[dvblast-devel] multicast via 2 interfaces - resend due bad date

[Christophe Massiot]

Hello,

> On 20 Aug 2015, at 10:29, Dan Lita <dan.lita at b1tv.ro> wrote:
> 
> Hi list
> 
> I have the following problem:
> 
> I 'm getting a multicast stream via 2 vlans in the same pc.
> The multicast is 239.10.0.1:1234 originating from 192.168.10.1
> 
> and the ip of the vlans are:
> eth0.5 192.168.5.20  multicast enabled
> and
> eth0.6 192.168.6.20 multicast enabled
> 
> 
> The idea is that I can see the stream with trafshow on both eth0.5 and eth0.6
> but I cannot get those streams with dvblast by using:
> 
> /usr/local/bin/dvblast  -D 239.10.0.1:1234/udp/ifaddr=192.168.5.20 -c /root/scripts/config/p1 -u -U -C
> or:
> /usr/local/bin/dvblast  -D 239.10.0.1:1234/udp/ifaddr=192.168.6.20 -c /root/scripts/config/p1 -u -U -C
> 
> 
> The only way I was able to get the streams is if I configure the eth0.5 with ip from the same class as the encoder.
> (eth0.5 192.168.10.20) and 239.0.0.0 is routed via eth0.5

Then this means it is probably a Linux problem : disable the rp_filter on both interfaces.

Regards,