Questions tagged [cifs]

The Common Internet File System (previously known as SMB) is a layer 7 networking protocol providing file and device sharing across local networks. It was originally designed and implemented by Microsoft as part of the Windows operating system.

Filter by
Sorted by
Tagged with
128 votes
15 answers
311k views

Mount CIFS Host is down

I have an issue with a mount point that was previously configured. It shows the folder, but the mount is missing and holds "?" values for size, permissions, etc. So I tried to remount using cifs and ...
Kevin's user avatar
  • 1,413
61 votes
3 answers
243k views

Mount Remote CIFS/SMB Share as a Folder not a Drive Letter

Is there any way to mount a remote CIFS/SMB/SAMBA share as a folder/directory and not as a drive letter. For example, I want this map: \\Server\ShareName -> C:\Folder\ShareName Instead of the usual ...
Anagoge's user avatar
  • 713
54 votes
2 answers
462k views

TCP/IP ports necessary for CIFS/SMB operation

If I want to allow Windows networked drives between two firewalled computers, do I need to open ports 137-139, or is port 445 sufficient? I have to submit a form and get approval to open firewall ...
Jonathan's user avatar
  • 643
33 votes
4 answers
297k views

Permanently mount network share without the need for log on? (Windows)

On a Windows 2008 R2 Server (Standard) I need to have a network drive mounted without having a specific user to log on to the machine first. Sort of like an NFS mount via fstab on Unix machines. The ...
adamo's user avatar
  • 6,965
27 votes
3 answers
55k views

Linux: CIFS/Samba mount hangs for several minutes

I have a small local network which has a Gentoo box and a Windows box. I mount a share originating on the Windows box onto the Gentoo box with a command like: mount -t cifs -o username=...
Pistos's user avatar
  • 3,153
22 votes
3 answers
117k views

How do I pass credential file to mount.cifs?

I'm maintaining a heterogeneous network of mac and linux so I decided to create a little perl script to unify mounting strategies across machines. The current implementation in linux is in /etc/fstab ...
icasimpan's user avatar
  • 616
18 votes
1 answer
39k views

How to authenticate Linux accounts against an Active Directory and mount a Windows share on login?

I'm using Ubuntu 10.04 Server.
Jamie's user avatar
  • 1,314
18 votes
3 answers
32k views

CIFS mount in fstab succeeds on IP, fails on hostname written in /etc/hosts

I wonder why my Ubuntu Server 14.04 LTS has problems resolving a hostname from fstab. I tried to mount the following entry: //NAS-5h2-20/backuppc/ /mnt/backuppc cifs auto,user=THEUSER,password=...
Nachtexpress's user avatar
16 votes
7 answers
59k views

Mount CIFS Credentials File has Special Character

I'm having trouble mounting a share on my XenServer (5.6 FP1). From the command line I try: mount.cifs //server/share /mnt/share -o credentials=credfile The contents of credfile is: username=...
David Mathis's user avatar
16 votes
4 answers
67k views

Mount CIFS share with autofs

I have a system running RHEL 5.5, and I am trying to mount a Windows share on a server using autofs. (Due to the network not being ready upon startup, I do not want to utilize fstab.) I am able to ...
Phanto's user avatar
  • 911
16 votes
1 answer
10k views

Linux samba server: cifs_mount failed w/return code = -12

Server: RHEL 5.9 / smbd 3.0.33 - Clients: various, though all were using current mount.cifs (5.2) I already solved this problem, but it was such a nightmare to hunt down these error codes I felt like ...
zastard's user avatar
  • 163
15 votes
3 answers
46k views

How to setup samba share to be mounted as specific user?

I want to create samba share to which users can connect as specific samba user. I created user, let's say henry, and I want to make storage in his home. So I have in my /etc/samba/smb.conf: [...
amorfis's user avatar
  • 757
14 votes
1 answer
8k views

How do I find out what version of SMB is in use by each attached client to a Windows Server 2016?

