Questions tagged [samba4]

Samba4 is version 4 of Samba, the Linux implementation of the SMB/CIFS protocols. It is the first version of Samba with full Active Directory support, allowing a Linux server to become an Active Directory Domain Controller.

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I can mount a samba share from windows and see what it holds but cannot create files or directories

[Newbie warning! this is my first time setting up Samba. I'm almost there but...] Server is running Centos 8, Samba V4.10.4 Shared filesystem is xfs, I have enabled extended attributes and tested ...
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Cannot query time of remote windows 10 host from Linux

I'm trying to check the current time on the machines on the network. On the Linux/Samba server, I can run net time -S $host or samba-tool time $host. But all Windows 10 hosts return an error: ...
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Samba AD on Debian 10

I have 2 VMs running, one for Windows 10 Pro and a second with Debian 10. Basically I would like to have the windows machine join the samba AD that's running on Debian 10 VM. I went trough the ...
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Single Sign On OpenVPN with Samba4

Can anyone tell me if AD samba user and group integration with OpenVPN works? So that samba AD and OpenVPN share the same users.
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Can't write on Samba4 share using Zentyal 6.1 server, after upgrading from 5, read only is allowed

I can't write on all my clients (Windows 7 and Windows 10) in all my samba shares, even if the users are accepted on domain, and the permissions was maintained. The shares are on a NAS, ISCSI ...
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Samba4 issues with Time Machine: cannot create new backup on Samba share

Note: originally posted on StackExchange. I'm not sure which location is more appropriate, my apologies if the duplication causes issues. TL;DR: Time Machine cannot create a new backup on my shared ...
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in-addr.arpa zone delegation in Bind 9 and Samba 4 as an AD DC with DDNS

Environment and goals In my testing KVM lab I have a virtual network 172.16.50/24, in this network I have got 2 Centos 7 VMs running Bind 9 and ISC DHCP servers: Мастер DNS : controller.wsvirt.home (...
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50 views

Low performance under Samba and HP Smart Array P822 controller

I'm struggling trying to properly set up this environment so the tranfers through the network go at full gigabit speed. I'm using the following: Vmware ESXI 6.7.0 Update 3 (Build 14320388) HP Smart ...
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57 views

Win10 1909 in Samba 4.3.11 domain: RPC server unavailable (5719)

We've a Samba 4 domain (no AD, just DC) with LDAP backend on Ubuntu 14.04. We have purchased a new Lenovo laptop with Win10 which joined the domain without problems, but we cannot login with a domain ...
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Samba: Log file opens but not directory opens?

The Samba vfs_full_audit options are not documented well, and Windows boxes can be extremely chatty. I have ~400 workstations that are constantly hammering Samba due to redirected documents and ...
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Is it possible to use sssd to login to the samba domain controller

We use sssd for user management with the account information from a Samba AD Domain Controller. The sssd-configuration on linux clients looks as follows: [sssd] services = nss, pam,ssh ...
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Android Samba Client not talking to server

I have a Samba Server (Version 4.9.5-Debian) that is working since about 7 years perfectly. All clients where able to access it up to now. Then I tried the "Android Samba Client" made by Google and I ...
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35 views

Why does Samba want the root password when joining an ADS domain?

Best practice on *NIX servers is to leave the root password unset and then use sudo. However, when one uses Samba's net join command, even through sudo, it still asks for the root password. Why? Doesn'...
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Samba server without mapped domain users/groups

Is it possible to use a domain joined samba server without mapping domain user/groups to local user/groups and instead use a forced user/group for share access. The only thing the domain group should ...
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ACL on Samba AD DC Working with User Identification Numbers but not Usernames

This might be a question with an obvious answer that I just haven't seen because I'm pretty new to this sort of thing, but here it goes... I just performed an upgrade on an Ubuntu Samba DC going ...
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40 views

Central authentication with Samba4 for applications

I have a small problem / doubt about the use of Samba4 as a central authenticator of external applications, I explain, I am instantiating a Samba4 server as a PDC for domain authentication for some ...
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Samba - incremental processes with Oplock NONE

What are the following processes and how to get rid of them, because their number increases with time. Samba version: Version 4.1.11-3.26.1-3274-SUSE-oS13.1-x86_64 Thanks for helping. smb.conf [...
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Samba doesn't ask for a password

I'm trying to set up Samba on my home server but it doesn't ask for a password. What did I do wrong? [global] workgroup = WORKGROUP security = user map to guest = Bad User wins support = no dns proxy ...
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Active Directory Certificate Services via Vault and Samba to issue HTTPS Certs?

