now on, mount.cifs might have problems with the protocol negotiation. The error displayed is “Host is down.”, but when you do debug with: smbclient -L <server_ip> -U <username> -d 256 you will … Read more