The VoIP Polling - SNMP setting configures availability monitoring of discovered VoIP applications, network services, and processes. The monitoring is accomplished by sending periodic SNMP requests to the managed VoIP devices to obtain application, network service, and process status.

Parameters for the VoIP Polling - SNMP setting lists the parameters for the VoIP Polling - SNMP polling setting.

Table 1. Parameters for the VoIP Polling - SNMP setting


Default value




Default: ENABLED

Enables or disables availability polling.


30 to 3600 seconds

Default: 240 seconds

Time between successive availability polls.


0 to 10 retries

Default: 3

Number of retry connectivity polls to perform when the initial poll fails.


10 to 10000 milliseconds

Default: 700 milliseconds

Amount of time to wait for the poll response before the first poll request times out. The timeout value doubles for each successive retry.

For Timeout=700 msec (0.7 sec) and Retries=3:

  • 0.7 seconds for first retry

  • 1.4 seconds for second retry

  • 2.8 seconds for third retry