My end-goal is to get centralized user and HTTPS cert management for Kubernetes and Synology NAS. I could use Let's Encrypt, and that would solve Kubernetes (while also making some internal hostnames ...
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Policy for Freeradius server

I have : Samba4 AD DC (v4.7.6 Ubuntu server 18.04) . Freeradius server (v3.0.20 Ubuntu server 18.04) . joined DC mariaDB Cisco WLC auth-acct with freeradius server : SSID A , 10.0.16.0/24 SSID B ...
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281 views

Strange STATUS_ACCESS_DENIED issue with SMB2 client and Freenas CIFS SHARE

I've recently started seeing some strange SMB2 Errors on Windows 10 PCs (all of them version 1903). The Fileserver is running FreeNAS-11.1-U7 (with ZFS Volumes) and CIFS Shares with Active Directory ...
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Home Folder user has Full Control. Any reason NOT to?

I am looking for information one way or the other. Should users have Full Control over their Home folder in terms of permissions? Our environment is Samba AD-based, with Samba file servers. The user ...
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25 views

Samba4: Using ldbedit in shell script

I am trying to add the "otherMail" attribute for my existing users in the samba4 AD. The samba-tool does not offer this possibility. One way of achieving this is using ldbedit, which directly ...
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104 views

How to only allow certain file extension on samba?

How to make samba only allowing certain file extension to put on for example i will only allow .doc, .pdf, .exe and it will block everything else. I know we can use veto files, but veto files work ...
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61 views

Linux Samba server for Windows roaming profiles?

I have an existing Windows domain using Windows 2016, and I want to set up roaming profiles. I would like however to use a linux box (CentOS 8 ideally) for the actual fileshare to save a license. I ...
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23 views

Avoid user lookup in active directory parent domains from samba

I have an active directory forest like: domain1.mydomain.com, domain2.mydomain.com, domain3.mydomain.com We're using SAMBA, winbind, krb5, andPAM`. One Linux server joined the domain1.mydomain....
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29 views

Samba self account creation by non-root users

I am using open LDAP to manage Unix accounts on Ubuntu 18.04 server. When a non-root user logs in to her Unix shell account via ssh, I want them to run smbpasswd command to enable Samba account for ...
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Samba4: How to map UIDs and GIDs on existing files with set permissions

trying migrate data from an old debian based data server to a new one. The new server is also supposed to be a client of a samba4 active directory domain controller. I am currently experiencing issues ...
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1answer
152 views

Samba4 server visible with IP on the network

I have a Samba4 AD setup. I cannot understand why the server is visible on the net only by its IP address and not by hostname. The configuration looks ok to me, the same as we have in other places ...
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33 views

Is it possible to register an off-domain SPN in a SAMBA 4 AD controller?

Context: I am trying to setup a SSO based on SPNEGO (Kerberos authentication packed in HTTP headers) to allow Windows clients in a domain where the AD controllers run SAMBA4 over Ubuntu to access ...
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85 views

How to migrate Fedora Directory Server

I am trying to migrate an old Fedora Core 8 machine to CentOS 7. It runs Samba and Fedora Directory server. It is used for authenticating Windows users. I would like to move to Samba4. What is the ...
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31 views

configure nsscache with samba4 active directory

I have a problem caching the users from samba4 AD with nsscache, since there is no uid, rather samAccountName or cn in AD. When I use the uid-like attribute: # Default uid-like attribute ldap_uidattr ...
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681 views

Samba 4 Office365 sync

I couldn't find any info on if it's possible to sync Samba4 AD with Office 365. The obvious idea would be to use a Windows server (non AD role) to install the Azure AD Connect software and run it ...
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43 views

BIND cannot see local client PCs and vice versa

I'm trying to configure bind9 DNS to make it usable for my tiny network of windows PCs in order to create Active Directory DC on samba. For some reason I am getting "ignoring out-of-zone data" for ...
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45 views

LDAP Binding Delay with Zentyal 6 (Samba4)

We are using Zentyal 6 (Community Edition) in a school as a replacement for a Windows Active Directory. Currently, Samba 4.7.6 is running there. When binding to LDAP from another Server to query or ...
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21 views

Could a Samba process or tar have changed the permissions on a Samba share?

