Coherence Media Server on Ubuntu

link oficial:
link startup services:
link backends:

Importante: At first you need to be sure that you have setup a multicast route for UPnP messages. If you don't but have a default route attributed, then this later will be used. Otherwise, simply declare a new route for UPnP multicasts (for example using eth0 interface) :

sudo route add -net netmask eth0