SeverityMAJOR 

Description

The SBC raises this trap when the first packet drops because of matching entries in the blocking entries of the Fault Avalanche Detection and Control.

Repetition

No.

Event Codes

EVENT_FAULT_AVALANCHE_CONTROL_PACKET_DROPPED

Instance Fields

sonusFacKeyElementName: Key type such as call-ID, calling party number, and such.

sonusFacKeyValueName: Key values of call-ID, calling party number, and such.

sonusCalledParty: This count shows the incoming packet count the SBC drops because of a matching key and value pair of the packet. This count resets when the SBC removes a blocking entry from the list. The SBC can also remove a blocking entry when the crash count is either below the configured threshold count or added to the facNonBlockingEntries list.

Action

Verify and correct the specific endpoints that originate the calls to avoid fault avalanche.

Impact

The SBC drops calls when the crash count crosses the configured threshold of at least one key element that is in the incoming SIP message.

Clearing

Automatic.

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