回复： RE: [c-nsp] Re: [j-nsp] load balancing between multiple BGP links

[Joe Shen]

Hi,


thanks for each word you wrote.

If I distribute IGP cost to BGP, will it do some help
with this situation?



Joe

--- "Oliver Boehmer (oboehmer)"
<oboehmer at cisco.com>写道:

> Alok <> wrote on Wednesday, September 14, 2005 3:42
> PM:
> 
> 
> > Perhaps "per packet" with BGP link bandwidth would
> be good infact  i
> > think.. .
> > or perhaps for flow based, flow setup based on
> "actual util at the
> > time of setup".... though nothing still seems to
> beat per packet :-)
> > with link bandwidth i guess...
> 
> I think we're past using the current link
> utilization for any routing protocol metrics
> calculation. (E)IGRP has this option (disabled by
> default), but it caused many issues with oszillating
> traffic/etc, as far as I recall.
> 
> There is OER (for enterprise networks) which tries
> to do some form of load-sharing, but this doesn't
> scale to be used in ISP networks.
> 
> 	oli
> 
> > ----- Original Message -----
> > From: "Rafal Szarecki (WA/EPO)"
> <rafal.szarecki at ericsson.com>
> > To: "Alok" <alokdube at hotpop.com>
> > Sent: Wednesday, September 14, 2005 7:01 PM
> > Subject: RE: [j-nsp] load balancing between
> multiple BGP links
> > 
> > 
> > Alok,
> > 
> >> 
> >> EBGP multihop between them over 2 links
> >> link 1 =10Mbps
> >> link 2 = 20 Mbps
> >> 
> >> total traffic = 25Mbps
> > 
> > Perpetum mobile? Or statistics inacuracy.
> > 
> >> Is there a way to ensure that link 1 doesnt get
> choked?
> > 
> > - Bgp multipath is simpler to run.
> > - Is it Juniper? If the pleas check forwarding
> option to identyfy
> > loadbalancing hash alghoritm.
> >
>
http://www.juniper.net/techpubs/software/junos/junos73/swconfig73-policy/html/policy-actions-config13.html#1021911
> > 
> > Rafa?Szarecki JNCIE
> > 
> > skype me <callto://Rafal_Szarecki/>
> > 
> > 
> > 
> > 
> > _______________________________________________
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> http://puck.nether.net/pipermail/cisco-nsp/
> 
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> 



	

	
		
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