I am trying to determine which version of SMB/CIFS is in use by clients attached to shared folders on my Windows Server 2016. If I run the powershell command Get-SmbConnection on the Windows Server, ...
J Smith's user avatar
  • 433
14 votes
2 answers
32k views

CIFS VFS: BAD_NETWORK_NAME on Linux

I am struggling with an issue of Windows SMB share mounted on Linux servers getting disconnected once in a while. To give a brief introduction about my environment, I have few linux servers which ...
Arun Krishnan's user avatar
14 votes
2 answers
7k views

CIFS mounts hang on read

I have a problem with a bunch of CIFS mounts that look like this: //192.168.10.2/remote-share /home/windows-shared/remote-share cifs defaults,user=xxx,password=xxx,uid=603,gid=603 0 0 This ...
Alexandru Plugaru's user avatar
11 votes
1 answer
21k views

Unable to mount cifs share in fstab with spaces in share name

I'm running a Debian Squeeze system and trying to mount a windows share in /etc/fstab. I've got an existing cifs mount working, but it's a simple //xx.xx.xx.xx/sharename situation. This second one isn'...
Rus Ti's user avatar
  • 113
11 votes
5 answers
68k views

Anonymous file sharing without login window, from Windows 7 server to XP clients

I'm trying to provide machines on a small LAN with read-only, anonymous access to files shared from a Windows 7 workstation (let's call it WIN7SVR). In particular, I don't want clients to have to ...
mshroyer's user avatar
  • 280
11 votes
2 answers
2k views

Disable file locks on a read-only Windows File Share

Case On a Windows Server (2012R2 or 2016), I want to configure a file share offering a following functionality some users, publishers group, have a write access to the share; these users are ...
Michał Sacharewicz's user avatar
10 votes
4 answers
19k views

Secure way to mount a password protected cifs share in mac

I'm maintaining a heterogeneous network of mac and linux so I decided to create a little perl script to unify mounting strategies across machines. Actually, I already have a working perl script, ...
icasimpan's user avatar
  • 616
10 votes
8 answers
174k views

mount error(13): Permission denied with windows share

I am struggling to mount a windows 2008 share on a CentOS 6.4 (64 bits) server when I use smbclient it works: smbclient //esb.local/dfs -U ESBSertal -W ESB -P MyPassword but with mount it does not....
Micha Roon's user avatar
10 votes
1 answer
6k views

Samba (CIFS) mount error(9): Bad file descriptor

I had successful connections from my main workstation PC (which uses Fedora 29 Workstation) to my mother's laptop (Windows 7 HP) network share few times using mount.cifs, but since not too long it has ...
Ruslan Nigmatyanov's user avatar
9 votes
3 answers
41k views

Slow shared folder refresh on windows 7

When I create a new folder in a shared folder under Windows Server 2012 sometimes i can not see new folder by windows 7 clients. Also with some refresh I still can not see new folders. After some ...
Tobia's user avatar
  • 1,322
9 votes
1 answer
6k views

Networking doesn't initialize properly when pxebooting Linux Mint (live CD) using cifs, but works with nfs

I have a TFTP/DHCP/NFS/SMB server (Ubuntu server 12.04 LTS) on 192.168.26.1. I use pxelinux to display a menu containing startup and installation options for Windows, an Ubuntu network installer, and ...
dialer's user avatar
  • 252
8 votes
5 answers
37k views

How to mount a windows administrative share on linux via SMB

I'm currently trying to mount a windows shared drive under linux. The machine is using windows 7 and by default it shares all windows drives if you login as an administrator. I've been able to login ...
tftd's user avatar
  • 1,540
8 votes
3 answers
12k views

Difference between durable file handles, resilient file handles and persistent file handles

In CIFS/SMB protocol, I see that there are 3 types of file handles: durable, resilient and persistent. What is the difference between them?
Waveter's user avatar
  • 574
8 votes
1 answer
6k views

Directories shown as files, when sharing a mounted cifs drive

I have an issue where a directory is shown as a file when accessing a samba share ( on Ubuntu 12.10 ) from a Windows machine. The output from ls -ll in the folder on the linuxbox is as follows: ...
Johan Sigfred Abildskov's user avatar
8 votes
3 answers
15k views

It is possible to put FreeNAS as Auth Server (SMB or LDAP), File server and Ubuntu as "Client" (Kerberos auth-pam)?

