Linux NFS Server Configuration You can configure the NFS server by editing the /etc/exports file. This file is similar to the /etc/fstab file in that it is used to set the permissions for the file systems being exported. The entries look like this: /file/system yourhost(options) … [Read more...]

Start Install or Stop NFS in Ubuntu NFS is not installed by default on Ubuntu, so you need to install the nfs-kernel-server package. NFS itself consists of several programs that work together. One is portmap, which maps NFS requests to the correct daemon. Two others are nfsd, which is the NFS … [Read more...]

ssh-keygen to Enable Key-Based Logins There is a weak link in the SSH system, and, inevitably, it lies with users. No matter what lengths system administrators go to in training users to be careful with their passwords, monitors around the world have Post-it notes attached to them with … [Read more...]

Linus SSH Tools To the surprise of many, OpenSSH actually comprises a suite of tools. We have already seen ssh, the secure shell command that connects to other machines, and sshd, the SSH server daemon that accepts incoming SSH connections. However, there is also sftp, a replacement for ftp, … [Read more...]

Setup Up an SSH Server Although Telnet is worth keeping around as a fail-safe, last resort option, SSH is superior in virtually every way. Telnet is fast but also insecure. As stated earlier, it sends all your text, including your password, in plain text that can be read by anyone with the … [Read more...]

Linux set up a Telnet server Telnet is an older service. The client is part of the default installation, but is not activated by default. The server is not part of the default installation. This is because everything Telnet transmits and receives is in plain text, including passwords and other … [Read more...]

Linux troubleshooting connection problems The Linux Documentation Project at www.tldp.org/ offers many in-depth resources for configuring and troubleshooting these connections. The Internet search engine Google is also an invaluable tool for dealing with specific questions about these … [Read more...]

How to configure Dial-Up Internet Access in Linux/ubuntu Most ISPs provide dial-up connections supporting PPP because it is a fast and efficient protocol for using TCP/IP over serial lines. PPP is designed for two-way networking; TCP/IP provides the transport protocol for data. One hurdle faced … [Read more...]

PPPoE Connection configuring manually in Linux You should only need to use these steps if you are using a modem supplied by your ISP, and not a router. The basic steps involved in manually setting up a DSL connection using Ubuntu involve connecting the proper hardware, and then running a simple … [Read more...]