Re: SO_REUSEPORT and multicasting

[James Courtier-Dutton]

Jason wrote:
> I wrote a program that uses multicasting to send data.
>  It works great on HP-UX but does not work on Fedora
> Core 5.  I emailed the fedora list but they were of
> little to no help.  
>
> Does the kernel support SO_REUSEPORT?  If so can
> anyone give me some suggestions why my program does
> not work on Linux?  I did a route add -net 224.0.0.0/4
> dev eth0 but that did not do anything.
>
> Thanks,
> Jesse
>
>   
That address is a multicast address, and therefore needs to go in the 
multicast routing table, and not the unicast one.
You are using a command that only modifies the unicast table.

James

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