On Sun, Oct 31, 2010 at 12:45 PM, Joel Maslak <[email protected]> wrote:
> On Oct 31, 2010, at 9:57 AM, Jeff LaCoursiere <[email protected]> wrote:
>
>> This only tells you after it is way too late that you now have upstream
>> bills to wrangle with your carriers about, or (like in my case) that your
>> balance is now depeleted, if it trips anything at all.
>>
>> In my very recent case only FIVE calls, all placed at the same time,
>> caused charges of over US$8K as they stayed connected for over two days.
>> This would not have tripped any erlang threshold, and you don't even know
>> that it is affecting your balance until the calls cease.
>
>
> It would have alerted me within 24 hours, which would have been 1/2 the cost. 
>  Of course I have an average erlong much lower than 5 over 24 hours.
>
> How did they get in?  Did they guess a password to get in?  Was the password 
> a good, complex password?  Or did they get in a different way?
>
> That said (thinking out long), I might need to add a trigger for long-lived 
> calls.  Even one long lived call to the wrong destination would cost 
> significant money.  Maybe I should notify on any call longer than 3 hours 
> during the day, 2 hours long at night?  I'll have to look through my CDRs to 
> see how often this would trigger in my environment.

Has it ever occurred to you? Use fail2ban?

>
>
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