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RE: Load Balancing Scenario!!! posted 03/19/2004
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CEF should be in IP only code, but not on 12.0

-----Original Message-----
From: nobody@xxxxxxxxxxxxxx [mailto:nobody@xxxxxxxxxxxxxx] On Behalf Of
Church, Chuck
Sent: Thursday, March 18, 2004 10:37 PM
To: Sergio Jimenez Arguedas; ccielab@xxxxxxxxxxxxxx
Subject: RE: Load Balancing Scenario!!!


1700s will run CEF with later code.  Check the software navigator.  I know
12.2T does it, might need Plus though.  I would get off that ancient 12.0
code anyway.

Chuck Church
CCIE #8776, MCNE, MCSE
Wam!Net Government Services
13665 Dulles Technology Dr. Ste 250
Herndon, VA 20171
Office: 703-480-2569
Cell: 703-819-3495
cchurch@xxxxxxxxxxxxx
PGP key:
http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.
com



> -----Original Message-----
> From: Sergio Jimenez Arguedas [mailto:sejimenez@xxxxxxxxx]
> Sent: Thursday, March 18, 2004 3:22 PM
> To: ccielab@xxxxxxxxxxxxxx
> Subject: Fw: Load Balancing Scenario!!!
> 
> 
> Can somebody help me, please?
> 
> 
> Rgds,
> 
> 
> Sergio
> 
> 
> ----- Original Message -----
> From: Sergio Jimenez Arguedas
> To: ccielab@xxxxxxxxxxxxxx
> Sent: Thursday, March 18, 2004 10:40 AM
> Subject: Load Balancing Scenario!!!
> 
> 
> Hi all,
> 
> 
> Can somebody help with the following situation?
> 
> 
> 
> 
> 
>                                      _s0____________EIGRP__________s0_
>     NetA ----EIGRP------R1
> R2
>                                      --s1----------
> ----EIGRP--------------s1--
> 
> 
> R2 is a 1700 router with an IOS 12.0(7)
> 
> R2 has two routes to NetA with the same metric, so EIGRP
> makes load balancing.
> 
> R2 has fastswitching and I want to make loadbalancing
> per-packet. I CAN4T use CEF because the router doesn4t 
> support it, also I don4t want to use Proccess Switching in 
> order to avoid problems with the CPU.
> 
> How about.......EIGRP Feature: traffic-share min across-interfaces?
> 
> It says:
> When the traffic-share min command is used with the
> across-interfaces keyword, an attempt is made
> 
> to use as many different interfaces as possible to forward
> traffic to the same destination. When the
> 
> maximum path limit has been reached and a new path is
> installed, the router compares the installed paths.
> 
> For example, if path X references the same interface as path
> Y and the new path uses a different interface,
> 
> path X is removed and the new path is installed.
> 
> To configure traffic that is distributed among multiple
> routes of unequal cost for equal cost paths across
> 
> multiple interfaces, use the following command in router
> configuration mode: R2(Config-Router)#traffic-share min 
> across-interfaces
> 
> 
> 
> 
> 
> I really don4t understand if it is per-packet with that
> feature of EIGRP, because R2 has FASTSWITCHING!!!
> 
> 
> 
> 
> 
> Thanks,
> 
> 
> 
> 
> 
> Sergio Jiminez A.
> 
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