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what is dns ? A fundamental networking service  that translates human readable Domain names to numerical IP addresses. Prerequisites: We have to take two server/nodes one of  is server another client server. You must have static IP and Hostname 1 Workstat...

 After that go to the configuration and give entry  # vim  /etc/named.conf Create The Zone File

In the second image as shown we have to create the zone sections. Zone “example.com” IN { type master; file “forward.example.com”; Allow-update { none; }; }; Zone “1.168.192.in-addr.arpa” IN { type  master; file “reverse.example.com” Allow-update { none; }; };...

$ whatever file we gave in our named configuration file that files should be present in /var/named directory . Now we have to create the files. # vim /var/named/forward.example.com # vim /var/named/reverse.example.come eeed $ forward.example.com and reverse...

Note: Make sure you have changed the group ownership of the file , if you have complted configuration of the file but did not change the group ownership then the DNS server did not work. $ Now you will move on to the client site.  $  In there we have to config...

What is Network File System “NFS” ? NFS stands for network file system u have a folder on Computer erver Yo A, and you want to open or edit files in that folder from Computer B — without copying them. NFS makes that possible.  1. Centralized Storage {why} Stor...

3. create a directory and give the full permission to /sankar/nfs directory  #mkdir -p /sankar/nfs  #chmod  777 /sankar/nfs 4. After that open the configuration file and give the entry  # vim /etc/exports  /sankar/nfs 192.168.96.42(rw,sync)   Save and exit Af...