[asterisk-users] chan_iax2.c: No more space

[Philipp Kempgen]

Tim Panton schrieb:
> On 17 Sep 2008, at 23:50, Philipp Kempgen wrote:
> 
>> Tim Panton schrieb:
>>> On 17 Sep 2008, at 14:57, Philipp Kempgen wrote:
>>>
>>>> Just a quick question
>>>>
>>>> ---cut---
>>>> [Sep 17 15:52:14] WARNING[8232] app_dial.c: Unable to create channel
>>>> of type 'IAX2' (cause 34 - Circuit/channel congestion)
>>>> [Sep 17 15:52:14] WARNING[8232] chan_iax2.c: No more space
>>>> [Sep 17 15:52:14] WARNING[8232] chan_iax2.c: Unable to create call
>>>> [Sep 17 15:52:14] WARNING[8232] app_dial.c: Unable to create channel
>>>> of type 'IAX2' (cause 34 - Circuit/channel congestion)
>>>> ---cut---
>>>>
>>>> Any idea what causes the "No more space" warning? There's a comment
>>>> in chan_iax2.c which says "We've still got lock held if we found a
>>>> spot" but that doesn't really clue me in either.
>>>>
>>>> Most of the time it works perfectly.
>>>>
>>>
>>> In the 1.6 beta code I have to hand, it seems to mean that you have
>>> 'used' all the iax call numbers between 1 and 0x4000
>>> in the last 60 seconds, which seems unlikely unless someone is
>>> DOS'ing you pretty aggressively.
>>>
>>> Could that be the case ?
>>
>> More than 16000 channels in 60 seconds is highly unlikely
>> especially since bridging fax transmissions from PRI channels
>> to iaxmodems is all the machine does. IAX is not even used for
>> public communication.
>>
> 
> Which asterisk version is it running ?

Latest 1.4.x (1.4.21.2). But I checked against 1.6 and that code
is basically the same.


   Philipp Kempgen

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