Configuring Kerberos for NFS 4.1 access ( Ubuntu)

This blog talks about configuring Kerberos on Ubuntu for NFS access. NFS is hosted on a 2 node cluster environment. Environment: Windows 2012 as DC and cluster node Ubuntu as NFS client Cluster node: Ran the command on the cluster node to check the SPN for NFS   C:\> setspn –l node1 Registered ServicePrincipalNames for…

0

Support for SFU 3.5 over Windows 2003

There are many customer who are still using Service for Unix ( SFU 3.5) in their environment and looking forward for support from Microsoft on issues which they are facing. Windows 2003  and SFU 3.5 are already out of mainstream support.    http://support.microsoft.com/lifecycle/?p1=3207 ==> Lifecycle support for SFU 3.5 Below link talks about the lifecycle support for Windows 2003:…

0

Setgid/Setuid does not work against a NFS share hosted on Windows 2012

One of our customer recently reported issue where setgid/setuid was not working against a NFS share hosted on Windows 2012. Below are two images which shows the expected behaviour while SGID is set on a local share v/s the unexpected behaviour over a NFS share.  ==> NFS Share                    ==> Local share   Through our investigation we…

0

More about Netgroup over NFS

This article discusses lookup mechanism for netgroups. We have multiple customer coming in with the request to restrict the NFS access using Netgroup. Client fencing for NFS is also discussed on the blog http://blogs.technet.com/b/filecab/archive/2012/10/09/how-to-perform-client-fencing.aspx Creating Netgroup can be achieved through Powershell command as discussed on http://technet.microsoft.com/en-us/library/jj603094.aspx New-NfsNetgroup <NetgroupName> Set-NfsNetgroup -NetGroupName "<NetgroupName>" -AddMember "<HostNameofUnix>"   The…

0

IDMU tools missing from RSAT installation on Windows 8

IDMU tools is not part of the RSAT installation for Windows 8. There is a documentation error on the support article http://support.microsoft.com/kb/2693643/en-us talks about the presence of IDMU tools under RSAT. However this has been added back on Windows 8.1 and now IDMU is a part of the RSAT tools for Windows 8.1 released though http://www.microsoft.com/en-us/download/details.aspx?id=39296

0

Character translation does not work on Windows 2012 with NFS v4.1

Character translation between Windows to Unix does not working on Windows 2012 with NFS v4.1. For NFS v3, on Windows 2012 the same configuration works.   This is because the RFC for NFS v4.0 and above is all about uniformity of file names, UTF-8 encoding etc. explicitly. Hence Character translation does not apply to v4.1…

0

SUA-SDK, CSH crashes on Citrix XenApp system

We have got many issues reported for SUA SDK, where the korn/ C shell crashes. While the C shell crashes just after launching the korn shell crashes as soon we run command like clear. With further investigation, we had found that generally this is because of some anti-virus or Citrix software which inject some code…

0

AD primary group (primarygroupID) being sent by the NFS server in case of Kerberos Authentication instead of gidNumber

With Windows 2012, there are multiple options of mapping users and group for NFS access. This has been discussed on the blog below: http://blogs.technet.com/b/filecab/archive/2012/10/09/nfs-identity-mapping-in-windows-server-2012.aspx We came across the difference in behavior while we use the authentication type as Auth_sys to the authentication type Kerberos. While using Kerberos as authentication type on the NFS share then…

0

LDAP calls made from the Unix client query incorrect login shell attribute

Recently while working on an issue where we got an issue where the Users once logged into Linux client were getting incorrect login shell. Changing the Login Shell in Active Directory (from Unix Attribute Tab), did not work as the user were still getting default login Unix Shell. For example ==> This is the default view from…

0