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Overview
Least Cost Routing (LCR) allows users to intelligently select the ITSP provider to route the traffic based on the cost for a certain destination number.
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Once the LCR internal database is created, you can start using LCR routing now from both the advanced and basic routing plan engines:
Basic Dial Plan
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Advanced Dial Plan
<condition field="destination_number" expression="^(.*)$">
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If you get 2 or more SIP Trunks from the same ITSP provider, you can setup a load balancing list using the same rate list.
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In the Load Balancing SIP Trunk List "SIP_Trunk_List_C", there are 2 resources: SIP Trunk C1 and C2 and you can set their "weight" to decide which one will be used more often.
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