Welcome to the All Trunks Busy (ATB) subject.
All Trunks Busy (ATB) is in the Service Levels category. - View all
Also known as 'busy' or 'engaged' tone View
Also known as All Lines Busy. This occurs when all trunks or lines are occupied or busy with a call in progress. The call treatment for the cal… View
This occurs where lines are intentionally 'busied', reducing the number of incoming lines for callers. The call treatment is the busy… View
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