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…


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:…


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…


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…