[ntp:questions] Detecting bufferbloat via ntp?

Hal Murray hal-usenet at ip-64-139-1-69.sjc.megapath.net
Sat Feb 12 03:05:58 UTC 2011


In article <87lj1q823k.fsf at cruithne.co.teklibre.org>,
 d at taht.net (Dave =?utf-8?Q?T=C3=A4ht?=) writes:

>Presently! It sounds like a lightly modified ntp server - or set thereof
>- could actually attempt to keep track of this information.

I don't think ntpd needs any modifications.


>Do ntp clients use an ephemeral udp src address for a query? 

The server listens on port 123 and sends the answers back to
the source port they came from.

ntpd is both a client and server.  It sends from port 123.

-- 
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