Either you could enter the credentials by hand every time you need the share or add the credentials to /etc/fstab to automatically mount the share. – mivk Sep 16 '18 at 13:14 Unrecognized cifs mount options passed to the cifs vfs kernel code will be logged to the kernel log. You can override the defaults by editing the mount options in /etc/auto.smb. Use ‘file_mode’ instead. sudo apt-get update sudo apt-get install cifs-utils. Install the necessary “cifs-utils” with the package manager of your choice e.g. Options to mount.cifs are specified as a comma -separated list of key=value pairs. DNF on Fedora. WARNING: CIFS mount option ‘fmask’ is deprecated. 9 nobody nobody 0 Sep 29 09:00 .. The basic checklist. sudo dnf install cifs-utils 2. I also went with u+s on /sbin/mount.cifs (if you don't know where mount.cifs … Use ‘dir_mode’ instead. CIFS does not generally have any concept of user and group, so mounting a cifs share will default to showing user and group as 'nobody': drwxdrwxdrwx. Mounting CIFS network shares for Plex use on Linux . It normally has a line at the top with opts="-fstype=cifs". Prepare the NAS B. In the -o options parameter, you can specify options that will be used to mount the share. Run the following commands in Ubuntu to install common internet file system: Install the cifs-utils package on Ubuntu Linux by using the following command line. You can add comma-separated options there, like for example opts="-fstype=cifs,file_mode=665,dir_mode=775" etc. 3 nobody nobody 0 Sep 29 09:00 . Install , if required, cifs-utils (or appropriate client) on the Plex server system. For details, see Section 9.2.6, “Frequently Used Mount Options” and the OPTIONS section in the mount.cifs (8) man page. This argument is constructed by mount.cifs(8) and the current version of mount (2.12) does not know anything about cifs. Mount options for coherent Install cifs-utils package: [ root@ linuxcnf ~]# yum install cifs-utils Create a directory (mountpoint) in /media for every network share you want to mount. It is possible to send options other than those listed here, assuming that the cifs filesystem kernel module ( cifs.ko)supports them. man mount.cifs) I’m using a Sony Home Server (Model no. Instead use this format: file_mode=0777,dir_mode=0777 . If /media does not exist yet, create it first. In almost all cases, when mounting a CIFS-share on a Linux host, you will need to supply some credentials. Package cifs-utils not installed on the system and that could be caused in not mounting the cifs share. Refer to the mount.cifs(8) manual page (e.g. 20 Feb 2008 TW . CIFS Options Deprecated. Create mountpoints. Now, let’s go through the process for manually and automatically mounting of windows share on Linux. Mount options for cifs See the options section of the mount.cifs(8) man page (cifs-mount package must be installed). Using dmask or fmask in the fstab file produces the following warnings: WARNING: CIFS mount option ‘dmask’ is deprecated. VGF-HS1) - its intended as a DLNA server for media files, … I guess the defaults are hard-coded in mount.cifs. drwxdrwxdrwx. Mount options for cifs Just like nfs or smbfs implementation expects a binary argument to the mount system call. A.