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8
votes
1answer
627 views

Simple, centralized user management on a small LAN - NIS or LDAP?

I'm setting up a small LAN for my team. It will, for all intents and purposes, not be connected to any external networks. I would it to have centralized control of user accounts (at least, I think I'd ...
7
votes
5answers
2k views

Replacement for NIS/YP

The company that I am working for is embarking on replacing the current locally developed NIS/YP structure with LDAP. We already have AD in house for the Windows stuff and would like to consider ...
5
votes
4answers
2k views

Login using Active Directory in Linux using Kerberos 5

I have a problem with setting up auth for users on Linux (Fedora Core 15 to be exact) using Active Directory on Windows 2008 Server with installed support for UNIX systems. I've successfully setup ...
4
votes
5answers
635 views

Common user accounts between linux machines

I have a base system with a few (currently two) VMs on top of it, all running Ubuntu Server. I have to keep adding my user account on each system when I bring a new one up, as well as giving it sudo ...
4
votes
1answer
438 views

How do I create NIS groups with large userlists

I am trying to create a NIS group with a member list that exceeds 1024 characters. Now I can't do that because the database that NIS uses restricts the value part of the key/value pair to 1024 ...
4
votes
1answer
2k views

Disable nis login for a particular user on a particular machine

We have a nis server and a nis client in a domain. As part of the in-charge of a subdomain, I want to enable nis logins for only some users on a particular machine, and want to disable the rest of the ...
4
votes
2answers
2k views

NIS failing to bind

I have a bunch of machines which authenticate via NIS to a central server. I just bought a new CentOS 6.2 client machine, and it can't authenticate. The following is a list of the classics people ...
4
votes
1answer
969 views

OSX 10.6 integration into NIS/netgroup/automount infrastructure

I have an existing infrastructure where accounts are maintained under NIS (yp) with no local unix accounts. Also, all the standard maps including hosts, mail aliases, netgroups, etc...are maintained ...
3
votes
1answer
1k views

How do I replace an NIS master server?

I need to take down my current NIS master server because it is running on RHEL 4 which is too old for the auditors to approve now. I think I need to copy some files off the master over to a slave ...
3
votes
1answer
2k views

How can I change passwords on a Linux NIS master?

This seems like it should be simple, but if it is, I must be missing something. I have a Linux NIS master from which I would like to be able to change users' passwords (in cases of forgotten ...
3
votes
2answers
945 views

Password rules for yppasswd

I have a NIS master-slave setup and I would like to improve the password rules/complexity for it. Seems like if I introduce new rules to the NIS Master they are applicable only from there. What I ...
3
votes
1answer
1k views

Delaying NIS & NFS startup till after network interface is fully ready on Fedora 17

I've recently set up a fedora 17 server for our network, and I've been having trouble getting the NIS service to work on startup. Here's some logs from the system: Aug 21 12:57:12 cairnwell ...
3
votes
0answers
155 views

NIS client doesn't see group names

I have added a user to libvirt (id = 504) group on NIS server. On the client when I do group <user>, I get <user> groups: cannot find name for group ID 504 What should I do to get my ...
3
votes
1answer
887 views

What NIS maps are needed for OSX 10.6 to authenticate?

What NIS maps are necessary for OSX 10.6 to authenticate? I have an ubuntu-sever sharing NIS, and from the OSX client, ypcat passwd, ypcat group and (as root) ypcat shadow.byname all work, and return ...
2
votes
1answer
357 views

Switch from NIS/NFS to LDAP/NFS/SMB?

I'm interested in moving from an NIS/NFS server (Ubuntu) to an LDAP/NFS/SMB on an Xserve. I've been able to get LDAP and the file sharing working, but now I'd like to actually import the existing user ...
2
votes
1answer
1k views

Enable NIS extensions (rfc2307) on Samba 4 AD after installation

I'm testing out our samba 4 migration process and when the initial forest/domain was created, it was created without using --use-rfc2307: sudo samba-tool domain provision \ --domain ...
2
votes
1answer
651 views

Mac OS X 10.5/6, authenticate against by NIS or LDAP when both servers have your username

We have an organization-wide LDAP server and a department-only NIS server. Many users have accounts with the same name on both servers. Is there any way to get Leopard/Snow Leopard machines to query ...
2
votes
1answer
353 views

