[asterisk-dev] Re: How to busy out PRI channels?

[Eric "ManxPower" Wieling]

Tony Mountifield wrote:
> In article <4547C207.6000209 at fnords.org>,
> Eric \"ManxPower\" Wieling <eric at fnords.org> wrote:
>> Alistair Cunningham wrote:
>>> When I was an engineer working mostly with IBM Websphere Voice Response, 
>>> and we wanted to take a machine down, we would quiesce the trunk(s) as 
>>> above, then wait until only 1 or 2 calls were left, then cut off these 
>>> remaining calls. We felt this was the best compromise between cutting 
>>> off as few callers as possible, and minimising the time the system was 
>>> unavailable to new callers.
>>>
>>> A facility to do this in Asterisk would be most welcome.
>> "stop gracefully" does something similar.
> 
> But does it stop new calls coming in while it's waiting for the existing
> calls to finish? I suspect not.

Yes.  "stop gracefully" does not allow additional calls and does not 
terminate existing calls.