Saturday 10 August 2013

HOW TO CONFIGURE NFS SERVER IN LINUX

Configure nfs server

In this example we will configure a nfs server and will mount shared directory from client side.
For this example we are using two systems one linux server one linux clients . To complete these per quest of nfs server Follow this link
Network configuration in Linux
  • A linux server with ip address 192.168.0.254 and hostname Server
  • A linux client with ip address 192.168.0.1 and hostname Client1
  • Updated /etc/hosts file on both linux system
  • Running portmap and xinetd services
  • Firewall should be off on server
We suggest you to review that article before start configuration of nfs server. Once you have completed the necessary steps follow this guide.Three rpm are required to configure nfs server. nfs, portmap, xinetd check them if not found then install
rpm
Now check nfs, portmap, xinetd service in system service it should be on
#setup
Select  System service
from list
[*]portmap [*]xinetd [*]nfs
Now restart xinetd and portmap service
service restart
To keep on these services after reboot on then via chkconfig command
chkconfig
After reboot verify their status. It must be in running condition
service status
now create a /data directory and grant full permission to it
mkdir
now open /etc/exports file
vi exports
share data folder for the network of 192.168.0.254/24 with read and write access
editing in exports
save file with :wq and exit
now restart the nfs service and also on it with chkconfig
service nfs restart
also restart nfs daemons with expotfs
exportfs
verify with showmount command that you have successfully shared data folder
showmount

configure client system

ping form nfs server and check the share folder
showmount
now mount this share folder on mnt mount point. To test this share folder change directory to mnt and create a test file
mount server directory
After use you should always unmount from mnt mount point
unmount
In this way you can use shared folder. But this share folder will be available till system is up. It will not be available after reboot. To keep it available after reboot make its entry in fstab
create a mount point, by making a directory
mkdir
now open /etc/fstab file
vi fstab
make entry for nfs shared directory and define /temp to mount point
file fstab
save the with :wq and exit reboot the system with reboot -f command
 #reboot -f 
after reboot check /temp directory it should show all the shared data
cd temp

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