[e2e] Expected latency for a single hop
craig at aland.bbn.com
Thu Aug 4 07:09:22 PDT 2005
Is l a physical link, an IPsec or IP-in-IP tunnel, or ...?
Note that if it is a tunnel, the answer is that the expectation and
variance of latency is potentially the same as any random multi-hop
In message <42F20F14.3000007 at web.de>, Detlef Bosau writes:
>I posted this in another context yesterday, but perhaps, I should
>isolate the problem to state it more clearly.
>Consider an arbitrary packet-switching network.
>Consider two adjacent nodes n1, n2 with link l in between
>Consider a packet traveling the network, it´s path shall contain n1 and
> t1: packet´s arrival time on r1.
> t2: packet´s arrival time on r2.
>Can we forecast expectaition and variance (if only for the _near_
>future!) for the "one hop latency" t2 - t1 ?
>I explicitely focus on a "best effort" context.
>For link l I assume, that expectation and variance of the transport
>Is there any work in this direction?
>Mail: detlef.bosau at web.de
>Mobile: +49 172 681 9937
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