New feature: zeroconf networking by default, please test

Joel Bryan Juliano joelbryan.juliano at
Wed Dec 13 16:20:42 UTC 2006

On 12/13/06, Martin Pitt <martin.pitt at> wrote:
> Hi all!
> Yesterday, the remaining bits of the "Zero-configuration networking"
> specification made their way to the archive and await hordes of fans,
> happy users, and of course, bug reports.
> The basic idea is that whenever you try to connect to a network and do
> not get a DHCP response, you will automatically get an IP from the
> range (called 'IPv4 link-layer address'). If other
> laptops in the room do the same, they negotiate IP addresses to avoid
> conflicts. Thus every computer is in the same IP network and they can
> communicate with each other.
> Thanks to nss-mdns (which is now also active by default), you can even
> talk to them by their hostnames in the '.local' DNS domain (e. g.
> 'ping joes_laptop.local').
> You can easily build such a network with a crossover ethernet cable
> between two machines or creating a new Wireless network in Network
> Manager. Both statically configured DHCP network interfaces (i. e.
> ifupdown, /etc/network/interfaces) and dynamically configured ones
> (i. e. Network Manager) have been taught to use this new feature.
> You can also manually configure an ethernet interface to use this new
> method exclusively in the Gnome network administration tool. However,
> this is not the common use case.
> This feature provides the basis for the more exciting features like
> automatic network service discovery. We now enable Avahi in the
> default installation, thus you will automatically see resources shared
> by other network computers, such as Music (if you have rhythmbox open
> and enabled sharing of your files), files (if you use
> gnome-user-share), available web servers (if you configure
> libapache2-mod-dnssd), and so on. The tools 'avahi-discover' or
> 'service-discovery-applet' will show you a list of computers and
> resources that are available in the local network.
> I appreciate testing and feedback, in the form of bug reports or
> replies to this mail.
> Thanks and enjoy,
> Martin
> [1]
> --
> Martin Pitt
> Ubuntu Developer
> Debian Developer
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This is all coming out together!! I think Feisty will really ROCK hard!!


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