[c-nsp] NPE-G1 with 12.2(25)S reload

Rodney Dunn rodunn at cisco.com
Fri Feb 25 11:32:29 EST 2005 

Hey guys,

Did someone open a case for this issue:

>> Hi Brian,
>>
>> Regarding taking your G1's to 12.2(25)S2, aren't you concerned about
>> the "cef interface bug" that's been discussed here previously
>> (included below)?  I've been holding off because of it - am I being
>> too cautious I wonder.


I'd like to track it and see where it's at.



Rodney


On Tue, Feb 22, 2005 at 09:13:42AM +1000, David J. Hughes wrote:
> Hi,
> 
> We're in 2 minds at the moment about moving to 12.2(25)S from 
> 12.2(18)S. A solid 12.2(18) would be fine but 12.2(18)S7 is still open 
> to the BGP DOS problem outlined in 
> (http://www.cisco.com/warp/public/707/cisco-sa-20050126-bgp.shtml).  
> Clayton Kossmeyer @Cisco mentioned a while back that a 12.2(18)S 
> rebuild with the BGP DOS bug fix would be made available at some time 
> but there's no sign of it nor a release date anywhere I've looked.  So 
> the option is either 12.2(18)S with BGP DOS problems or 12.2(25)S with 
> CEF interface problems.  I guess we have to pick the lesser of the two 
> evils :)
> 
> 
> David
> ...
> 
> On 21/02/2005, at 7:58 AM, Brian Feeny wrote:
> 
> >
> > David,
> >
> > Absolutely.  In fact I downgraded to 12.2(18)S7.  If you don't mind me 
> > asking, what are you running?  I have most of our core at 12.2(18)S7, 
> > and I have had very little problems.  I have not had this "reload" bus 
> > error hit me on 12.2(18)S7 as of yet, so hopefully its not something 
> > that is in that release as well.
> >
> > I am always looking for opinions on which 12.2S code others have 
> > settled on.  12.2(18)S7 has gotten numerous kudos on this list and 
> > other places and it seems to work well for us.  I run the SERVICE 
> > PROVIDER feature set.
> >
> > Brian
> >
> > On Feb 20, 2005, at 3:46 PM, David J. Hughes wrote:
> >
> >>
> >> Hi Brian,
> >>
> >> Regarding taking your G1's to 12.2(25)S2, aren't you concerned about 
> >> the "cef interface bug" that's been discussed here previously 
> >> (included below)?  I've been holding off because of it - am I being 
> >> too cautious I wonder.
> >>
> >> ----
> >>> -----Mensaje original-----
> >>> De: cisco-nsp-bounces at puck.nether.net
> >>> [mailto:cisco-nsp-bounces at puck.nether.net] En nombre de Marcus 
> >>> Stoegbauer
> >>> Enviado el: martes, 25 de enero de 2005 15:24
> >>> Para: cisco-nsp at puck.nether.net
> >>> Asunto: Re: [c-nsp] 12.2(25)S on NPEG1
> >>>
> >>> On Tuesday 25 January 2005 13:39, nishal goburdhan wrote:
> >>>> we've upgraded a few G1s to 25Sx and noticed that periodically, the
> >>>> router disables 'ip route-cache' across all interfaces.
> >>>>
> >>>> 'sh ip int' reveals:
> >>>>   IP fast switching is enabled
> >>>>   IP Flow switching is disabled
> >>>>   IP CEF switching is disabled
> >>>>
> >>>> Cisco 7206VXR (NPE-G1) processor (revision A) with 983040K/65536K
> >>>> bytes of memory. System image file is 
> >>>> "disk2:c7200-k91p-mz.122-25.S2.bin"
> >>>>
> >>>> ...same has also occured on 12.2(25)S.
> >>>>
> >>>> has anyone else noticed this?
> >>>
> >>> Yep, that happened here on nearly all of our routers, with NPE-G1 
> >>> and also
> >>> with NPE-400.
> >>> We only did minor changes to the configuration (removing a 
> >>> subinterface,
> >>> removing an area from OSPF and so on), and suddenly all interfaces 
> >>> had "no
> >>> ip route-cache" and "no ip route-cache cef" set.
> >>> Interesting enough, it doesn't happen all the time: On two routers 
> >>> with
