How to use Smartphones as External Extensions with Grandstream UCM6100?
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10 سال پیش
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This video explains how to
This video explains how to use an external extension with Grandstream UCM6100 using a smartphone soft-phone app.
Same information can be used for any other external extension setup.
10 سال پیش
در تاریخ 1393/05/17 منتشر شده
است.
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