Consistent asymetric latency on monitoring?
Nathan Ward
nanog at daork.net
Thu Oct 22 01:40:00 UTC 2009
On 22/10/2009, at 2:31 PM, Perry Lorier wrote:
> I assume this product works by having a packet with a timestamp sent
> from the source to the destination where it is timestamped again and
> either sent back, or another packet is sent in the other direction.
> The difference between the two timestamps gives you the latency in
> that direction.
I believe a packet is sent, and the target router responds with a
timestamp.
But yeah, timestamps are being compared.
I'm with Perry though - sounds like your clocks are drifting.
--
Nathan Ward
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