| Name | Description | Type | Notes |
|---|---|---|---|
| last_update_timestamp | Timestamp when the data was last updated; unset if data source has never updated the data. | EpochMsTimestamp | Readonly |
| rx | LogicalRouterPortCounters | Readonly | |
| transport_node_id | The ID of the TransportNode | string | Required Readonly |
| tx | LogicalRouterPortCounters | Readonly |