[Freeswitch-users] ESF_PAGE_GROUP in a box with 2 interfaces

[Luis F Urrea]

wiki updated

On Mon, Feb 22, 2010 at 6:12 PM, Luis F Urrea <lfurrea at gmail.com> wrote:

> Thx Brian,
>
> I understand that you can set the *destination* IP:Port via variables, but
> I was concerned with the source interface of the multicast traffic.
>
> And I just confirmed that on FreeBSD you do not need to specify a route in
> the single interface case because:
>
> "the default multicast route is via the interface
> with the default route; setting a route isn't necessary unless you need to
> force multicast to go via a particular interface by default, this is done
>
> by longest-prefix matching like all other IPv4 routing activities."
>
> They also state that:
>
> "An unprivileged userland application is also able to control where it is
> sending its multicast traffic (without mucking with the routing table)
>
> by using the sockopt IP_MULTICAST_IF.  It can specify the address of any interface on the
> machine"
>
> But this would really be a hassle for the programmer :)
>
> Thx for your help!
>
>
> On Mon, Feb 22, 2010 at 4:35 PM, Brian West <brian at freeswitch.org> wrote:
>
>> The args to the app are the ip and port to send on...
>>
>> /b
>>
>> On Feb 22, 2010, at 4:27 PM, Luis F Urrea wrote:
>>
>> > Since this would be in the category of a host operation and there would
>> be no need to forward multicast traffic between interfaces I thought that
>> maybe there could be code in the esf application that would choose the IP it
>> would bound to.
>>
>>
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>
>
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