> From: "David J Taylor" <[email protected]> > Date: Fri, 22 Oct 2010 20:43:01 +0100 > Sender: [email protected] > > > "Evandro Menezes" <[email protected]> wrote in message > news:f13f950a-3168-4a11-ba09-f4d225e7b...@t13g2000yqm.googlegroups.com... > > On Oct 22, 10:23 am, "David J Taylor" <david- > > [email protected]> wrote: > >> That could explain why I see higher NTP jitter on a Windows system > >> running > >> a USB network source (digital video data stream) than receiving a > >> similar > >> data stream on a PCI card under either Windows XP or Windows-7. > > > > Possibly, but USB, as a polled, token-ring like protocol, will always > > add jitters in this case. > > Thanks. I don't understand enough about USB - do you have good reference?
For a good into, read the Wikipedia article: http://en.wikipedia.org/wiki/Universal_Serial_Bus -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: [email protected] Phone: +1 510 486-8634 Key fingerprint:059B 2DDF 031C 9BA3 14A4 EADA 927D EBB3 987B 3751 _______________________________________________ questions mailing list [email protected] http://lists.ntp.org/listinfo/questions
