This section displays the call failure interval statistics.
On the
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main screen, go to Monitoring > Trunks and Subscribers > Sessions > Call Failure Interval Statistics. The Call Failure Interval Statistics window is displayed.Call Failure Interval Statistics
By default only ten entries are displayed in a view. You can choose the number of entries to be displayed under the Show entries drop down box. Click 
to expand the window to display more fields.
The Call Failure Interval Statistics details can be checked for each Address Context or for each Zone or for all the Address Contexts and Zones created. Use the drop-down box to select the desired Address Contexts and Zones.
Fields - Call Failure Interval Statistics
Overview
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