Winbind is part of the Samba suite and provides an NSS and PAM layer for Unix/Linux systems to integrate authentication with a Windows domain

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9
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5answers
12k views

Linux + Active directory authentication + only letting certain groups login

I have some linux boxes that use Windows Active Directory authentication, that works just fine (Samba + Winbind). What I would like to do now though is only allow certain people or certain groups to ...
6
votes
2answers
856 views

How do Active Directory domain joined computers (native MS Windows or Linux with winbind) determine the closest password server?

How do Active Directory domain joined computers (native MS Windows or Linux with winbind) determine the closest password server? This question implies a cluster with 2+ Active Directory servers in ...
6
votes
2answers
2k views

Linux machine is in a windows domain, but domain logon isn't working

We have a small network in our department 2 Win Server 2008 Domain Controller 1 debian webserver a number of win7 Clients My predecssor tried to add the webserver to our domain in order to login ...
6
votes
5answers
6k views

Linux authentication via ADS — allowing only specific groups in PAM

I'm taking the samba / winbind / PAM route to authenticate users on our linux servers from our Active Directory domain. Everything works, but I want to limit what AD groups are allowed to ...
4
votes
2answers
2k views

Active directory integration not working properly with winbind and samba

I'm trying to get my linux box to use active directory authentication. I believe I have almost everything setup correctly. I'm able to issue wbinfo -g and wbinfo -u and see all the groups and users ...
4
votes
3answers
480 views

Linux on Windows AD Domain

Successfully joined my Linux Box to a Windows AD Domain. Wanted to know from other admins if it us possible to specify what groups from windows ad is allowed to login? Otherwise anyone with a AD ...
4
votes
5answers
3k views

OS X: Finder error -36 when using SMB shares on a Samba server bound to AD

We're looking at deploying SMB homes on Debian (5.0.3) for our mac clients rather than purchasing four new Xserves. We've got our test servers built and functioning properly. Windows clients behave ...
4
votes
1answer
1k views

Import Active Directory users into Unix/Linux/FreeBSD group

I need to have FreeBSD 8.2 RELEASE p9 (running FreeNAS) import or associate Active Directory users (or Security Group) with a Unix/FreeBSD group. This way I can use FreeBSD group(s) security on a ...
4
votes
2answers
704 views

Samba/Winbind issues joing to Active directory domain

I'm currently in the process of setting up winbind/samba and getting a few issues. I can test connectivity with wbinfo fine: [root@buildmirror ~]# wbinfo -u hostname username administrator guest ...
4
votes
1answer
2k views

Linux computer (Debian) in a Windows Active Directory Domain, Administrator of AD should have root permission after login

I managed to join my Debian machine (Squeeze) to an existing Active Directory (MS Windows 2008 R2 Server). Everything works fine, I can login using accounts from the Active Directory (NTP, Kerberos, ...
4
votes
0answers
198 views

Configure ntlm_auth for offline operations

We currently have a NAC server set up to authenticate against a Samba4 AD using the ntlm_auth utility and would like to make it more tolerant to network outages. Currently, when the NAC loses ...
3
votes
1answer
5k views

Managing UID/GID of dual Samba / Winbind to AD

I have two Linux servers connected to an Active Directory Windows 2008 server using Samba/Winbind, and here is my samba config workgroup = COMPANY realm = COMPANY.COM server string = ...
3
votes
1answer
999 views

Logging on as root without winbind timeouts

How can I set up my Linux box so that, if the Active Directory domain controller is down, I can still log in as root, without any timeouts or delays? Following the example of most of the ...
3
votes
1answer
648 views

Best Management Practices for using Winbind?

I'm planning on migrating a few of our Linux servers to use AD authentication via SAMBA/Winbind. Operating system will be openSUSE 11.3 x64. Our AD environment does not have UNIX extensions ...
3
votes
1answer
2k views

Linux - How to control Winbind Authentication cache timeout

I have configured my linux machines (running CentOS 5.2) to authenticate against a Windows server running Active Directory. I have even enabled winbind offline logon. Everything works as expected, ...
3
votes
1answer
2k views

Linux with winbind, disable local users while AD is available?

Routers and switches with RADIUS authentication can be configured such that login is disabled for locally configured users as long as the RADIUS server is available. If the RADIUS server becomes ...
3
votes
1answer
3k views

winbind from samba 3.6.3 on Linux works but does not integrate with OS?

