First, you have to make the appropriate directories available to nfs by “exporting” them. On the remote server, edit the /etc/exports file to expose the directories you need to the hosts that need to access them. See the man page for exports to find out all your options, but here’s a simple example from my [...]

This is an introductory guide for people learning to use a Linux system. It focuses on command-line usage. This is not because everyone will be doing everything at the command line. On the contrary, there are many useful GUI tools and programs in Linux, and some people will be content to stay with these. However, in contrast to GUI programs, which can be learned largely by “click and try”, the command-line requires some deliberate learning, and reading documentation. The benefit of this investment is that you will learn the tools and tricks of the command line which are in many cases faster, more powerful, and more flexible than any GUI program.

The nfs and portmap services should be set and checked for the appropriate runlevels. The portmap service should already be running on most standard Linux installations, but its save to check. [bash]# chkconfig –level 345 nfs on [bash]# chkconfig –level 345 portmap on [bash]# chkconfig –list nfs [bash]# chkconfig –list portmap Although the export settings can be pushed through [...]

When a user and client workstation connect to an NFS server, the server firstly checks to ensure that a connection can be established from the workstation. If the connection is allowed, then the user that is logged onto the workstation is then authenticated against their account located on the server to determine if they are [...]

Network File System (NFS) is a network file system protocol originally developed by Sun Microsystems in 1983, allowing a user on a client computer to access files over a network as easily as if the network devices were attached to its local disks. NFS, like many other protocols, builds on the Open Network Computing Remote Procedure Call (ONC RPC) system.

Runlevels on linux OS presents major differences on how your linux box will boot up and behave. Runlevels on linux changes a variety of execution patterns on loading up INIT process, environment, kernel modules, applications and services when booting up a linux box. In Linux, runlevels are represented by /etc/inittab text file. The default runlevel [...]

Looking for portmap rpm package in Fedora 8? How to recover and install portmap on Fedora 7 and Fedora 8? Have you lost or uninstalled your portmap package on Fedora 7/8? Does your NFS service handing due to deactivated portmap service? Are you experiencing weird start up problems with your NFS? What is Portmap? Portmap [...]

Password Sniffer on Linux? Yep, we all need to be informed of passwords being sniffed out! I would not entail those details and cover specific issues of identifying your network securities as that would be large enough to be covered here and case to case basis. However, those two words are being mentioned here and [...]

Here’s a quick post on how to build and setup NFS server. Fedora 9: Quick NFS Server HowTo NFS Server Configuration 1. Download and install NFS rpm package using yum # yum -y install nfs-utils rpcbind If  you have an earlier Fedora versions # yum -y intall nfs-utils portmap 2. Prepare and modify /etc/exports for [...]

Sharing files over network have been very usual network activity in any type of networks whether private or public network. NFS is only way of sharing files located from server over a network of hosts. Here’s a quick run down on how top mount an existing read-only NFS share folder over a network from a [...]

Considering the high-end rising PCs and storage capacity nowadays, it is now practical and cost effective to do backup management and administration to server’s local or network storage disk, not like decades ago where you would buy a very costly tape backup drive to backup small enteprise scaled data. This is where we cover BackupPC. [...]