This can be configured using
Administration->Options->Status Polling
You can alter the polling cycle and number of devices to poll at once.
You can also change the Poll Group of devices to poll more or less often.
![34a854d0950e4763a644320fbd3e51e2_RackMultipart20180510-117922-166mqja-status_Polling_inline.png 34a854d0950e4763a644320fbd3e51e2_RackMultipart20180510-117922-166mqja-status_Polling_inline.png](/t5/image/serverpage/image-id/527i1C500059F2D52FCD/image-size/large?v=v2&px=999)
The number of retries can be altered using
Options->SNMP Configuration
![34a854d0950e4763a644320fbd3e51e2_RackMultipart20180510-11116-awn8m3-SNMPConfigRetries_inline.png 34a854d0950e4763a644320fbd3e51e2_RackMultipart20180510-11116-awn8m3-SNMPConfigRetries_inline.png](/t5/image/serverpage/image-id/299i8AF1D4EE7FF1ED20/image-size/large?v=v2&px=999)