Successfully compiled and installed the latest version of samba. Started winbindd and the following diagnostic commands work: wbinfo -p, wbinfo -c, net ads testjoin, etc... However! when using ...
3
votes
2answers
1k views

Winbind/AD: Local users with identical AD usernames

We are getting ready to add Winbind/Samba to some CentOS servers. Identity Management for UNIX is running on our DC, and it's testing well so far. There is one scenario I'm having trouble with, and ...
2
votes
1answer
608 views

Joining Linux cloned VM to Active directory

Joining Linux host to Windows AD is widely documented.However I struggle to find any guides or best practices on how to join Linux clones that were already members of the domain. Naturally things ...
2
votes
1answer
3k views

SSH instant logout after ssh login kerberos / winbind

I set up a ubuntu server which is authenticating against the active directory of our W2k8 Domain. Everything went well and I see all the users in getent passwd, and wbinfo. I want to be able to use ...
2
votes
1answer
276 views

Bringing Linux Accounts in Active Directory

I'm trying to centralize user login information via Active Directory. Currently I have AD running on Server 2008 R2. I do have Identity Management for UNIX installed on it. I also have a few Linux ...
2
votes
1answer
482 views

CentOS 6 Gnome login immediately logs me out

Have a strange issue on freshly installed CentOS 6, with Samba Windows 2008 R2 authentication. The login succeeds, and even the home directory created, but then I'm thrown back to the login scren ...
2
votes
2answers
1k views

Windows Share authentication from Active Directory Linux login

I'm using Active Directory to log into RHEL. To do this, I followed the steps outlined here: ...
2
votes
0answers
107 views

Samba Shares Without Using Winbind

I am curious if it is possible to use samba shares without using winbind. In our current environment we are using SSSD, Kerberos, and Samba to complete the required tasks such as joining the windows ...
2
votes
0answers
378 views

FreeRADIUS using Active Directory integration broken without any traces

I've a FreeBSD 10.0 server running FreeRADIUS 3 and things got broken without any apparent reason. I'm using Winbind from Samba4 to authenticate with ntlm_auth. I've done some debug to solve the ...
2
votes
0answers
429 views

Authentization agains Samba4 domain controler and not working kinit

I've a problem with Samba 4 and Kerberos. If I call kinit, it writes Client not found in Kerberos database while getting initial credentials. I find out, that the Kerberos works with user name only, ...
2
votes
1answer
527 views

PAM Winbind Expired Password

We've got Winbind/Kerberos setup on RHEL for AD authentication. Working fine however I noticed that when a password has expired, we get a warning but shell access is still granted. What's the ...
2
votes
0answers
611 views

Group membership erratically lost after user logs in - Ubuntu, winbind, AD

I have a really strange issue where the wbinfo -g command properly indicates the AD domain group I am interested in and shows a particular user in that group - this is always true, so on the linux ...
2
votes
1answer
1k views

vsftpd with pam_winbind.so

I'm trying to setup vsftpd to use logins from our domain. I want the ftp users to be able to login using their active directory username/password and have be able to have full access to ...
1
vote
4answers
8k views

Samba Winbind User Resolution

We have successfully deployed AD authentication using Samba and Winbind (idmap_ad) across six Centos 6 servers and have been running happily for a few months now. One of the servers has stopped ...
1
vote
2answers
2k views

Solaris 10: winbind can't connect to Active Directory

Goal: join a Solaris 10 machine to an existing Active Directory. Steps I did: Installed software (Samba 3.4.2 from http://www.sunfreeware.com) Received a Kerberos ticket with kinit ...
1
vote
2answers
3k views

Configure Winbind to get User Info from Windows

I need to configure SAMBA and Winbind on Ubuntu 10.04.1 clients to get their UID, GID, and home directory from Windows Active Directory. I have Windows Services for Unix installed with the relevant ...
1
vote
2answers
2k views

getent groups shows AD groups, but getent passwd doesn't show users

Attempting to get my fedora linux machine to allow Active Directory logons, but I'm not aple to get past this. I'm trying to reconcile a number of tutorials which seem to give contradictory advice as ...
1
vote
1answer
71 views

Samba need an ip of same network of Windows Active Directory to make the join?

