[linux-dvb] Re: IP Multicast reception over DVB-T

[Johannes Stezenbach <js@convergence.de>]

Bertrand Mazieres wrote:
> 
> dvb0_1, listening on PID 2119 [i.e. pid carrying multicast stream 224.2.4.6.]
...
> # tethereal -i dvb0_1
> Capturing on dvb0_1
>   0.000000 192.168.3.73 -> 224.2.4.6    UDP Source port: 32769  Destination port: 1234
>   0.035889 192.168.3.73 -> 224.2.4.6    UDP Source port: 32769  Destination port: 1234
>   0.100059 192.168.3.73 -> 224.2.4.6    UDP Source port: 32769  Destination port: 1234
> 
> Can anyone please help ?
> Note that the same problem occurs with linux1.0.0pre2 and pre3 and a
> workaround had to be used on older drivers.

What workaround?

Can you capture a few packets with 'apps/test/test_sections 2119' and
post the first 16 (or so) bytes of each section?

Or alternatively read ETSI EN 301 192 chapter 7 (available for free
from http://www.etsi.org/) and check dvb_net.c?


Johannes


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