[Live-devel] testRelay

[Silvije]

Ross Finlayson wrote:
>> I am using testRelay to relay multicast from one network to another.
>> I have PC with two network cards, each in different network.
>>
>> Multicast source is relayed but there is problem: Total multicast
>> bitrate of source is about 20 Mbps and when it is relayed it grows up to
>>   100 Mbps..
>>
>> This is very bad.. is there some kind of a bug?
> 
> No, but have you modfied the "testRelay.cpp" code? 

yes, i have modified source address and port and also
destination address and port

my source is 239.255.255.1:12345
and destination 239.255.255.10:12345


  I suspect that
> you have changed the destination multicast address to be the same as 
> the incoming multicast address.  Don't do this - it will cause 
> outgoing multicast packets to get 'looped back' and re-transmitted 
> (ad infinitum).

I did not such thing. And output to destination on different network 
interfce is done by applying static route into routing table.

Thanx,
Silvije

> 
> "testRelay" was not intended to be used to relay traffic between two 
> different networks using the same multicast address.  (For that, you 
> need proper multicast routing - i.e., enabled in the OS.)
> 
> 
> 	Ross Finlayson
> 	Live Networks, Inc. (LIVE555.COM)
> 	<http://www.live555.com/>
> 
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