Im working to setup samba in windows network. The goal is windows users from Active Direcotry uses their passwords to log in samba shares. I am not sure if, in this setup, AD server and Samba Server ...
1
vote
2answers
4k views

Samba/Winbind: adding domain users to local groups based on domain group

I have a Redhat ES 6 server that's successfully joined to a domain via Winbind (i.e. I can login to the Redhat server using domain credentials with no issues). What I'm looking to do at this point is ...
1
vote
1answer
2k views

Winbind Centos wrong UID/GID

Here's the scenario: I have two machine: Ubuntu, running ldap to authencticate users CentOs, uses winbind to authenticate users to mount homedirs I use fstab and nfs shares. The problem is this: ...
1
vote
1answer
1k views

saslauthd and PAM: “Too many open files” error - saslauthd restart fixes this - what is wrong?

I have a Postfix mail server running Debian Squeeze. SASL authentication for secure SMTP is supported by saslauthd which relies on pam, which relies on winbind. This pattern seems to be reoccuring ...
1
vote
2answers
2k views

Samba: AD authentication for local users

We have a lot of Linux development servers which are generally accessed via SSH. Each developer has a local account on each box, managed by Puppet. Logins are via private keys only; there are no local ...
1
vote
1answer
6k views

Samba4 net join member fails

I'm trying to join a RHEL6 server using samba4 to a domain. Net ads join works correctly, join member does not however. Effectively wbinfo --getdcname does not work where as wbinfo --dsgetdcname does. ...
1
vote
1answer
2k views

CentOS 6 Unable to Resolve One AD Account

I have a problem that has got me going round in circles. We have 14 Centos 6 AD integrated servers using Samba/Winbind with idmap_ad (security = ads, idmap backend = ad), this setup is running ...
1
vote
1answer
3k views

Linux PAM pam_succeed_if.so

I've specified an AD security group in PAM to restrict which domain users can login. I've also restricted sessions for AD users to this group. This prevents a logged in user from doing an "su -" to ...
1
vote
1answer
961 views

Restrict su to domain user in Winbind/Kerberos Linux AD integration

We've got some RHEL 5 servers joined to AD using Winbind/Kerberos which is working well overall. I've specified an AD security group in PAM to restrict which domain users can login. auth ...
1
vote
1answer
139 views

Winbind not enumerating users and groups of trusted domain

I'm using Samba 4.1.6-Ubuntu in Ubuntu 14.04, for authenticating users from two domains with a one-way cross-forest trust between them. Samba machine is joined to DOMAINA, while DOMAINB is the trusted ...
1
vote
0answers
176 views

Create and Manage Windows NFS Shares for Linux Clients with AD Authentication

I have a Windows file server that I would like to create NFS shares on. These shares need to be accessible by both Windows 7 domain clients and Linux clients (Red Hat 5 & 6) using Samba/Winbind ...
1
vote
1answer
139 views

Ubuntu 14.04 Active Directory auth fails after static ip config

I'm having 6 Ubuntu 14.04 servers that are joined to active directory (2003 domain functional level 2008r2 schema) All of the servers work's fine when network interface is configured to use DHCP. But ...
1
vote
1answer
348 views

Fedora 21 as an AD member suddenly stopped working

I had my Fedora 21 workstation connected to my AD domain and working for about a month and all was well and then I came in one morning and couldn't login. My initial response was blaming Win2013 and ...
1
vote
0answers
64 views

winbind needs to be restarded after boot

Environment: Centos 6.6 Samba 3.6.23-12.el6 I have succesfully connected the server to an Active Directory Domain and I have configured it as a Samba File Server. It works fine as long as I reboot, ...
1
vote
0answers
279 views

AD Authentication with SAMBA, Winbind and SSS

I'm having trouble authentication with AD to a SAMBA share on a linux server. Authentication appears to be working, but only halfway... [root@myserver ~]# wbinfo -a my_ad_user%password123 ...
1
vote
0answers
274 views

after upgrade to winbind 3.6.24 the NT users cannot login into my RHEL4 box

I upgraded winbind/samba from 3.0.33 to 3.6.24 in a 32-bit RHEL4 box. The problem now is that any NT user cannot login. The error message found in /var/log/messages is Sep 3 09:05:20 node2 ...
1
vote
2answers
5k views

winbindd: kinit succeeded but ads_sasl_spnego_krb5_bind failed: Cannot contact any KDC for requested realm

While looking for reasons why logging in to a samba machines joined to Active Directory is slow I have the strong impression that the following error in my log file could be a hint. Apr 3 14:44:14 ...