North American Network Operators Group
Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical

Re: Question on Loosely Synchronized Router Clocks

  • From: Adrian Chadd
  • Date: Tue Sep 18 12:18:54 2007 
On Tue, Sep 18, 2007, Xin Liu wrote:
> 
> Ideally, yes, a protocol should not rely on clock synchronization at
> all. However, to ensure freshness of messages, we don't have many
> choices, and clock synchronization seems to be the least painful one.
> So we asked about router clocks on the current Internet. If normally
> router clocks are synchronized and we have a mechanism to detect and
> fix out-of-sync clocks, is it reasonable to assume clock
> synchronization in the rest of our design?

Not without specifying it in the design.





adrian