VLC, multicast, ip-tv, debian, how work together

1) route add -net 224.0.0.0 netmask 255.255.0.0 dev eth1.1

2) vim /etc/sysctl.conf

net.ipv4.conf.all.rp_filter = 0

net.ipv4.conf.default.rp_filter=0

3) reboot

4) run vlc or

vlc --miface eth1.1