There are attributes for the interface used, enable trace logging for
the org.apache.activemq.transport.discovery.multicast.MulticastDiscoveryAgent
and it will output the values used and the attribute names.
Set the attributes via query parameters on the multicast url.
some detail in https://issues.apache.org/activemq/browse/AMQ-2842

On 23 November 2010 18:01, Guillaume HERAIL <guillaume.herail@gmail.com> wrote:
> Hello,
>
> I have 2 servers with 2 network interfaces on them (eth0 : public
> interface, eth1 : vlan). I try to set up an activemq cluster via
> multicast. ActiveMQ doesn't bind on eth1 for multicast as netstat
> shows it :
>
> # netstat -g
> IPv6/IPv4 Group Memberships
> Interface       RefCnt Group
> --------------- ------ ---------------------
> lo              1      ALL-SYSTEMS.MCAST.NET
> eth0            2      239.255.2.3
> eth0            1      ALL-SYSTEMS.MCAST.NET
> eth1            1      ALL-SYSTEMS.MCAST.NET
> lo              1      ip6-allnodes
> eth0            1      ff02::1:ff04:bce
> eth0            1      ip6-allnodes
> eth1            1      ff02::1:ff04:bcf
> eth1            1      ip6-allnodes
> dummy0          1      ip6-allnodes
> tunl0           1      ip6-allnodes
> sit0            1      ip6-allnodes
>
> I have used activemq-dynamic-broker1.xml and modified it so it binds
> on the VLan IP :
>
> <transportConnectors>
>            <transportConnector name="openwire"
> uri="tcp://192.168.0.1:61616" discoveryUri="multicast://default" />
> </transportConnectors>
>
> How can i tell to ActiveMQ tu use eth1 for multicast ?
>
> Thanks,
>
> --
> Guillaume
>



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