Celliax.Org

- get required packages (you should fetch development packages as well)

apt-get install asterisk-dev

- get celliax from svn

- assumed you use the command from download page

cd celliax

- make INCLUDE="-I/usr/include" \
SUBDIRS=channels CHANNEL_LIBS=chan_celliax.so \
subdirs

- now copy chan_celliax.so to /usr/lib/asterisk/modules
and _required_ configs from celliax_stuff/newconfigs

- done. get something to eat.