[Freeswitch-users] How to call multi gateways for failover with early media?

Steve Underwood steveu at coppice.org
Mon Apr 6 04:43:05 PDT 2009

Kristian Kielhofner wrote:
> On Sun, Apr 5, 2009 at 11:12 PM, David Knell <dave at 3c.co.uk> wrote:
>> Ah, well, that's where you're trying to change the way that things
>> have been done for some decades.  Ringback has historically been
>> generated close to the called party, which is why you hear different
>> ringback if you call people in different countries.
>   What's wrong with that?  Isn't that what we are all doing (or trying
> to do), to some extent?
>   International dialing very well may use different ringbacks but:
> 1)  How important is this, really?
> 2)  How much more complicated is adding at least the real potential for 180?
The actual ringback tone may not be important, but many other 
supervisory indications may occur at that point, either as tones or as 
voice announcements. E.g. call a cellphone that has problems - out of 
range, out of service, etc - and you will probably get a voice 
announcement telling you want's up.


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