I want to configure my FreeNAS server as authentication server (user FreeNAS local user's to auth into ubuntu clients) and NAS server, of course. I have Ubuntu as clients and they are booting over ...
cusspvz's user avatar
  • 105
8 votes
3 answers
16k views

How to fix OSX client to Windows share hangs?

I have 2 x MacBook Pro's (OSX 10.6.7) that access files stored on a 64-bit and a 32-bit Windows 7 PC. The MBP clients can connect to the Windows shares and transfer files with no problem. However, ...
John McC's user avatar
  • 918
7 votes
3 answers
15k views

Native SMB/CIFS through ZFS or Samba Instead

I was totally unaware of native SMB/CIFS on ZFS. This wiki doc does not mention performance differences. What kind of performance differences exist between the two?
songei2f's user avatar
  • 1,944
7 votes
2 answers
16k views

how can I mount a windows share with rw access?

The question is in the title. Here is what I tried but the folder is read only. sudo mount -t cifs -o username=maazza,domain=MYDOMAIN //192.168.123.2/company-files /mnt/test I am on debian jessie. ...
maazza's user avatar
  • 254
7 votes
1 answer
34k views

mount windows share read only

I would like to mount a windows share which is read only for my backup user but I'm always getting the error message no permission. mount -t cifs //192.168.0.10/office /mnt/shares/office -o ro,...
user345234674567's user avatar
7 votes
2 answers
4k views

How to troubleshoot Linux in-kernel dns_resolver

Linux provides a facility that lets kernel and its modules to resolve DNS names by relying on user-space tools. This, for example, is used by CIFS to support referrals in the DFS. The problem I'm ...
Sergey's user avatar
  • 71
7 votes
3 answers
7k views

Mounting Linux user home directories on CIFS server

I was wondering about peoples experiences with mounting users home directories from an Active Directory authenticated CIFS server under Linux. Preferably the mount would be accomplished upon login ...
bluehavana's user avatar
6 votes
4 answers
44k views

mount.cifs: mount error(112): Host is down

I am trying to mount a windows samba share on CentOS and RHEL 6 machines, but gives following error. ~]# mount.cifs //example.com/Linux_Support /mnt -o credentials=/root/cifsauth,noserverino,vers=3.0 ...
Arun Krishnan's user avatar
6 votes
5 answers
10k views

Multiple logins with pam_mount means multiple (redundant) mounts

I've configured pam_mount.so to automagically mount a cifs share when users login; the problem is if a user logs into multiple times simultaneously, the mount command is repeated multiple times. ...
Jamie's user avatar
  • 1,314
6 votes
2 answers
12k views

Can't create or follow symlinks from linux client with a cifs mounted Windows Server 2008 R2 share

Windows Server 2008 R2 NTFS supports symlinks. If I log into the server as Administrator I can create symlinks with mklink, so I know the Admin user has the permissions to do this. If I mount a share ...
JustinP's user avatar
  • 911
6 votes
1 answer
536 views

CentOS cifs client sees Windows 2012 deduplicated files as symlinks

I have CentOS 7.0 VM with a volume mounted on a Windows 2012-R2 file server. The volume contains some big files related to an internal Wordpress site. About a week ago the site became 'broken' and ...
Niels Basjes's user avatar
  • 2,196
6 votes
5 answers
33k views

Windows file explorer using port 80 (webdav) instead of 445 (samba smb cifs) for UNC path