Unix services on Windows Server 2008

Looking to remove a domain controller that is currently the NIS master for our identity management for unix service. Need to know how to migrate the master to a different Windows server. When you ...
2
votes
1answer
26 views

NIS - Proper Format for Multiple Hosts

I'm very new to working with NIS and have been tasked with reorganizing the files. Which is the proper delimiter that should be used for a NIS file with this format: username ...
2
votes
0answers
74 views

Group membership not transferred from server to client

I have a Suse Version 11.1.0.21 Server with home-partitions for every user and shared partitions for different groups. Groups and group rights (3775) are defined. When the group member is logged in at ...
1
vote
5answers
1k views

How to synchronize users, passwords, hosts, etc without NIS

I am administering a very small solaris 2.6 network with 4 boxes total. Is it possible to use scp or similar to replace NIS for synchronizing users, groups, hosts, etc? This network is only a ...
1
vote
4answers
199 views

Server-based homedirs and universal logon on a Linux network? (Other than with NFS+NIS?)

This question was kinda, sorta, already asked, but there's a security issue with the NFS+NIS setup that still bugs me: if you know somebody's username/uid, you can setup a *nix computer, create a user ...
1
vote
2answers
756 views

Integrate LDAP into NIS

I have the task to implement a LDAP service for the typical use cases: User authentication, storing more information on users, storing information on machines, etc. Currently, we have a working NIS ...
1
vote
1answer
42 views

Neglected services on old DC - how to move to new DC?

We have installed a new Server 2012. The new server: DC3 (192.168.0.3), has been promoted, and is now our main DC (includes : DNS, DHCP) Schema master DC3.domain Domain naming master ...
1
vote
1answer
132 views

NIS users suddenly can't login to SSH

I've recently added a new (client) server to my NIS. For a month or so this worked fine, but since today I suddenly can't login through SSH anymore. Some other services (e.g. IMAP) on the same server ...
1
vote
1answer
89 views

How to test that DNS from NIS is working?

In my /etc/nsswitch.conf have I set hosts: files nis dns With ypwhich ypcat hosts ypcat passwd can I verify that passwd and group are retrieved over NIS. Question How do I verify that DNS is ...
1
vote
1answer
295 views

NIS login: one user account multiple home directories possible?

I have a network of linux clients and servers that are used for numerical computations; and I'm using NIS for user authentication. After a successful login, every user lands in her / his home ...
1
vote
2answers
648 views

What is required for LDAP authentication to work?

I would like to have LDAP authentication on a webpage. On a CentOS server the .htaccess looks like this Order deny,allow Deny from All AuthName "Only members" AuthType Basic AuthBasicProvider ldap ...
1
vote
1answer
2k views

How can I tell which clients are connecting to a NIS/ypserv master server?

I don't have much experience working with NIS at all, as I came from an LDAP environment. I have a project to move a bunch of clients within a NIS domain to point at a new NIS master server. There's ...
1
vote
1answer
213 views

Basic NIS questions

I'm a software developer who finds himself the SA stuckee when one SA went on vacation right after the other one quit. We have a network of redhat/solaris machines with a solaris NIS server. I want to ...
1
vote
2answers
2k views

command for list users in linux system

How can i list all the linux users when the ldap autentication is cofigured? I remember that there are one command to list the /etc/passwd files and the ldap users.
1
vote
1answer
1k views

Can I use netgroup at an NIS Client (Redhat) to restrict access to it?

Our company has a central NIS configuration that we are using to access our teams servers (Redhat)... The current configuration allows all valid NIS authenticated users to connect to our servers. We ...
1
vote
1answer
23 views

Why does NIS map error prevent postfix from resolving local alias?

Postfix quit sending me mail from an Ubuntu 10.04LTS server. I spent an hour to two checking /etc/aliases, running and re-running sudo newaliases and sudo postfix reload, web searches for my issue ...
1
vote
1answer
897 views

How to autostart `ypbind` on Ubuntu 14.04

It seems I need to use sysv-rc-conf to manage service startup/shutdown, but no scripts were added to /etc/init.d/ when I installed NIS. I would expect to either have /etc/init.d/nis or ...
1
vote
2answers
548 views

One of my NIS users can't login - why?

