Comment 8 for bug 504282

Rodrigo, I translate with Google, I'm sorry.
The fact that the houses in my local network of several computers and servers run Debian, it DHCP, Squid, etc. All computers go to the Internet through Squid. Local computers at startup automatically disable avahi-daemon because the profile is used .locale

spirit@main:~$ dpkg -l | grep avahi
ii avahi-autoipd 0.6.25-1ubuntu5.1 Avahi IPv4LL network address configuration daemon
ii avahi-daemon 0.6.25-1ubuntu5.1 Avahi mDNS/DNS-SD daemon
ii libavahi-client3 0.6.25-1ubuntu5.1 Avahi client library
ii libavahi-common-data 0.6.25-1ubuntu5.1 Avahi common data files
ii libavahi-common3 0.6.25-1ubuntu5.1 Avahi common library
ii libavahi-core6 0.6.25-1ubuntu5.1 Avahi's embeddable mDNS/DNS-SD library
ii libavahi-glib1 0.6.25-1ubuntu5.1 Avahi glib integration library
ii libavahi-gobject0 0.6.25-1ubuntu5.1 Avahi GObject library
ii libavahi-ui0 0.6.25-1ubuntu5.1 Avahi GTK+ User interface library
ii python-avahi 0.6.25-1ubuntu5.1 Python utility package for Avahi