I have a Windows 7 Ultimate x86_64 machine, which is failing to access a network samba server. I launch the "Run" dialog, and type in \\192.168.x.x so I am bypassing DNS and NetBIOS name ...
Edward Ned Harvey's user avatar
6 votes
1 answer
6k views

Symlinks look like regular files on samba shares

Symlinks on my samba share aren't behaving the way I want them to – specifically, the links look like duplicate regular files to the client machine. This used to work (i.e. symlinks on the server ...
Justin Goeres's user avatar
5 votes
7 answers
57k views

Windows networking performance (SMB/CIFS)

Are there registry settings or other settings available to tune Windows networking (SMB/CIFS) performance? I'm trying to get maximum throughput for large file copy operations but any settings would ...
Luke Quinane's user avatar
5 votes
3 answers
22k views

Mount NTFS (read/write capability) on Ubuntu

I'm trying to mount Windows 2000 shared folder on Ubuntu in an effort to get Read/Write capabilities. Any advice? I've verified that the user credentials have writable permissions from a windows ...
Ben's user avatar
  • 3,880
5 votes
2 answers
2k views

Heterogeneous environment "roaming" profiles

By "roaming profiles" I really mean "shared home directories". So, I set up an AD pair, and shared a folder on \\ad-1\homes. Then set the AD user object to mount H:\ = \\ad-1\homes\%username%. This ...
Tom O'Connor's user avatar
  • 27.6k
5 votes
2 answers
23k views

How to map Windows ACL to Linux ones on a CIFS share?

Context We have a Windows server with an Active Directory domain and a network share. I have a Linux machine and I want to mount the share. sudo mount -t cifs //server/share /mnt/share -o user=[act-...
Huygens's user avatar
  • 1,718
5 votes
3 answers
1k views

apache2 sends corrupt responses when using a cifs-share

I have a problem with a ubuntu-instance (Ubuntu 20.04.1 LTS) and apache2 (Apache/2.4.41 (Ubuntu)). One virtual-host is serving some html-files and documents from a mounted cifs-share. The cifs-share ...
cklm's user avatar
  • 183
5 votes
2 answers
1k views

Does samba need to fetch the entire file to determine its size?

Given the following configuration: server with samba version 4.7.6-ubuntu client mounts a samba share using mount -t cifs If a du -h /shared/filename command is executed on the client, will the ...
Saurabh Nanda's user avatar
5 votes
1 answer
3k views

CIFS/SAMBA Mount still attempts before network is ready even with _netdev

The title gives a pretty good synopsis. I am running a debian derivative (osmc) on a raspberry pi 2 in this case. and am trying to mount a share. It mounts 100% a ok from the command line or just ...
ehiller's user avatar
  • 241
5 votes
3 answers
8k views

Symlinks not preserved by rsync when copying to cifs share

I have two servers, let's call them sA and sB. I need to backup data (several TBs) from sA to sB but because of problems with sB SSH, I'm using my local pc as "middle man". sA is a Linux server, sB is ...
Fabio's user avatar
  • 229
5 votes
1 answer
10k views

Reconnect Attempts for CIFS share

I have a CIFS share mounted in the FSTAB on Ubuntu server, which connects to our NAS and works without issue. Last night we had an issue with the SAN for about 12 hours. We corrected the problem and ...
Davin's user avatar
  • 51
5 votes
2 answers
790 views

Unable to list new files on a cifs share with ls *

I have an old HP-UX system running version 11.11, it has a cifs mount configured to a netapp filer. In the past several days we've been seeing some odd behaviour for the share where files can be ...
JMP's user avatar
  • 133
5 votes
0 answers
3k views

`ls` command hangs indefinitely in some directory in an azure File Storage share

I have an azure File Storage share mounted in a Ubuntu 16.04 VM following this how-to. Everything seems to work fine. So I run some process that produces a lot of data, e.g. 10k files for each run, ...
petrux's user avatar
  • 151

1
2 3 4 5
9