Re: BGP load balancing using Loopbacks.

From: Steve Di Bias <sdibias_at_gmail.com>
Date: Tue, 26 Apr 2011 14:23:38 -0700

On a 2800 running 12.4(24)T4 I see 32, but on some running older IOS I'm
seeing 16 as well

On Tue, Apr 26, 2011 at 2:13 PM, Marko Milivojevic <markom_at_ipexpert.com>wrote:

> I tried on ProctorLabs 2800 and the maximum was 16.
>
> --
> Marko Milivojevic - CCIE #18427
> Senior Technical Instructor - IPexpert
>
> FREE CCIE training: http://bit.ly/vLecture
>
> Mailto: markom_at_ipexpert.com
> Telephone: +1.810.326.1444
> Web: http://www.ipexpert.com/
>
> On Tue, Apr 26, 2011 at 14:10, Steve Di Bias <sdibias_at_gmail.com> wrote:
> > Also confirmed the 32 paths on a Cat 6509 running 12.2(33)SXI1
> >
> > DS-6509-IDF-1(config-router)#maximum-paths ?
> >
> > <1-32> Number of paths
> >
> > On Tue, Apr 26, 2011 at 2:05 PM, Steve Di Bias <sdibias_at_gmail.com>
> wrote:
> >>
> >> I noticed the same thing and had to use the master index to find what I
> >> was looking for
> >>
> >> On Tue, Apr 26, 2011 at 1:41 PM, Marko Milivojevic <markom_at_ipexpert.com
> >
> >> wrote:
> >>>
> >>> You are correct. A quick check in the CLI can confirm this. Thanks for
> >>> a refresher :-)
> >>>
> >>> Btw. it looks like EIGRP command reference is once again gone from the
> >>> DocCD :-).
> >>>
> >>> --
> >>> Marko Milivojevic - CCIE #18427
> >>> Senior Technical Instructor - IPexpert
> >>>
> >>> FREE CCIE training: http://bit.ly/vLecture
> >>>
> >>> Mailto: markom_at_ipexpert.com
> >>> Telephone: +1.810.326.1444
> >>> Web: http://www.ipexpert.com/
> >>>
> >>> On Tue, Apr 26, 2011 at 13:25, David Prall <dcp_at_dcptech.com> wrote:
> >>> > Updated: Aug 23, 2005
> >>> >
> >>> > I'd say that EIGRP has changed a little bit in the past 5+ years.
> >>> > Default
> >>> > max paths use to be all over the place, it is now 4 for all IGP's.
> CEF
> >>> > allows for 32 paths now as well.
> >>> >
> >>> > David
> >>> >
> >>> > --
> >>> > http://dcp.dcptech.com
> >>> >
> >>> >
> >>> >> -----Original Message-----
> >>> >> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On
> Behalf
> >>> >> Of
> >>> >> Jacek
> >>> >> Sent: Tuesday, April 26, 2011 3:56 PM
> >>> >> To: Cisco certification
> >>> >> Subject: BGP load balancing using Loopbacks.
> >>> >>
> >>> >> Hello all,
> >>> >>
> >>> >> I am referring to Cisco article:
> >>> >>
> >>> >>
> >>> >>
> http://www.cisco.com/en/US/tech/tk365/technologies_configuration_exampl
> >>> >> e09186a00800945bf.shtml#conf1
> >>> >>
> >>> >> RA(AS11)======EIGRP======RB(AS10)
> >>> >>
> >>> >> Peering is done using loopback interfaces.
> >>> >> RA and RB run EIGRP and advertise Loopbacks and connecting links.
> >>> >> Load balancing between loopback interfaces is assured by EIGRP.
> >>> >>
> >>> >> My question is about Cisco statement:
> >>> >> "This scenario shows how to achieve load sharing when there are
> >>> >> multiple *(up
> >>> >> to a maximum of six), equal-cost links*."
> >>> >>
> >>> >> Why there is a limit of 6 links and why they need to be equal ?
> >>> >> I think that any limits in this scenario are imposed by EIGRP and
> >>> >> EIGRP
> >>> >> supports unequal load balancing up to 16 links.
> >>> >>
> >>> >> Thanks,
> >>> >>
> >>> >>
> >>> >> Blogs and organic groups at http://www.ccie.net
> >>> >>
> >>> >>
> >>> >>
> _______________________________________________________________________
> >>> >> Subscription information may be found at:
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> >>> >
> >>> >
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> >>> >
> >>> >
> _______________________________________________________________________
> >>> > Subscription information may be found at:
> >>> > http://www.groupstudy.com/list/CCIELab.html
> >>>
> >>>
> >>> Blogs and organic groups at http://www.ccie.net
> >>>
> >>> _______________________________________________________________________
> >>> Subscription information may be found at:
> >>> http://www.groupstudy.com/list/CCIELab.html
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>
> >>
> >>
> >> --
> >> -Steve Di Bias
> >
> >
> >
> > --
> > -Steve Di Bias
> >
>

-- 
-Steve Di Bias
Blogs and organic groups at http://www.ccie.net
Received on Tue Apr 26 2011 - 14:23:38 ART

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