docs: private void getInterfaceInfo(NetworkInterface networkInterface, PrintWriter out) throws IOException {
          final String indent = "    ";
  
          // Basic information from the interface
          out.println();
          out.append("Interface: ").append(networkInterface.getDisplayName()).println();
          out.append(indent).append("          loopback: ").append(Boolean.toString(networkInterface.isLoopback())).println();
          out.append(indent).append("               mtu: ").append(Integer.toString(networkInterface.getMTU())).println();
          out.append(indent).append("    point-to-point: ").append(Boolean.toString(networkInterface.isPointToPoint())).println();
          out.append(indent).append("supports multicast: ").append(Boolean.toString(networkInterface.supportsMulticast())).println();
          out.append(indent).append("                up: ").append(Boolean.toString(networkInterface.isUp())).println();
          out.append(indent).append("           virtual: ").append(Boolean.toString(networkInterface.isVirtual())).println();
  
          // Interface address information
          List<InterfaceAddress> intfAddresses = networkInterface.getInterfaceAddresses();
          for (int i = 0; i < intfAddresses.size(); i++) {
              out.append(indent).append("InterfaceAddress #").append(Integer.toString(i + 1)).append(": ").append(String.valueOf(intfAddresses.get(i))).println();
          }
  
          // Network interface information
          Enumeration<InetAddress> inetAddresses = networkInterface.getInetAddresses();
          for (int i = 1; inetAddresses.hasMoreElements(); i++) {
              InetAddress inetAddress = inetAddresses.nextElement();
              out.append(indent).append("InetAddress #").append(Integer.toString(i)).println(":");
              out.append(indent).append(indent).append("    IP address: ").append(inetAddress.getHostAddress()).println();
              out.append(indent).append(indent).append("     host name: ").append(inetAddress.getHostName()).println();
              out.append(indent).append(indent).append("FQDN host name: ").append(inetAddress.getCanonicalHostName()).println();
          }
      }