Re: GNS3 Issues during PfR Lab

Sorry for showing my pain again, but GNS seems to have some issue with my
machine....

After removing all the PfR configuration, the Frame Relay interface is still
flapping. I don't know, but seems like GNS is playing..

On Thu, Aug 26, 2010 at 12:31 AM, Bilal Hansrod <bilal.hansrod_at_gmail.com>wrote:

> Much appreciated, I will remember not to waste time on GNS for these
> technologies. I hope not to hit the road blocks for other labs in GNS. I
> should be asking questions on real CCIE lab rather than GNS3:)
>
> Thanks Guys,
>
> Regards,
>
> Bilal
>
>
> On Thu, Aug 26, 2010 at 12:22 AM, Martijn Minis <martijn.minis_at_gmail.com>wrote:
>
>> I wouldn't say "it will not be tested", since it is on the blueprint..
>> As said by others before, and by my experience, I'd say don't waste
>> your time on doing any performance/traffic related labs (i.e. PfR/OER
>> testing and QoS testing) in dynamips/dynagen/GNS3.
>>
>> I would say it is great for practicing the configuration part of these
>> subjects, but defenitely not for any form of traffic/performance
>> related subjects. I'd plan rack time for 3 items:
>> All switching labs (including QoS)
>> PfR/OER labs
>> parts of the QoS labs
>> The total time needed for these should not be that much, since most of
>> the configuration can be practiced in advance. Just the real outcome
>> is the part that has to be done in real hardware
>>
>> just my 0.02 :)
>>
>> On 25 August 2010 13:52, Bilal Hansrod <bilal.hansrod_at_gmail.com> wrote:
>> > it makes sense rather than wasting time on troubleshooting GNS as it
>> will
>> > not be tested in CCIE lab:-)
>> > Thanks for the advise. I will once try Stephen's suggestion and see how
>> I
>> > go, otherwise, move on to next technology lab
>> >
>> > Bilal
>> >
>> >
>> >
>> > On Wed, Aug 25, 2010 at 9:47 PM, Adrian Brayton <abrayton_at_gmail.com>
>> wrote:
>> >
>> >> I use a real router as my frame-switch... I wrote the config and just
>> paste
>> >> it in when I start up the router's so there is no question about which
>> DLCI
>> >> I am using or where its switching to!
>> >>
>> >> I have configured PfR using all IGPs, BGP and Static and all work as
>> the WB
>> >> states it should. I am using a Mac Pro and running 11 routers (3745)
>> and my
>> >> CPU never gets over 35% no matter what I am working on.
>> >>
>> >> Your computer should be more than sufficient to do what you are trying
>> to
>> >> do. I would guess that it's just an issue with GNS3 and if it continues
>> just
>> >> rent some rack time... Since you are using INE WBs, you can get a 6
>> hour
>> >> session at www.racktimerentals.com for $15.00! I have had nothing but
>> good
>> >> luck with them and am in no way affiliated with them! Just a thought!
>> >>
>> >> -Adrian
>> >>
>> >>
>> >> On Aug 25, 2010, at 7:24 AM, Bilal Hansrod wrote:
>> >>
>> >> Hey Adrian,
>> >>
>> >> Two questions:)
>> >>
>> >> 1. Are you running GNS3 FR switch?
>> >> 2. Which routing protocol you configured for PfR lab?
>> >>
>> >> Regards,
>> >>
>> >> Bilal
>> >>
>> >> On Wed, Aug 25, 2010 at 9:21 PM, Adrian Brayton <abrayton_at_gmail.com
>> >wrote:
>> >>
>> >>> AMEN "you can do alot of great things with GNS3, but it is what it
>> is..."
>> >>>
>> >>> I have no issue's running OER / PfR on GNS3 but just yesterday I
>> couldn't
>> >>> ping another interface on the same switch, same subnet until I shut
>> >>> everything down "Closed GNS3 and reopened the topology" and then
>> pasted the
>> >>> configs back in and it worked fine from then on! It was the exact same
>> >>> config I pasted in before but 2 hours later! :)
>> >>>
>> >>> There is no replacement for real hardware!
>> >>>
>> >>>
>> >>> On Aug 25, 2010, at 6:09 AM, garry baker wrote:
>> >>>
>> >>> > you can do alot of great things with GNS3, but it is what it is...
>> >>> >
>> >>> > and the limits are different and always dependent on your mix of
>> >>> > protocols...
>> >>> >
>> >>> > i know that doesn't help your exact issue but it is the case that i
>> have
>> >>> run
>> >>> > into many many times...
>> >>> >
>> >>> > one size does not fit all...
>> >>> >
>> >>> > but then again maybe somebody on the list has done the pfr lab and
>> can
>> >>> give
>> >>> > you the magic bullet, ie IOS and platform and idle code to even it
>> all
>> >>> > out...
>> >>> >
>> >>> > good luck and hoping to hear success...
>> >>> >
>> >>> >
>> >>> > --
>> >>> > Garry L. Baker
>> >>> >
>> >>> > "There is no 'patch' for stupidity." - www.sqlsecurity.com
>> >>> >
>> >>> >
>> >>> > On Wed, Aug 25, 2010 at 12:59 PM, Bilal Hansrod <
>> >>> bilal.hansrod_at_gmail.com>wrote:
>> >>> >
>> >>> >> Hello Guys,
>> >>> >>
>> >>> >> I have encounter really weird and funny issues on GNS3 lab. I got
>> 6G of
>> >>> >> memory, i7 Processor and running on Ubuntu x64. It is brand new PC
>> >>> >> optimised
>> >>> >> for CCIE lab. I have setup idle timers and CPU load for one core is
>> >>> below
>> >>> >> 20%. I have started with INE W1 till I reached the PfR lab [3.15].
>> >>> >> Once I enable IP SLA on R1 and R6 and policies on R5 (MC) , it
>> seems
>> >>> that I
>> >>> >> have serial interface flapping. Also, copy via Http fails and I can
>> see
>> >>> my
>> >>> >> IP sla on R1 is timing out while copying IOS from SW2. As per
>> Stephen
>> >>> and
>> >>> >> David's suggestion, I disbaled keepalive on serial interface, but
>> still
>> >>> no
>> >>> >> luck.
>> >>> >>
>> >>> >> I am stuck in this limbo and I can proceed and just wondering what
>> will
>> >>> >> happen when I turn on EIGRP, BGP, and redistribution.
>> >>> >>
>> >>> >> Please anyone out there, who can advise any workable solution.
>> >>> >>
>> >>> >> Any suggestions and comments would be highly appreciated.
>> >>> >>
>> >>> >> Regards,
>> >>> >>
>> >>> >> Bilal
>> >>> >>
>> >>> >>
>> >>> >> Blogs and organic groups at http://www.ccie.net
>> >>> >>
>> >>> >>
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Received on Thu Aug 26 2010 - 00:33:59 ART