[Xorp-users] Re : Multicast Problem.

[Ben Greear]

On 07/11/2011 11:51 PM, amarnath at copperheadsystems.com wrote:
> Hi All,
> I am using below topology to test multicast,but mcast traffic is not
> forwarded
>
> Host1----192.168.100.0/24----XORP-1.6----193.168.100.0/24---Host2
>
>> IGMP is enabled globally and per interface in XORP.
>
>> IGMPv2 report to join 225.1.1.1 group is sent from Host1, that is
> getting learned in xorp.
>
>> Now i am sending mcast traffic from Host2 to the group 225.1.1.1 but it
> is not forwarded to Host1.
>
> I am using the reference test setup and configuration file as mentioned in
> the below link
> http://wifihack.net/blog/2009/07/igmpv3-multicasting-linux-mrouter-with-xorp-how-to-on-ubuntu/

Did you double-check that your TTL is set to > 1 in your mcast generator?

Also, you might try a more recent xorp..though usually the problem is
configuration of xorp or TTL issues...

Thanks,
Ben

>
>          Thanks in advance.
>
> Regards,
> Amarnath.
>
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-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com