[asterisk-dev] New chan_iax media-only transfers: questions

[Tim Panton]

On 16 May 2006, at 22:22, Kevin P. Fleming wrote:

> Steve Kann wrote:
>
>> chan_iax2 and all IAX2 implementations send PING every few  
>> seconds;  10
>> to 60 seconds or so, depending on the implementation.   chan_iax2  
>> also
>> sends these LAGRQ things, but they're pretty useless, and really  
>> ought
>> to go.
>
> So A will send PINGs to B, and B will send PINGs to C. A will never  
> PING
> C. However, if C goes away, then B will notice, and drop that leg,  
> which
> will then cause the bridge to be destroyed, and A's leg will go  
> away as
> well.
>
> There doesn't seem to be a problem here :-)

Doesn't that depend on the definition of 'Goes away'?
You could have routing cases where the a-->b->c route is fine,
but the a->c route is looped/congested/blocked. That might
result in Steve's case where a and c are throwing mini frames at
each other, and assuming all is well when it isn't.


Tim Panton
tim at mexuar.com