Re: [nsp] Traceroute Trick ? ? ?

From: sthaug@nethelp.no
Date: Sat Apr 06 2002 - 07:35:15 EST


> When i do traceroute to yahoo.com from router on hop 12
> i am getting 3IP for the same hop.I am unable to understand
> this. Can anybody tell which technolodgy is this ? ? ?
>
> 11 ge-1-3-0.msr2.pao.yahoo.com (216.115.100.146) 348 msec
> 348 msec *
> 12 vl10.bas1.scd.yahoo.com (66.218.64.134) 360 msec
> vl11.bas2.scd.yahoo.com (66.218.64.138) 424 msec
> vl10.bas1.scd.yahoo.com (66.218.64.134) 360 msec
> 13 yahoo.com (66.218.71.113) 460 msec 380 msec 400 msec

Equal cost load balancing. Three links with the same cost (and probably
the same bandwidth). Nothing magic about it.

Steinar Haug, Nethelp consulting, sthaug@nethelp.no



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