On a server running CentOS 7 and Samba version 4.8.3 I was working in a samba share /home/share. All the sudden I was getting an error message that I didn't have permission to access it. I tried this ...
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86 views

Samba 4 as AD DC and non-domain worstations authorization problems

I've inherited a big Samba AD infrastructure with mix of old Samba builds (from 4.3 to 4.7) based on old 32 bit FreeBSD that cannot be updated simply. I have built a test lab with Samba 4 AD DC and ...
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45 views

Samba 4 and “file modified outside this application” messages

I've used CentOS 5 and 6 for many years as a web development server. I edit files directly on samba share mounted on a windows 7 (previously windows XP). I'm trying to migrate to CentOS 7 which has ...
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246 views

Samba mount fail on cifs

Client Debian, server Windows 2019. Even that DNS resolved ok, I added eagleeye on /etc/hosts, also modified /etc/samba.smb.conf adding: client min protocol = SMB2 client max protocol = SMB3 I ...
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132 views

Use LDAP Account Manager with OpenLDAP to manage Samba4 users for a file server

I'm setting up a file server in Ubuntu using Samba4. I need an easy way to manage users, so I'm using LDAP Account Manager with OpenLDAP I can successfully create users by running sudo smbpasswd -a &...
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Samba4 internal dns frequently times out

I am seeing different results for dns lookups from a Windows 10 machine to an Ubuntu 18.04 Samba4 AD Domain controller. I think this is the root cause of multiple wider issues on my network. ...
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184 views

Samba4 -> pfSense DNS Resolver

I have implemented a small local network. I use pfSense as Firewall and Gateway, I have all my servers inside a DMZ, except the domain controllers that are on the LAN. LAN: 10.10.20.0/24 DMZ: 10.10....
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7 views

I can not add other users to machines with a domain

I have a server Samba 4.5.16 Installed in a Debian, but I have problems for my users to log in to the machines. I had an old samba server and was migrate from there. We made a way of accessing your ...
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890 views

Samba4 AD DC setup and working, but won't connect with Windows 7 or 10

I've gotten a Samba 4 AD DC setup running on Ubuntu 18.04 LTS. I used this tutorial to make it work: https://www.tecmint.com/install-samba4-active-directory-ubuntu/ The problem is I can't get my ...
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106 views

Using SID+ACL with NFS and Winbind (NOT SSSD) from a Linux file server

I've inherited a domain using a Samba 4 active directory on Ubuntu 14.04 and having a heterogeneous client environment of Windows/Ubuntu 18 clients. I have tried setting up clients using sssd, ...
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1answer
764 views

Convert Samba Active Directory to sssd instead of winbind

I've inherited a Samba 4 Active Directory (AD) server. It works fine with winbind, however for security reasons we'd like to change to sssd. The domain has two domain controllers (primary and ...
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98 views

How to exclude PDF folder from samba recycle?

My problem is how can I exclude the folder PDF from recycle (/home/*/PDF)? I have tested to exclude PDF;PDF/;/home/*/PDF... Nothing works. [homes] comment = Home Directories browseable = no ...
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598 views

Samba: authenticate against Active Directory using winbind but authorize against separate OpenLDAP server

Short Version How can I configure a CentOS 7 machine with Samba 4.8.0 serving users on Windows 7 clients to authenticate using their domain login credentials (winbindd and Active Directory) but be ...
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410 views

SMB Signature Verification Return Error= -13

Setting up a backup server for the purpose of backing up several other servers in our group. Mounting one of the shares I need to backup causes the server to complain: fstab entry: //10.0.10.228/...
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175 views

It is possible to manage a Samba4 ADDC server with phpLDAPadmin?

I have installed a Samba4 and configured it as a Active Directory Domain Controller and works GREAT. Now I wonder, it is possible to manage it with phpLDAPadmin instead of RSAT? I'm kicking all ...

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