Networking

This article is about getting saslauthd working in a chroot'd postfix. Due to jail constraints in Postfix, saslauthd socket and PID needs to be available in there.. this explains how. Gentoo specific, but could be applied with any linux system.

This tutorial is about wardriving using GPS. It explains how to install Garmin Etrex on Ubuntu and how to configure it. It also shows how to use Garmin with GPSDrive and how to convert the data to an xml file which can be imported by Google Earth.

You already installed Linux on your networked desktop PC and now you want to work with files stored on some other PCs in your network. This is where autofs comes into play. This tutorial shows how to configure autofs to use CIFS to access Windows or Samba shares from Linux Desktop PCs. It also includes a tailored configuration file.

This tutorial shows how to set up network-address-translation (NAT) on a Linux system with iptables rules so that the system can act as a gateway and provide internet access to multiple hosts on a local network using a single public IP address. This is achieved by rewriting the source and/or destination addresses of IP packets as they pass through the NAT system.

You can do things between computers on your local network you can’t from out on the internet, such as accessing files in shared folders, or listening to your MP3 collection. By using the free virtual private network application Hamachi, you can access your computer from anywhere on the internet as if you were home on your local network, and here’s how.

This how-to is for installing and configuring OpenVPN on a Gentoo server acting as a firewall/router. I'll also discuss configuring a OpenVPN client on Windows XP. Here is a brief description of what OpenVPN is from their site:

OpenVPN is a full-featured SSL VPN solution which can accomodate a wide range of configurations, including remote access, site-to-site VPNs, WiFi security, and enterprise-scale remote access solutions with load balancing, failover, and fine-grained access-controls

Good howto on starting and stopping windows services across the network