Re: Cat6500 - native or hybrid (again!)

From: MADMAN (dave@interprise.com)
Date: Wed Jun 18 2003 - 10:46:26 GMT-3


   FWIW Native does support RPR+, I have a lab switch configured as such
but it still takes roughly 45 seconds to come online if you loose your
master:

!
redundancy
  mode rpr-plus
  main-cpu
   auto-sync running-config
   auto-sync standard
!

   And I agree that it doesn't look as though hybrid is going away
anytime soon!!

   Dave

Dexter Matt-rvjg30 wrote:
> I've used both. For switching I still I like CatOS better; probably due to being more used to it.
>
> My two cents worth is that if I had a large campus nothing but 6500s I would use Hybrid and keep a distinction between the L2 and the L3 part of the network, i.e. a high availability campus design, and if I did use Native mode it would be just in the core where all the links are L3 anyway.
>
> Or if I had a smaller campus that had just one or two 6500s and the rest were 2900 and 3500 I would go with Native just to keep things easier for the support personnel.
>
> I think Cisco is still working to bring the Native IOS up to par with the CatOS features. For example, High Availablity. Native IOS either has or will have a feature call route processor redundancy plus. If its out yet then Native should handle high availability ok, if not then hybrid is the way to go if you need high availability failover. I haven't checked to see if Native IOS has RPR+ yet but if it did then it would be a better redundancy then MSFC/HSRP and CatOS HA.
>
> Last thought...Yes I have heard Cisco is pushing to go Native but I have also heard that they are still continuing to develop CatOS (version 8) in parallel with no plans to stop development.
>
>
> Matt.
>
>
>
>
> -----Original Message-----
> From: Roberts, Larry [mailto:Larry.Roberts@expanets.com]
> Sent: Tuesday, June 17, 2003 1:28 PM
> To: dmadlan@qwest.com
> Cc: ccielab@groupstudy.com
> Subject: RE: Cat6500 - native or hybrid (again!)
>
>
> Way out of my league on that one. I don't know the hardware that well.
>
> Thanks
>
> Larry
>
> -----Original Message-----
> From: MADMAN [mailto:dave@interprise.com]
> Sent: Tuesday, June 17, 2003 3:03 PM
> To: Larry Letterman
> Cc: Roberts, Larry; 'Bob Arthurs'; ccielab@groupstudy.com
> Subject: Re: Cat6500 - native or hybrid (again!)
>
>
>
> One caveat. If your incorporating voice modules into your 6500 most
> if not all are only supported in hybrid, the inverse is true for OSM
> modules.
>
> Dave
>
> Quick question Larry or anyone. What is the differance between 6.1.4
> ROMMON1 and 6.1.4 ROMMON2???? Looking to upgrade ROMMONS on a SUP2,
> went to download the code when I noticed version 1 and 2 but can't find
> any info on the two!!!
>
> Dave
>
> Larry Letterman wrote:
>
>>I am at cisco-SJ, all of our msfc based 6500's run on native ios. The
>>push Is to go towards ios on all switching/routing. All the new
>>switches, 3550, 6500,
>>4000 etc, will be geared for ios...I personally like it better than
>>having two
>>OS's to deal with..
>>
>>
>>Larry Letterman
>>Cisco Systems
>>
>>
>>
>>
>>-----Original Message-----
>>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
>>Of Roberts, Larry
>>Sent: Tuesday, June 17, 2003 12:26 PM
>>To: 'Bob Arthurs'; ccielab@groupstudy.com
>>Subject: RE: Cat6500 - native or hybrid (again!)
>>
>>
>>Cisco is pushing towards the IOS software if you can run it.
>>They are starting to release new features in IOS first and from what I
>>have been told, some new features may not even be integrated to the
>>CatOS.
>>
>>I'm sure that those on this list that work for Cisco can comment on
>>whether Cisco has reversed direction or not though.
>>
>>I run native mode on several switches, and with the exception of a
>>terribly confusing upgrade process, I have yet to have any problems.
>>
>>
>>
>>
>>
>>-----Original Message-----
>>From: Bob Arthurs [mailto:bob_arthurs@hotmail.com]
>>Sent: Tuesday, June 17, 2003 1:11 PM
>>To: ccielab@groupstudy.com
>>Subject: OT: Cat6500 - native or hybrid (again!)
>>
>>
>>hi guys
>>
>>i am deciding whether to upgrade our cisco 6500s right across our
>>network with native ios or sticking with hybrid catos/ios.
>>
>>i have searched the archives and had a look on cco but i wanted to get
>>some info from people who have tried both.
>>
>>i think that there are a number of problems with high availability
>>with
>>native ios for example. are there any other advantages or disadvantages
>>with
>>
>>native ?
>>
>>so what do you suggest - stick with hybrid or go with native ? please
>>let me
>>
>>know why !
>>
>>thanks very much in advance
>>
>>bob
>>
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>
>
>

-- 
David Madland
CCIE# 2016
Sr. Network Engineer
Qwest Communications
612-664-3367

"Government can do something for the people only in proportion as it can do something to the people." -- Thomas Jefferson



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