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7200 upgrade from 12.2(25)S8

 

 

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chris at nmedia

Jun 30, 2008, 8:50 PM

Post #1 of 5 (571 views)
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7200 upgrade from 12.2(25)S8

I've got 12.2(25)S8 on various 7200 NPE-G1 and NPE-400 boxes in core and edge NSP roles. The last NPE-400 is about to get upgraded to a G1 or G2.

This OS has been rock-solid for years. I'm using the routers for various combinations of mpls ldp/bgp vpn, ip4, ip6, bgp, ospf, multilink, ethernet, POS, mac-accounting, netflow, and that's really about it. Nothing new or overly complicated.

I was hoping to get some use of the second G1 CPU core, some of the boxes could use more power, mostly for BGP rescans in the face of increasing traffic loads. And possibly newer ip6 code (i barely use it now, but things are heading in that direction.)

Any recommendations for a newer version? Or, if it aint broke, don't fuck with it? Did Cisco ever use both cores of the G1?

Chris
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alex.wilkinson at dsto

Jun 30, 2008, 9:41 PM

Post #2 of 5 (550 views)
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Re: 7200 upgrade from 12.2(25)S8 [In reply to]

0n Mon, Jun 30, 2008 at 08:50:35PM -0700, Chris Cappuccio wrote:

>Did Cisco ever use both cores of the G1?

G1 is multicore ?

-aW

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christian at broknrobot

Jun 30, 2008, 10:25 PM

Post #3 of 5 (556 views)
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Re: 7200 upgrade from 12.2(25)S8 [In reply to]

MPF (multi-processor-forwarding)

http://www.cisco.com/en/US/prod/collateral/routers/ps341/prod_end-of-life_notice0900aecd8067dd9f_ps352_Products_End-of-Life_Notice.html
http://www.cisco.com/en/US/docs/ios/12_3t/12_3t7/feature/guide/MPF123T7.html

On Tue, Jul 1, 2008 at 12:41 AM, Wilkinson, Alex <
alex.wilkinson [at] dsto> wrote:

> 0n Mon, Jun 30, 2008 at 08:50:35PM -0700, Chris Cappuccio wrote:
>
> >Did Cisco ever use both cores of the G1?
>
> G1 is multicore ?
>
> -aW
>
> IMPORTANT: This email remains the property of the Australian Defence
> Organisation and is subject to the jurisdiction of section 70 of the CRIMES
> ACT 1914. If you have received this email in error, you are requested to
> contact the sender and delete the email.
>
>
> _______________________________________________
> cisco-nsp mailing list cisco-nsp [at] puck
> https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/
>
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rodunn at cisco

Jul 1, 2008, 7:16 AM

Post #4 of 5 (540 views)
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Re: 7200 upgrade from 12.2(25)S8 [In reply to]

On Mon, Jun 30, 2008 at 08:50:35PM -0700, Chris Cappuccio wrote:
> I've got 12.2(25)S8 on various 7200 NPE-G1 and NPE-400 boxes in core and edge NSP roles. The last NPE-400 is about to get upgraded to a G1 or G2.
>

As a migration path 12.2(33)SRC1 towards IOX-XE on ASR is a good looking
path.


> This OS has been rock-solid for years. I'm using the routers for various combinations of mpls ldp/bgp vpn, ip4, ip6, bgp, ospf, multilink, ethernet, POS, mac-accounting, netflow, and that's really about it. Nothing new or overly complicated.
>
> I was hoping to get some use of the second G1 CPU core, some of the boxes could use more power, mostly for BGP rescans in the face of increasing traffic loads. And possibly newer ip6 code (i barely use it now, but things are heading in that direction.)
>
> Any recommendations for a newer version? Or, if it aint broke, don't fuck with it? Did Cisco ever use both cores of the G1?
>

We did for some PPPoX type offloading functionality but it turned out to
be more complex than it was worth given the faster CPU's and HW forwarding
rates desired. Hence the ASR1000 line was developed.

Rodney



> Chris
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mtinka at globaltransit

Jul 1, 2008, 6:32 PM

Post #5 of 5 (542 views)
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Re: 7200 upgrade from 12.2(25)S8 [In reply to]

On Tuesday 01 July 2008 22:16:23 Rodney Dunn wrote:

> As a migration path 12.2(33)SRC1...

We've had some success with SRC in testing and partial
deployment - as well as some interesting experiences.

We like it because it's quite comprehensive, and runs across
all our NPE-G1/G2 and 7201 deployments. Having a single OS
on all routers of the same family is a plus.

Watch out for bugs, especially if your configuration gets a
little complex. Otherwise, SRC2 should be out later this
month.

Mark.
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