TamTam roundup.

Polychronis Ypodimatopoulos ypod at MIT.EDU
Sun May 20 01:49:25 EDT 2007

Network and kernel delays might shift received NTP time from the actual 
server time up to a few seconds, but on the average,  the time 
difference between two XOs that are "equally far" from the server should 
be negligible.


John Watlington wrote:
> On May 18, 2007, at 10:14 PM, Hal Murray wrote:
>>> Assuming that things are synced closedly enough, that should make it
>>> work even with enough load on the network to up the latency.
>> I've been assuming that the school server would be a NTP server and  
>> that the
>> XOs would sync to it.  Unless the network is loaded or flakier than  
>> I expect,
>> the XOs should all track the school server "pretty well".
> Yes, NTP is one of the services provided by the school servers.   
> Ideally, a laptop's NTP server would be determined by a protocol  
> similar to the one used for internet portal and DNS server ---  
> identifying the "closest" server in the mesh.  In any case, network  
> propagation time is taken into account by the NTP (although I believe  
> Hal is far more knowledgable than I in such matters...)
> Anybody on the XO side know if NTP is part of the build yet ?
> Cheers,
> wad
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