From: GAURAV MADAN (gauravmadan1177@gmail.com)
Date: Tue Oct 28 2008 - 15:35:12 ARST
hi
metric = 256 [ (10^7 / lowestbandwidth)+ (sum of delay in microsec/10) ]
if in case u dont want to change K values ; u may play with above
formula and set either delay or BW accordingly .(from my exp .. i feel
chnage delay is pretty simpe and woks well )
gaurav madan
On 10/28/08, Atlanta CCIE <atlantaccie@gmail.com> wrote:
> Thanks for the responses guys. I will try this out.
>
> On Tue, Oct 28, 2008 at 4:51 AM, Paul Alexander <paul@pacific.net.au> wrote:
>
> > I think when I did this I changed the following:
> >
> > - Set the delay from R4 -> R5 to 2
> > - Set the delay from R4 -> R1 to 1
> > - Set the delay from R1 -> R5 to 1
> > - Set variance to 4 on R4
> >
> > This way its only the bandwidth that comes into play. So then you just set
> > the minimum bandwidth on the R4/R5 path to be 4 times that of the other path
> > (ie 512/128). Just make sure that the bandwidth value you used to inject
> > those RIP routes into eigrp is equal to or higher than the bandwidth value
> > of the Ethernet path between R4 and R5.
> >
> > Paul.
> >
> >
> >
> > On Tue, Oct 28, 2008 at 2:59 AM, Atlanta CCIE <atlantaccie@gmail.com>wrote:
> >
> >> I thought I had unequal cost load balancing figured out until I ran into
> >> task 3.7 IEWB Vol 2 Lab 8. The task states that we need to achieve 4:1
> >> load
> >> balancing. IE SG says use whatever values to get 4:1 ratio. My question is
> >> HOW do I come up with these values? I tried a few random values but didn't
> >> work.
> >>
> >> Can someone explain to me HOW you got 4:1 ratio? It would be nice if its a
> >> step by step process.
> >>
> >> Basically the topology is something like this
> >>
> >>
> >> R4
> >>
> >> | -
> >>
> >> | -
> >>
> >> | R1
> >>
> >> | -
> >>
> >> | -
> >>
> >> R5
> >>
> >> |
> >>
> >> |
> >>
> >> |
> >>
> >> BB2
> >>
> >>
> >> So R4 and R5 have an ethernet connection between them and they are also
> >> connected via frame-relay cloud through R1. IE uses delay to achieve the
> >> 4:1
> >> ratio. Anyone who has worked this lab can shed some light? I thought I
> >> knew
> >> unequal cost load balancing but I guess not :(
> >>
> >>
> >> Thanks guys!
> >>
> >>
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> >>
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