[asterisk-dev] SIP ghost calls

[Zoa]

Google for rtptimeout

Zoa

Hans Petter Selasky wrote:
> Hi,
>
> I'm playing around with a new SIP phone connected to Asterisk 1.2.13. I am 
> performing some tests, and one of them is the "cable unplug" test.
>
> During a call I unplugged the ethernet cable, and to my surprise, the call was 
> not disconnected. Even after 20 minutes. This is very bad!
>
> Can anyone explain why Asterisk does not ping the SIP phone regularly, and if 
> there is no reply, disconnect all associated calls?
>
> Just imagine what happens if two persons call eachother, using SIP phones over 
> the PSTN network, and both disconnect their phones. Who is going to pay for 
> the ghost call, which might last forever?
>
> --HPS
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