Cheap network devices with embedded IP addresses
Flawed Routers Flood University of Wisconsin Internet Time Server:
NetGear equipment (500,000 unique devices observed, 700,000 manufactured) polls at one second intervals until it receives a response from the NTP server, after which it uses a longer poll interval such as one minute, ten minutes, two hours, or 24 hours, depending upon product model and firmware version.
Australian IT – Rogue routers cause havoc for CSIRO (Kate Mackenzie, JULY 08, 2003): about 85,000 SMC brand routers poll the CSIRO time server twice a minute when they don’t receive a response.
