Re: [asterisk-biz] USA termination-dialer traffic

>>-----Original Message-----
>>From: asterisk-biz-bounces@lists.digium.com [mailto:asterisk-biz-
>>bounces@lists.digium.com] On Behalf Of Alex Balashov
>>Sent: September-27-09 4:09 PM
>>To: Commercial and Business-Oriented Asterisk Discussion
>>Subject: Re: [asterisk-biz] USA termination-dialer traffic
>>
>>Tom Moore wrote:
>>
>>> Actually your probably right.
>>> This dialing is done manually by a few people.
>>> It isn't a computer doing the dialing and then waiting for the live
>>agents
>>> to answer the answered calls.
>>
>>What matters to carriers and ITSPs is not how the dialing is
>>initiated, but:
>>
>>1) CPS - the pace of dialing, measured in calls setup requests per
>>second.
>>
>>Higher CPS creates more load on the system. The elephantine claims of
>>marketing aside, there's very little equipment out there - including
>>big-iron, large-scale commercial equipment - that won't start to
>>experience problems after a few dozen CPS at most.
>>
>>Concurrency is a huge issue. Spikes in call load that overwhelm the
>>service delivery apparatus at inopportune moments are also undesirable.
>>
>>2) ASR - The percentage of calls that are to bad/disconnected/stale
>>numbers and/or the percentage of calls that go unanswered.
>>
>>Most carriers and ITSPs only start billing once the call is actually
>>picked up at the far end. That means that if, say, 60% of the calls
>>sent through the system never get picked up, that's an awful lot of
>>processing, trunk channels, timeslots, bandwidth, etc, etc. tied up on
>>the system relative to the amount of billable minutes extracted.
>>
>>...
>>
>>ITSPs and carriers look very unfavourably upon outbound dialer traffic
>>of high CPS and low ASR. If you tell them that's the kind of traffic
>>you'll be sending, they will be happy to give you their higher rates,
>>or bill you from start of call initiation. If you don't tell them,
>>they'll be happy to deactivate your service once they notice it.
>>
>>Can't really blame them; nobody wants this kind of low-margin,
>>high-utilisation traffic on their system. It brings other
>>externalities as well, like potential legal issues that require the
>>service provider to get involved, etc. If I were a service provider, I
>>certainly would avoid it like the plague.
>>
>>Anyway, the point is that if you can get a sufficiently large amount
>>of people to produce these effects by manual dialing, that won't
>>change the service provider's view of the traffic nor the latter's
>>essential characteristics. The automated dialing aspect is not the
>>trigger. You can have a well-behaved automatic dialer, or a hostile
>>manual-dial call center.
>>
>>-- Alex
>>
>>--
>>Alex Balashov - Principal
>>Evariste Systems
>>Web : http://www.evaristesys.com/
>>Tel : (+1) (678) 954-0670
>>Direct : (+1) (678) 954-0671
>>
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Well said

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