[asterisk-dev] Bug#7505 Introduce missing cause "Non-selected user clearing"

[Klaus Darilion]

Armin Schindler wrote:
> Hi all,
> 
> I was a bit disappointed when my feature-request #7505 on the bug tracker
> was just closed by vechers. The given reason: "the bug tracker is not the 
> best tool for feature requests without patches".
> Why shouldn't such request (actually some people might see a bug report 
> here) handled by the bug tracker?
> 
> Anyway, now I try it via this list:
> The cause defined as "Non-selected user clearing" with value 26 is currently 
> neither defined nor used.
> This should be added (like in causes.h) and e.g. app_dial should set this
> to hangupcause for all dialed peers which were dialed, but did not get the
> call, because another peer got the call (hanguptree()).
> According to ISDN spec (I don't know which), this 'cause' signales
> the called party on hangup that another device got the call. This is used
> to avoid adding this call to the phones missed-call-list when another one 
> took it.
> The channel drivers then can see if this hangupcause can be used with
> their tech. At least with ISDN it makes sense.

It also makes sense with SIP (using the Reason header from RFC3326)

regards
klaus

> Every PBX I know (BRI interfaces) does it that way.
> 
> What do you think?
> 
> Armin
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