Nfs
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Overview
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- Pages: 10
1
What is NFS?
The NFS environment contains the following components: NFS server A system that contains the file resources to be shared with other systems on the network. NFS client A system that mounts the file resources shared over the network and presents the file resources as if they were local.
2
Benefits of NFS
The benefits of an NFS include: Centralized file access Common software access Easy to use
3
NFS works ?
NFS NFS Server Server
A B
192.168.0.253 192.168.0.253 /var/zoom /var/zoom
Linux Linux Client Client
Linux Linux Client Client
A
/nfs /nfs User1
B
/nfs /nfs User2
4
Requirements Packages portmap-4.0-63.i386.rpm nfs-utils-1.0.6-46.i386.rpm Port Numbers 2049 Nfsd 111 Portmap Configuration File /etc/exports Service portmap nfs Daemons nfsd mountd statd lockd
5
NFS Configuration
NFS NFS Server Server 192.168.0.253 192.168.0.253 /var/zoom /var/zoom
Linux Linux Client Client
Linux Linux Client Client /nfs /nfs
/nfs /nfs
6
Configuring NFS Server
Install Installthe thepackage packageby byusing usingone oneof ofthe theinstallation installationmethods methods [root@comp1~]# mount 192.168.0.250:/var/ftp/pub/RedHat/RPMS/ [root@comp1~]# mount 192.168.0.250:/var/ftp/pub/RedHat/RPMS/ /mnt /mnt [root@comp1 ~]# cd /mnt [root@comp1 ~]# cd /mnt [root@comp1 [root@comp1~]# ~]#rpm rpm -ivh -ivh nfs* nfs* --force --force --aid --aid
Create Createdirectory directoryto tobe beshared shared [root@comp1~]# [root@comp1~]#mkdir mkdir/var/zoom /var/zoom
Open Openconfiguration configurationfor forediting editing [root@comp1~]# vi /etc/exports [root@comp1~]# vi /etc/exports
7
/etc/exports
To Toadd addthe thebelow below
/var/zoom /var/zoom
192.168.0.0/255.255.255(ro,async) 192.168.0.0/255.255.255(ro,async)
8
NFS Server
To Torestart restartthe theNFS NFSservices services [root@comp1 ~]# service nfs restart [root@comp1 ~]# service nfs restart
To Tocheck checkNFS NFS server server [root@comp1 [root@comp1~]# ~]#showmount showmount -e -e <servername <servername or orserver serverip> ip>
9
Configuring Client
Create CreateMount Mountpoint pointon onclient client [root@comp1 ~]# mkdir /nfs [root@comp1 ~]# mkdir /nfs
Mount Mountremote remoteshared sharedfilesystem filesystemon onlocal localmount mountpoint point [root@comp1 [root@comp1~]# ~]#mount mount 192.168.0.253:/var/zoom 192.168.0.253:/var/zoom /nfs /nfs [root@comp1 [root@comp1~]# ~]#cd cd /nfs /nfs
10
What is NFS?
The NFS environment contains the following components: NFS server A system that contains the file resources to be shared with other systems on the network. NFS client A system that mounts the file resources shared over the network and presents the file resources as if they were local.
2
Benefits of NFS
The benefits of an NFS include: Centralized file access Common software access Easy to use
3
NFS works ?
NFS NFS Server Server
A B
192.168.0.253 192.168.0.253 /var/zoom /var/zoom
Linux Linux Client Client
Linux Linux Client Client
A
/nfs /nfs User1
B
/nfs /nfs User2
4
Requirements Packages portmap-4.0-63.i386.rpm nfs-utils-1.0.6-46.i386.rpm Port Numbers 2049 Nfsd 111 Portmap Configuration File /etc/exports Service portmap nfs Daemons nfsd mountd statd lockd
5
NFS Configuration
NFS NFS Server Server 192.168.0.253 192.168.0.253 /var/zoom /var/zoom
Linux Linux Client Client
Linux Linux Client Client /nfs /nfs
/nfs /nfs
6
Configuring NFS Server
Install Installthe thepackage packageby byusing usingone oneof ofthe theinstallation installationmethods methods [root@comp1~]# mount 192.168.0.250:/var/ftp/pub/RedHat/RPMS/ [root@comp1~]# mount 192.168.0.250:/var/ftp/pub/RedHat/RPMS/ /mnt /mnt [root@comp1 ~]# cd /mnt [root@comp1 ~]# cd /mnt [root@comp1 [root@comp1~]# ~]#rpm rpm -ivh -ivh nfs* nfs* --force --force --aid --aid
Create Createdirectory directoryto tobe beshared shared [root@comp1~]# [root@comp1~]#mkdir mkdir/var/zoom /var/zoom
Open Openconfiguration configurationfor forediting editing [root@comp1~]# vi /etc/exports [root@comp1~]# vi /etc/exports
7
/etc/exports
To Toadd addthe thebelow below
/var/zoom /var/zoom
192.168.0.0/255.255.255(ro,async) 192.168.0.0/255.255.255(ro,async)
8
NFS Server
To Torestart restartthe theNFS NFSservices services [root@comp1 ~]# service nfs restart [root@comp1 ~]# service nfs restart
To Tocheck checkNFS NFS server server [root@comp1 [root@comp1~]# ~]#showmount showmount -e -e <servername <servername or orserver serverip> ip>
9
Configuring Client
Create CreateMount Mountpoint pointon onclient client [root@comp1 ~]# mkdir /nfs [root@comp1 ~]# mkdir /nfs
Mount Mountremote remoteshared sharedfilesystem filesystemon onlocal localmount mountpoint point [root@comp1 [root@comp1~]# ~]#mount mount 192.168.0.253:/var/zoom 192.168.0.253:/var/zoom /nfs /nfs [root@comp1 [root@comp1~]# ~]#cd cd /nfs /nfs
10
