app/@overflow/model/discovery/Zone.ts

import { Host } from './Host';
import { MetaIPType } from '../meta';

export interface Zone {
  network?: string;
  iface?: string;
  metaIPType?: MetaIPType;
  address?: string;
  mac?: string;
  meta?: Map<string, string>;

  discoveredBy?: string;
  discoveredDate?: Date;
}