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a) Local domain in profile 1 is the first endpoint , update the proxy and the registrar accordingly
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b) Local domain in profile 2 is the second endpoint , update the proxy and the registrar accordingly
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( registrar setting is optional )
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from vega 60G (FXS1,2 >switchvox>Sip trunk)
d) On Vega 100G , repeat step 1 , profile 1 goes to switchvox and profile 2 goes to vega 60
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