Capturing Network Packet Traces in NetApp ONTAP for NFS and CIFS Troubleshooting
When an NFS or CIFS/SMB client cannot mount or access a share, basic connectivity tests alone may not reveal where…
Understanding NFSv4 Identity Mapping in NetApp ONTAP (AUTH_SYS and File Ownership Under the Hood)
NFSv4 introduced significant changes compared with NFSv3, including how file and directory ownership is represented between NFS servers and clients….
Understanding Identity Mapping in NetApp ONTAP – Windows, UNIX, and Kerberos Users
In environments where both SMB/CIFS and NFS are used, NetApp ONTAP must translate user identities between different authentication systems. Windows…
Step-by-Step Guide Part 6: How to build your own NetApp ONTAP 9 LAB – NFSv4 Pitfalls
When you switch from NFSv3 to NFSv4, things definitely change under the hood, and suddenly your permissions or ownership mappings…
Step-by-Step Guide Part 5: How to build your own NetApp ONTAP 9 LAB – Root Squashing
If you’ve ever tried as root to chown, chmod, or just create a file on an NFS-mounted share and were…
Mastering NFS Protocol Versions and analyze required Traffic
When firewalls are in place between NFS clients and servers, it can be complex when providing NFS version 3 and…
