When the customer creates an HTTP probe, VSD will automatically create Tier1 and Tier2 under it with default properties.


  • packet_count: packet count (part of rate along with probeInterval). Applicable to Tier2 type.
  • last_updated_by: ID of the user who last updated the object.
  • description: Descrtiption of the Tier
  • tier_type (Mandatory): Tier type
  • timeout: number of milliseconds to wait until the probe is timed out. Applicable to Tier2 type.
  • entity_scope: Specify if scope of entity is Data center or Enterprise level
  • down_threshold_count: Number of times the probe is allowed to retry on successive timeouts. Applicable only for TIER2
  • probe_interval: probe interval (part of rate along with packetCount). Applicable to Tier2 type.
  • external_id: External object ID. Used for integration with third party systems


class fetcher
nudestinationurl.NUDestinationurl destinationurls
numetadata.NUMetadata metadatas
nuglobalmetadata.NUGlobalMetadata global_metadatas