I've got an old Solaris 8 server as a client in a NIS domain. All users can login just fine except for one (user 'oracle'). It used to work but late last year "something" changed (I wasn't here at the ...
1
vote
1answer
498 views

I can't logon to the mail server using an NIS user account

Below is my configuration # 2.0.13: /etc/dovecot/dovecot.conf # OS: Linux 3.0.0-17-server x86_64 Ubuntu 11.10 auth_mechanisms = plain login mail_location = maildir:/nfs/users/%u/Maildir passdb { ...
1
vote
2answers
411 views

How to add root user in nis passwd file?

One of the sys admins accidentally moved aside /etc/passwd... doh! Restoring the file from backup doesn't work... it errors out because root user does not exist. I've got NIS running at this site and ...
1
vote
1answer
364 views

Force NIS to use TCP

Is it possible to force NIS to connect using TCP instead of UDP? I've scoured the documentation for both ypserv (to force listening on TCP only) and ypbind (to connect over TCP only) but found ...
1
vote
1answer
807 views

Sun Power Button Won't Shut Down System

Background: We are running NIS and have NFS mounts from a Solaris 10 workstation to a Solaris 8 server. If the workstation loses its network connection for some reason, when I look at the ...
1
vote
4answers
427 views

How to create a Linux Server that inherits authentication from main server?

Can I create another server that uses master server's /etc/passwd to authenticate it's users, and if I share users' homes then they can do everything they want within their home directories without ...
1
vote
0answers
42 views

Strange glitch with NIS

Good day. One of the network users with the NIS account (yp and automount) has some problems: after editing network service configufation file (/etc/sysconfig/network) and rebooting ...
1
vote
0answers
36 views

Root denied login if networking down (on NIS/YP environment)

My 70+ hosts network (mixed CentOS, Fedora) uses NIS/YP. If networking is working OK, then no major issues occur, normally a trouble-less operation. If connectivity is lost, either by a simple loose ...
1
vote
0answers
50 views

Automount directories only on certain clients via NIS and NFS

Is it possible to serve certain files via NIS only to a group of clients and not to all of them? It's probably a very easy task but I'm searching for a while now and don't seem to find an answer. I'm ...
1
vote
1answer
1k views

Trying to configure NIS on a centos client and getting error Domain not bound

I'm trying to set a host to use NIS. I've instlled ypbind and yp-tools. edited /etc/yp.conf: domain mydomain.local server hostname then edited: /etc/sysconfig/network and added: ...
1
vote
0answers
182 views

ssh login attempts fail randomly - but work otherwise for same user

I'm having strange ssh login issues, where the login for a user does work in general, but sometimes it doesn't. here's a failed login attempt: Mar 28 14:49:55 hostname sshd[32247]: Invalid user ...
1
vote
1answer
83 views

Need to put two NIS servers in yp.conf file

How do I configure 2 servers in yp.conf I tried : domain domain.com server server1 server2 but it seems to take the first one Tried: domain domain.com server server1 domain domain.com server ...
1
vote
0answers
129 views

NIS user/group ID resolution fails for one NFS volume but succeeds for another

Network setup: (1) NIS server (nisserver), (2) file server (fserver), (3) cluster head server (queuemaster) (4) cluster compute nodes (node1,node2,...) (gateway=queuemaster) fserver is a NIS ...
1
vote
1answer
380 views

NIS: which mechanism hides shadow.byname for unpriviledged users?

On some Linux box (SLES 11.1) which is a NIS client I can do as root: ypcat shadow.byname and get output, i.e. some lines with the encrypted passwords, amongst other information. On the same Linux ...
1
vote
0answers
241 views

Automount parses NIS map incorrectly on SLES 11.2 x86_64

Good morning, I came across a problem in SLES 11.2 x86_64 where the automount daemon parses a NIS map file incorrectly. It seems to be working fine in SLES 11.1 32 bit, and I cannot see any ...
1
vote
1answer
744 views

NIS user not being added to NIS group

I have set up a NIS server and several NIS clients. I have a user and a group on the NIS server like so: /etc/passwd: myself:x:5000:5000:,,,:/home/myself:/bin/bash /etc/group: ...