In message <[EMAIL PROTECTED]>, "Christopher Hoover" writes:
>
>Has anyone been following the recently issued IEEE 1588 Precise Time
>Protocol (PTP) standard?  
>
>http://ieee1588.nist.gov/

Yes, I have.

There's a $1000 license fee to HP for patents before you can start
to play with it and no waiver is possible, so Open Source not
an option.

>>From what I've read, implementations have demonstrated 10-100 nanosecond
>synchronization between computers connected via Ethernet.

Provided you have hardware support in the ethernet controller.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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