Discovery Telecom VoIP²ALL Series Owner's Manual page 23

You m ust d efine t he c ost a nd t ime d uration o f t he i ntervals.
Calculations a re a s f ollows ( See t he p arameters i n t he f igure a bove.):
At t he b eginning o f t he c all t he G ateway c ounts t he u nits a ccording t o t he P rimary b ill i nterval.
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The n umber o f u nits f or e ach i nterval a re d efined i n P rimary C ost p er b illing i nterval.
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This P rimary b ill i nterval i s r epeated a ccording t o t he n umber o f t imes d efined i n P rimary
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Interval C ount.
The r est o f t he c all u ses t he S econdary B ill I nterval.
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For e xample:
For a c all o f 1 m inute a nd 5 9 s econds, t he u nit c alculations a re:
From t he b eginning o f t he c all, t wo 3 0 s econd i ntervals ( Primary b ill. i nt) a ccording t o t he
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Primary I nterval C ount f or a t otal o f 1 m inute.
Each i nterval i s 2 u nits a ccording t o t he P rimary C ost p er b ill i nt. d efinition.
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Therefore, t he c harge c alculation i s: 2 i ntervals o f 2 u nits p er i nterval = 4 u nits
The r emainder o f t he c all t akes 3 i ntervals o f t he S econdary B ill I nterval f or 5 9 s ecs.
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Therefore, t he c harge c alculation i s: 3 i ntervals o f 1 u nit p er i nterval = 3 u nits.
The t otal a mount o f u nits f or t his c all w ill b e 4 + 3 = 7 u nits.
Current B alance
The C urrent B alance i s t he n umber o f u nits t he S IM h as l eft t o u se.
At t he e nd o f e ach c all t he u nit c ount i s u pdated. O nce t he C urrent B alance o f a S IM h as r eached 0 ,
you w ill n ot b e a ble t o w ork a gain w ith t hat S IM u ntil y ou s et a n ew b alance.
There a re t wo c ommon m ethods o f c ounting u nits:
seconds
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minutes
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If y ou a re w orkiing b y s econds a nd y ou w ant t o l imit t he C urrent B alance t o a s pecific n umber o f
minutes, t he C urrent B alance ( units) m ust b e t he n umber m inutes X 6 0.
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To c onfigure t he S IM C all D uration p arameters:
1) On t he M ain T oolbar, c lick P orts.
2) Select a p ort f rom t he p ort l ist.
3) Select t he L ocal S IM t ab.
4) Define t he f ollowing p arameters:
Primary B ill I nterval
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Primary I nterval C ount
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Primary C ost p er B ill I nt
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VoIP²ALL 8 - 16 - 24 Channel Gateway User Guide http://www.dtt.tw 23