[ntp:questions] Re: wireless routers beating on NTP servers

Danny Mayer mayer at gis.net
Fri Jan 16 14:05:10 UTC 2004


"Wolfgang S. Rupprecht"        <wolfgang+gnus20040115T195425 at dailyplanet.dontspam.wsrcc.com> wrote in message news:<x7k73s3500.fsf at capsicum.wsrcc.com>...
> I just picked up one of those $85 Linksys WRT54G home wireless
> routers.  I knew it was an embedded Linux host when I bought it, but
> I'd completely forgotten about the Netgear debacle.  Imagine my
> surprise after I configured everything that it allows you to configure
> and I slap a tcpdump on the line and notice that it is pestering these
> NTP hosts every 60 seconds:
> 
>      time.chttl.com
>      time.nist.gov
>      time.stdtime.gov.tw
>      210.59.157.10
> 
> Why don't they let you set the NTP hosts it contacts?  I could give it
> an (ahem) stratum 1 only a 0.3ms hop away.  If the guys at NIST are
> wondering why their packet load is through the roof.  I think I can
> give them one reason.  (And yes, this is with the most recent linksys
> wrt54g firmware, v2.00.8)
> 
> Now to figure out how I can stop if from doing this nonsense without
> doing a binary edit of the eeprom.
> 
> -wolfgang

No vendor should be selling equipment that uses services of any other
organization without their explicit permission. It certainly should be
modifiable. You certainly have a case for demanding that they fix this
as do the organizations whose services are being used.

Danny



More information about the questions mailing list