Nfs

NFS Network File System Revised November 16, 2003 Professor Tom Mavroidis

The NFS HOWTO’s ,[object Object],[object Object],[object Object]

RFC’s ,[object Object],[object Object],[object Object],[object Object]

What’s new in Version 4 ,[object Object]

Introduction ,[object Object],[object Object],[object Object],[object Object]

Three Layers ,[object Object],[object Object],[object Object],[object Object]

Disadvantage to NFS ,[object Object],[object Object],[object Object]

Starting up NFS ,[object Object],[object Object],[object Object],[object Object],[object Object]

You can verify that these are running by issuing this command (as root) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ways to reduce security risks ,[object Object],[object Object],[object Object],[object Object],[object Object]

Similarities ,[object Object],[object Object],[object Object],[object Object],[object Object]

Notes ,[object Object],[object Object],[object Object]

Principles ,[object Object],[object Object],[object Object]

During bootup ,[object Object],[object Object],[object Object]

NFS Client/Server ,[object Object],[object Object],[object Object],[object Object]

NFS Server exports ,[object Object],[object Object],[object Object],[object Object]

NFS Client ,[object Object],[object Object],[object Object]

Client options ,[object Object],[object Object],[object Object],[object Object]

Protocols ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

UDP ,[object Object],[object Object],[object Object]

Application Layer Protocol ,[object Object],[object Object],[object Object]

RPCs Remote Procedure Calls ,[object Object],[object Object],[object Object]

RPCs ,[object Object],[object Object],[object Object],[object Object]

Port Numbers ,[object Object],[object Object],[object Object]

Portmapper ,[object Object],[object Object]

rpcinfo -p localhost ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

nfsstat ,[object Object],[object Object],[object Object]

XDR (External data Representation) ,[object Object],[object Object],[object Object]

Top Level Formats ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Limitations of NFS ,[object Object],[object Object],[object Object],[object Object],[object Object]

EXPORTS ,[object Object],[object Object],[object Object],[object Object]

EXPORTS file and Options ,[object Object],[object Object],[object Object],[object Object]

Export file options ,[object Object],[object Object],[object Object],[object Object],[object Object]

Mounting ,[object Object],[object Object],[object Object],[object Object],[object Object]

Mount options ,[object Object],[object Object],[object Object]

Mount -a -t nfs ,[object Object],[object Object],[object Object],[object Object]

Creating an NFS Export ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Security ,[object Object],[object Object],[object Object],[object Object],[object Object]

So in summary ,[object Object],[object Object],[object Object],[object Object]

Setting Up Suse Specific NFS ,[object Object],[object Object]

Verifying the NFS daemons ,[object Object],[object Object],[object Object],[object Object]

You can verify that the rpc.knfsd, rpc.kmountd, and portmap daemons are running ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Starting the portmapper ,[object Object],[object Object]

Start up the NFS daemons ,[object Object],[object Object]

Note: ,[object Object],[object Object],[object Object]

Starting and Stopping the Server ,[object Object],[object Object],[object Object],[object Object]

Access options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

sample /etc/exports file ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

# sample /etc/exports file ,[object Object]

/ master(rw) trusty(rw,no_root_squash) ,[object Object],[object Object]

/projects proj*.local.domain(rw) ,[object Object],[object Object]

/usr *.local.domain(ro) @trusted(rw ) ,[object Object]

/home/joe pc001(rw,all_squash,anonuid=150,anongid=100) ,[object Object]

/pub (ro,insecure,all_squash) ,[object Object]

/pub/private (noaccess) ,[object Object]

Accessing data remotely with NFS ,[object Object],[object Object]

File attributes and ownership ,[object Object]

Once you have created the mount point, you can use the mount command as follows: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Assignment ,[object Object],[object Object]

Nfs

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Nfs