Question on Loosely Synchronized Router Clocks

Adrian Chadd adrian at
Tue Sep 18 16:16:34 UTC 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.


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