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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: level3.net in Chicago - high packet loss?!?
On Tue, 6 Sep 2005, chip wrote: > On 9/6/05, Joe Maimon <[email protected]> wrote: > > > > > > If the hop(s) following the one you see loss for shows no loss, then > > disregard the loss for that hop, obviously whatever it is, it does not > > affect transit, which is what you really want to know. > > > > Is that correct? > > > > > This is one of the most misunderstood concepts in properly reading output > from a traceroute (mtr, visualtraceroute, whatever). Basically you are > seeing loss of packets destined directly *TO* that router, not THRU it. Most no... not destined TO the router, destined THROUGH the router that happen to TTL=0 ON that router. which is also misunderstood by just about everyone :( but anyway... 'not affecting transit' for reasons sited by yourself and min and adam already, yes.
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