For acquiring one transponder directly with vlc, used this line

cvlc -vvv –ttl 20 –ffmpeg-hw dvb-t://frequency=770000:bandwidth=8 :dvb-adapter=0 :live-caching=300 :program=2562 –sout « #standard{access=udp,mux=ts,dst=127.0.0.1:5000} »