I don't agree, Kymmy. The perturbations shouldn't be happening. Many, if not most of the TBBs on 2 upstreams that I've noticed have stable minimum latency. Here's mine:
[url=http://www.thinkbroadband.com/ping/share/b5c2787efc3df8534e0ef6b85be294ab-12-02-2013.html]
[/url