NFS Services Administrator's Guide (762805-001, March 2014)

Contents
HP secure development lifecycle......................................................................7
Preface: About this document .........................................................................8
Intended audience....................................................................................................................8
Publishing history......................................................................................................................8
What's in this document............................................................................................................9
Typographical conventions....................................................................................................9
HP encourages your comments...................................................................................................9
1 Introduction ............................................................................................10
ONC services overview...........................................................................................................10
Network File System (NFS).......................................................................................................10
How NFS works.................................................................................................................11
NFS Services................................................................................................................11
NFS Shared Filesystems..................................................................................................11
NFS Servers and Clients.................................................................................................11
New features in NFS...............................................................................................................11
NFS version 4 protocol (NFSv4)...........................................................................................11
Sharing and unsharing directories........................................................................................14
Mounting and unmounting directories...................................................................................15
Support for WebNFS..........................................................................................................16
Secure sharing of directories...............................................................................................16
Client failover....................................................................................................................16
Replicated Filesystems....................................................................................................17
Enhanced NFS logging.......................................................................................................17
IPv6 support......................................................................................................................17
2 Configuring and administering NFS services................................................18
Prerequisites ..........................................................................................................................18
Verifying network connectivity..............................................................................................18
Verifying user IDs and group IDs setup..................................................................................18
Verifying group restrictions .................................................................................................19
Configuring and administering an NFS server............................................................................20
NFS configuration files and daemons...................................................................................20
Configuring the NFSv4 server protocol version ......................................................................21
Enabling an NFS server .....................................................................................................21
Sharing directories with NFS clients......................................................................................22
Sharing a directory with NFS Clients...............................................................................23
Examples for Sharing directories ....................................................................................24
Secure sharing of directories ..............................................................................................25
Secure NFS setup with Kerberos......................................................................................26
Secure NFS client configuration with Kerberos..............................................................28
Accessing shared NFS directories across a firewall.................................................................29
Sharing directories across a firewall without fixed port numbers (NFSv2 and NFSv3)..............30
Sharing directories across a firewall using fixed port numbers in the nfs file...........................30
Sharing directories across a firewall using the NFSv4 protocol............................................31
Sharing directories across a firewall using the WebNFS Feature..........................................31
How WebNFS works................................................................................................31
Configuring an NFS server for use by a PC NFS client............................................................32
Unsharing (Removing) a shared directory..............................................................................33
Disabling the NFS server ...................................................................................................34
Configuring and administering NFS clients ................................................................................34
NFS client configuration files and daemons...........................................................................34
Contents 3