[asterisk-users] checking if a phone number is UP

[Markus]

But wouldn't that mean that every customer line is busy every 30 minutes 
for a few milliseconds for real callers? Unless there is more than 1 
concurrent call enabled on the customers line.

:)


Am 09.02.2012 15:59, schrieb Bryant Zimmerman:
> We designed our solution the following way.
>
> We have several land line numbers hooked to an asterisk testing server.
> The testing server places one call every X seconds per line to a number
> we want to test . We cycle through each number in our testing pool. Each
> number on average is tested once every 30 min this can be adjusted by
> the dial rate and the number of test lines in the outbound calling pool.
> When a call comes from one of our test numbers our inbound dial plans
> log the call and busy's out. So the test call is not answered and no
> call charge is assessed per carrier. To verify that a test succeeded the
> testing server checks the database after it gets a busy. By design if a
> call comes in it is checked before any line counts are tested so this
> method never effects the customers line counts. We also have a full
> audio/dtmf test that is run once a day per number. This means that the
> first test call of the day is actually answered and a DTMF and audio
> hand shake is done. Both ends log the result in a database.
>
> We catch vendor issues with these methods and it allows us to open
> tickets and resolve issues before a customer knows there might be an
> issue. Our vendors hate the system as we tend to catch any hiccup they
> may be having as well. Several of them are mistified how we can open
> tickets on issues consistently before they know they have an issue.
> Bryant
>
>
> ------------------------------------------------------------------------
> *From*: "Aurimas Skirgaila" <a.skirgaila at gmail.com>
> *Sent*: Thursday, February 09, 2012 9:34 AM
> *To*: "Asterisk Users Mailing List - Non-Commercial Discussion"
> <asterisk-users at lists.digium.com>
> *Subject*: [asterisk-users] checking if a phone number is UP
>
> hi,
>
> We have a phone number from third party provider which is used for
> inbound calls. How could I monitor if this phone number is reachable?
>
> the initial idea doesn't sound elegant:
> - on my SIP server I set couple seconds of ringing before Answer().
> - the monitoring server calls to that phone number for few seconds,
> checks if it "hears" the ringing and hangs up the call.
>
> **
> I use Nagios to check if my services are UP using check_sip, but it this
> situation I'm more concerned about my DID provider than my server. It's
> just like pinging a phone number.
>
>
>
> Thank you,
> Aurimas
>
>
>
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