> >>> exactly the same configuration, hardware and software versions, we 
> >>> changed
> >>> the same things in the config, router1 had "no ip route-cache" set 
> >>> on the
> >>> interfaces, router2 not.
> >>>
> >>> The problem with "clear access-list counter" happened here, too. I'm
> >>> currently waiting for Cisco to see that it really is a bug ("Please 
> >>> use
> >>> clear access-list instead of clear ip access-list" and "Please 
> >>> update to the
> >>> latest release" isn't very good advice when we're already running 
> >>> 12.2(25)S2
> >>> and I only left out the "clear access-list" lines in the bug report 
> >>> to
> >>> simplify it ...).
> >>>
> >>>    Marcus
> >> ---
> >>
> >>
> >> David
> >> ...
> >>
> >>
> >> On 19/02/2005, at 7:49 AM, Brian Feeny wrote:
> >>
> >>>
> >>> I realize I should be on S2 and I am working on that right now, but I
> >>> want to make sure that the problem
> >>> I had isn't possibly in S2 as well.  Here is what I got:
> >>>
> >>> dal-lone-gw1#show ver
> >>> Cisco IOS Software, 7200 Software (C7200-K91P-M), Version 12.2(25)S,
> >>> RELEASE SOFTWARE (fc2)
> >>> Technical Support: http://www.cisco.com/techsupport
> >>> Copyright (c) 1986-2004 by Cisco Systems, Inc.
> >>> Compiled Fri 13-Aug-04 18:42 by cmong
> >>>
> >>> ROM: System Bootstrap, Version 12.3(4r)T1, RELEASE SOFTWARE (fc1)
> >>> BOOTLDR: 7200 Software (C7200-KBOOT-M), Version 12.2(4)BW, EARLY
> >>> DEPLOYMENT RELEASE SOFTWARE (fc1)
> >>>
> >>>   dal-lone-gw1 uptime is 13 minutes
> >>> System returned to ROM by error - a Software forced crash, PC
> >>> 0x6083F730 at 21:10:30 UTC Fri Feb 18 2005
> >>> System restarted at 21:12:56 UTC Fri Feb 18 2005
> >>> System image file is "disk2:c7200-k91p-mz.122-25.S.bin"
> >>>
> >>>
> >>> This product contains cryptographic features and is subject to United
> >>> States and local country laws governing import, export, transfer and
> >>> use. Delivery of Cisco cryptographic products does not imply
> >>> third-party authority to import, export, distribute or use 
> >>> encryption.
> >>> Importers, exporters, distributors and users are responsible for
> >>> compliance with U.S. and local country laws. By using this product 
> >>> you
> >>> agree to comply with applicable laws and regulations. If you are 
> >>> unable
> >>> to comply with U.S. and local laws, return this product immediately.
> >>>
> >>> A summary of U.S. laws governing Cisco cryptographic products may be
> >>> found at:
> >>> http://www.cisco.com/wwl/export/crypto/tool/stqrg.html
> >>>
> >>> If you require further assistance please contact us by sending email 
> >>> to
> >>> export at cisco.com.
> >>>
> >>> Cisco 7206VXR (NPE-G1) processor (revision A) with 983040K/65536K 
> >>> bytes
> >>> of memory.
> >>> Processor board ID 21271177
> >>> SB-1 CPU at 700Mhz, Implementation 1025, Rev 0.2, 512KB L2 Cache
> >>> 6 slot VXR midplane, Version 2.0
> >>>
> >>> Last reset from power-on
> >>>
> >>>
> >>>
> >>> Is anyone aware of what this could be?  I am not running RPF.
> >>>
> >>> Brian
> >>>
> >>>
> >>>
> >>>
> >>> Brian Feeny, CCIE #8036, CISSP    	e: signal at shreve.net
> >>> Network Engineer           			p: 318.213.4709
> >>> ShreveNet Inc.             			f: 318.221.6612
> >>>
> >>> _______________________________________________
> >>> cisco-nsp mailing list  cisco-nsp at puck.nether.net
> >>> https://puck.nether.net/mailman/listinfo/cisco-nsp
> >>> archive at http://puck.nether.net/pipermail/cisco-nsp/
> >>>
> >>
> >>
> >
> > Brian Feeny, CCIE #8036, CISSP
> > Network Engineer
> > ShreveNet Inc.
> >
> 
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